04. New Beginning: Cities and states Chapter very short Questions answer

by

Q1: What was India’s First Urbanisation?
Ans: India’s First Urbanisation refers to the Harappan Civilisation that ended around 2000 BCE.

Q2: When did India’s Second Urbanisation begin?
Ans: India’s Second Urbanisation began in the 1st millennium BCE.

Q3: What are janapadas?
Ans: Janapadas were early settlements or territories formed by clans in north India.

Q4: What does the word “janapada” literally mean?
Ans: “Janapada” means “where people set foot”.

Q5: Who ruled over a janapada?
Ans: A janapada was ruled by a raja.

Q6: What are mahajanapadas?
Ans: Mahajanapadas were larger states formed by merging janapadas.

Map of 16 Mahajanpadas

Q7: How many mahajanapadas are mentioned in ancient texts?
Ans: Ancient texts mention 16 mahajanapadas.

Q8: Name two powerful mahajanapadas.
Ans: Magadha and Kosala were two powerful mahajanapadas.

Q9: What was the capital of Vatsa?
Ans: The capital of Vatsa was Kauśhāmbī.

Q10: What were the capitals of mahajanapadas known for?
Ans: They were large, fortified cities with moats and narrow gateways.

Q11: What geographical region did many mahajanapadas develop in?
Ans: Many mahajanapadas developed in the Ganga plains.

Q12: Why was the Ganga plain suitable for settlements?
Ans: It had fertile land ideal for agriculture.

Fertile Ganga Plains heped Mahajanpadas to grow

Q13: What natural resource helped make tools and weapons during this period?
Ans: Iron ore from nearby mountains helped make tools and weapons.

Q14: What is a sabhā or samiti?
Ans: Sabhā or samiti was a council of elders advising the raja.

Q15: What kind of rule did monarchies follow?
Ans: Monarchies were hereditary and ruled by a single raja.

Q16: Name one mahajanapada that followed the gana or sangha system.
Ans: Vajji followed the gana or sangha system.

Q17: What is an early example of a democratic system in India?
Ans: The gana-sangha system is an early example of democracy.

Q18: Which texts give us information about this period?
Ans: Late Vedic, Buddhist, and Jain texts give us information about this period.

Q19: What did punch-marked coins look like?
Ans: They were silver coins stamped with symbols.

Punch Marked Coins

Q20: What role did coins play during this time?
Ans: Coins were used for trade within and between regions.

Q21: What is the meaning of jāti?
Ans: Jāti is a group of people with a specific job passed down in families.

Q22: What were the four varnas in Vedic society?
Ans: The four varnas were Brahmins, Kshatriyas, Vaishyas, and Shudras.

Q23: What is the English word “caste” derived from?
Ans: The word “caste” comes from the Portuguese word “casta”.

Q24: What is iron metallurgy?
Ans: Iron metallurgy is the use of iron to make tools and weapons.

Q25: What are the Dakshinapatha and Uttarapatha?
Ans: They were ancient trade routes linking different parts of India.

03. Climates Of India Chapter very short Questions answer

by

Q1: What is weather?
Ans: Weather is the daily condition of the atmosphere, such as rain, sunshine, or wind.

Q2: What is climate?
Ans: Climate is the average weather pattern in a region over many years.


Difference between Weather and Climate

Q3: How many main seasons are there in India?
Ans: There are five main seasons in India, including the monsoon season.

Q4: What is the traditional Indian name for spring?
Ans: The traditional Indian name for spring is vasanta.

Q5: Why do animals grow thick fur in winter?
Ans: Animals grow thick fur in winter to stay warm in cold weather.

Q6: What type of climate does the Himalayas have?
Ans: The Himalayas have an alpine climate with snowy winters and cool summers.

Q7: Which Indian region has a subtropical climate?
Ans: The Northern Plains have a subtropical climate with hot summers and cold winters.

Q8: What is the climate like in the Thar Desert?
Ans: The Thar Desert has an arid climate with very hot days and cool nights.

Q9: Name one hill station in the Lower Himalayas.
Ans: Shimla is a hill station in the Lower Himalayas.

Q10: What kind of climate is found on India’s western coast?
Ans: India’s western coast has a tropical wet climate with heavy rainfall.

Q11: How does latitude affect climate?
Ans: Places near the Equator are hotter due to direct sunlight.

Q12: Which Indian city stays warm year-round because of its latitude?
Ans: Kanyakumari stays warm year-round due to its location near the Equator.

Q13: Why are hill stations cooler than plains?
Ans: Hill stations are cooler because higher altitude reduces temperature.

Q14: What is the effect of the sea on coastal climate?
Ans: The sea keeps coastal areas cooler in summer and warmer in winter.

Coasts of India

Q15: Which inland city has extreme temperatures: Mumbai or Nagpur?
Ans: Nagpur has more extreme temperatures because it is inland.

Q16: What are hot, dry summer winds from the desert called?
Ans: Hot, dry winds from the desert are called heat waves.

Q17: What role do the Himalayas play in India’s climate?
Ans: The Himalayas block cold winds from Central Asia.

Q18: What is topography?
Ans: Topography refers to the shape and features of the land, like hills and plains.

Q19: What is a microclimate?
Ans: A microclimate is a small area with a different climate than its surroundings.

Q20: What causes the summer monsoon?
Ans: The summer monsoon is caused by pressure differences between land and ocean.

Q21: Which part of India gets winter monsoon rainfall?
Ans: East and south India get rainfall during the winter monsoon.

Wind Movement

Q22: What does the word “monsoon” mean?
Ans: The word “monsoon” comes from the Arabic word “mausim,” meaning season.

Q23: Which Indian village gets the world’s highest rainfall?
Ans: Mawsynram in Meghalaya receives the world’s highest rainfall.

Q24: What is a cyclone?
Ans: A cyclone is a storm with strong winds and rain caused by a low-pressure system.

Q25: Name one greenhouse gas that causes climate change.
Ans: Carbon dioxide (CO₂) is a greenhouse gas that causes climate change.

02. Understanding the weather Chapter very short Questions answer

by

Q1: What is weather?
Ans: Weather is the condition of the Earth’s atmosphere at a specific time and place.

Q2: Which layer of the atmosphere is responsible for all weather changes?
Ans: The troposphere is the layer where all weather changes occur.

Q3: How thick is the troposphere at the poles?
Ans: The troposphere is about 6 kilometers thick at the poles.

Troposphere

Q4: Why do people in different regions experience weather differently?
Ans: People feel weather differently based on their regional climate and adaptation.

Q5: What type of clothes do people wear in winter?
Ans: People wear warm clothes during winter to protect themselves from the cold.

Q6: How did people in earlier times predict rain using nature?
Ans: People observed signs like pine cones closing to predict rain.

Q7: Which instrument is used to measure temperature?
Ans: A thermometer is used to measure how hot or cold the air is.

Q8: What does a rain gauge measure?
Ans: A rain gauge measures the amount of rainfall in millimeters.

Q9: What does atmospheric pressure mean?
Ans: Atmospheric pressure is the weight of air pressing down on the Earth’s surface.

Q10: Where is atmospheric pressure lower: mountains or sea coasts?
Ans: Atmospheric pressure is lower in mountains compared to sea coasts.

Q11: Which instrument is used to measure atmospheric pressure?
Ans: A barometer is used to measure atmospheric pressure in millibars.

Q12: What causes breathlessness at high altitudes?
Ans: Breathlessness at high altitudes is caused by thin air and low oxygen levels.

Q13: What is the normal atmospheric pressure at sea level?
Ans: The normal atmospheric pressure at sea level is about 1013 millibars.

Q14: What does an anemometer measure?
Ans: An anemometer measures the speed of the wind in kilometers per hour.
Anemometer

Q15: Which instrument tells the direction of the wind?
Ans: A wind vane shows the direction from which the wind is blowing.

Q16: Where is a wind sock commonly used?
Ans: A wind sock is commonly used at airports and industrial areas.

Q17: What is humidity?
Ans: Humidity is the amount of water vapor present in the air.

Q18: Which city has higher humidity, Kochi or Jaipur?
Ans: Kochi has higher humidity compared to Jaipur.

Q19: What happens to evaporation when humidity is high?
Ans: High humidity slows down the rate of evaporation.

Q20: Which instrument is used to measure humidity?
Ans: A hygrometer is used to measure the amount of humidity in the air.

Hygrometer

Q21: What is the range of relative humidity in dry weather?
Ans: Dry weather has relative humidity between 20% and 40%.

Q22: How is snowfall measured in terms of precipitation?
Ans: Snowfall is melted before measuring it with a rain gauge.

Q23: What is the mean daily temperature formula?
Ans: Mean daily temperature is calculated by adding maximum and minimum temperature and dividing by two.

Q24: What is an Automated Weather Station (AWS)?
Ans: An Automated Weather Station is a system that measures weather data using sensors without human help.

Q25: Who is responsible for issuing weather warnings in India?
Ans: The India Meteorological Department (IMD) is responsible for issuing weather warnings in India.

01. Geographical Diversity of India Chapter very short Questions answer

by

Q1: Which countries form the Indian Subcontinent along with India?
Ans: The Indian Subcontinent includes India, Pakistan, Bangladesh, Nepal, Bhutan, Sri Lanka, and Myanmar.

Q2: What are the five main physical regions of India?
Ans: The five main physical regions of India are the Himalayas, the Gangetic Plains, the Thar Desert, the Southern Peninsula, and the Islands.
Physical features of India

Q3: Which natural feature protects India from the north?
Ans: The Himalayas protect India from the north.

Q4: What is the total length of the Himalayan range?
Ans: The Himalayan range stretches for about 2,500 kilometers.

Q5: Which major rivers originate from the Himalayas?
Ans: The Ganga, Indus, and Brahmaputra rivers originate from the Himalayas.

Q6: What is the highest part of the Himalayan range called?
Ans: The highest part of the Himalayan range is called the Himadri or Greater Himalayas.

Q7: Which Himalayan range is known for hill stations like Shimla and Darjeeling?
Ans: The Himachal or Lower Himalayas are known for hill stations like Shimla and Darjeeling.

Q8: What is the outermost Himalayan range called?
Ans: The outermost range is called the Shivalik Hills.

Q9: How were the Himalayas formed?
Ans: The Himalayas were formed when the Indian plate collided with the Eurasian plate around 50 million years ago.

Formation of Himalayas

Q10: Why are the Himalayas called the “Water Tower of Asia”?
Ans: They are called the “Water Tower of Asia” because they feed many major rivers that supply water to millions.

Q11: What kind of desert is Ladakh?
Ans: Ladakh is a cold desert in India.

Q12: Name a famous salty lake in Ladakh.
Ans: Pangong Tso is a famous salty lake in Ladakh.

Q13: Which animal is very useful for the people of Ladakh?
Ans: The yak is very useful for the people of Ladakh.

Q14: Which festivals are celebrated in Ladakh?
Ans: Festivals like Losar and Hemis are celebrated in Ladakh.

Q15: What makes the soil of the Gangetic Plains fertile?
Ans: Minerals carried by rivers from the Himalayas make the soil fertile.

Q16: Which crops are mainly grown in the Gangetic Plains?
Ans: Rice and wheat are the main crops grown in the Gangetic Plains.

Gangetic Plain

Q17: What is the national bird of India found in the Gangetic Plains?
Ans: The peacock is the national bird of India found in the Gangetic Plains.

Q18: Which desert covers parts of Rajasthan, Gujarat, Punjab, and Haryana?
Ans: The Thar Desert covers parts of Rajasthan, Gujarat, Punjab, and Haryana.

Q19: What is a taanka used for in desert areas?
Ans: A taanka is used for harvesting and storing rainwater in desert areas.

Q20: What is the highest peak in the Aravalli Hills?
Ans: Mount Abu is the highest peak in the Aravalli Hills.

Q21: Name two minerals found in the Aravalli Hills.
Ans: Marble and zinc are two minerals found in the Aravalli Hills.

Q22: Which two rivers flow westward into the Arabian Sea?
Ans: The Narmada and Tapti rivers flow westward into the Arabian Sea.

Q23: What is the name of India’s only active volcano?
Ans: Barren Island is the name of India’s only active volcano.

Q24: Which delta is home to the Sundarbans mangrove forest?
Ans: The delta formed by the Ganga and Brahmaputra rivers is home to the Sundarbans.

Q25: Which village in Meghalaya is known as the cleanest village in Asia?
Ans: Mawlynnong Village in the East Khasi Hills is known as the cleanest village in Asia.

12. Earth, moon, and the Sun Chapter very short Questions answer

by

Q1: What is a partial solar eclipse?
Ans: A partial solar eclipse occurs when the Moon partially blocks the Sun.

Q2: Why is the Moon able to block the Sun during a solar eclipse?
Ans: The Moon is much smaller than the Sun, but it is much closer to the Earth, making it appear to cover the Sun.

Q3: What is rotation?
Ans: Rotation is the spinning of an object around its own axis.

Q4: What is the Earth’s axis of rotation?
Ans: It is an imaginary line that passes through the North and South poles.

Q5: How long does it take for the Earth to complete one rotation?
Ans: About 24 hours.

Q6: Which direction does the Earth rotate when viewed from the North Pole?
Ans: The Earth rotates in the anti-clockwise direction, from West to East.

Q7: What causes day and night on Earth?
Ans: The Earth’s rotation causes day and night.

Q8: What happens during the rotation of the Earth on its axis?
Ans: Half of the Earth faces the Sun and experiences daytime, while the other half experiences nighttime.

Q9: What direction does the Sun appear to move in the sky?
Ans: The Sun appears to rise in the East and set in the West.

Q10: What causes the stars to appear to move in the sky?
Ans: The Earth’s rotation causes the apparent movement of stars.

Q11: What is revolution?
Ans: Revolution is the movement of the Earth around the Sun along its orbit.

Q12: How long does the Earth take to complete one revolution around the Sun?
Ans: About 365 days and 6 hours.

Q13: Why do the stars in the night sky change over the course of a year?
Ans: The changing position of the Earth in its orbit around the Sun causes different stars to be visible at different times.

Q14: What causes the seasons on Earth?
Ans: The tilt of the Earth’s axis and its orbit around the Sun causes the seasons.

Q15: When does the Northern Hemisphere experience summer?
Ans: In June, when the Northern Hemisphere is tilted towards the Sun.

Q16: When does the Northern Hemisphere experience winter?
Ans: In December, when the Northern Hemisphere is tilted away from the Sun.

Q17: What is the
Ans: The longest day in the Northern Hemisphere, occurring around 21 June.

Q18: What happens during a solar eclipse?
Ans: The Moon blocks the Sun’s light from reaching the Earth.

Q19: What is a lunar eclipse?
Ans: A lunar eclipse occurs when the Earth blocks the Sun’s light from reaching the Moon.

Q20: Why should we not look directly at a solar eclipse?
Ans: Directly viewing a solar eclipse can damage the eyes and cause blindness.

11. Light: Shadows and Reflections Chapter very short Questions answer

by

Q1: Name an artificial source of light.
Ans: Electric bulbs.

Q2: What do fireflies use to communicate?
Ans: Fireflies use light to communicate.

Q3: What is a luminous object?
Ans: An object that emits its light.

Q4: Does the Moon produce its light?
Ans: No, the Moon reflects sunlight.

Q5: How does light travel under normal conditions?
Ans: Light travels in a straight line.

Q6: Name a natural source of light.
Ans: The Sun.

Q7: Give an example of a non-luminous object.
Ans: The Moon.

Q8:  Why are LED lamps promoted by the Indian government?
Ans: Because they are energy-efficient, brighter, and environmentally friendly.

Q9: What device uses two mirrors to see objects that are not directly visible?
Ans: A periscope.

Q10: What is the reflection of light?
Ans: When light bounces off a surface and changes direction.

Q11: What happens when light passes through aligned holes in a straight line?
Ans: It creates a bright spot on a screen.

Q12: What is a transparent material?
Ans: A material that lets light pass through almost completely, like glass.

Q13: What kind of material allows only some light to pass through?
Ans: Translucent material.

Q14: What is formed when an object blocks light?
Ans: A shadow.

Q15: What kind of shadow does an opaque object create?
Ans: A dark and well-defined shadow.

Q16: How does a pinhole camera form an image?
Ans: Light passes through a tiny hole and forms an upside-down image on a screen.

Q17: What type of image does a plane mirror form?
Ans: A virtual, upright, same-size, laterally inverted image.

Q18: What is lateral inversion in a mirror image?
Ans: The left side appears as the right side and vice versa.

Q19: What causes light pollution?
Ans: Excess artificial light from cities and towns.

Q20: What type of shadow do translucent objects create?
Ans: Lighter and less distinct shadows.

10. Life Processes in Plants Chapter very short Questions answer

by

Q1: Name some components of food.
Ans: Carbohydrates, proteins, fats, vitamins, and minerals.

Q2: Define nutrients.
Ans: Carbohydrates, proteins, fats, vitamins, and minerals are essential components of food, these components are called nutrients.

Q3: Give an example of autotrophs.
Ans: All green plants.

Q4: Give an example of heterotrophs.
Ans: Animals and human beings.

Q5: Plants prepare their food by using raw materials present in their ______________.
Ans: Surrounding.

Q6: What do you mean by nutrition?
Ans: Nutrition is the mode of taking food by an organism and its utilization by the body.

Q7: Name the food factories of plants.
Ans: Leaves.

Q8: Name the tiny pores present on the surface of leaves.
Ans: Stomata.

Q9: Name the green pigment present in leaves.
Ans: Chlorophyll.

Q10: ____________ helps leaves to capture the energy of sunlight.
Ans: Chlorophyll.

Q11: Why is photosynthesis named so?
Ans: Because the synthesis of food occurs in the presence of sunlight.

Q12: Sun is the ultimate source of energy for all living organisms. True / False.
Ans: True.

Q13: State the equation for the process of photosynthesis.
Ans: Carbon dioxide + water → carbohydrate + Oxygen (in the presence of sunlight).

Q14: Why are algae present in stagnant water bodies green in color?
Ans: Because they contain the green pigment chlorophyll.

Q15: During photosynthesis, plants take in _______________ and release _______________.
Ans: Carbon dioxide and oxygen.

Q16: During photosynthesis solar energy is converted into chemical energy. True / False.
Ans: True.

Q17: The product of photosynthesis is
a. Carbohydrate
b. Protein
c. Fats
d. All of these
Ans: a. Carbohydrate.

Q18: Name a plant that has both autotrophic and heterotrophic modes of nutrition.
Ans: Insectivorous plants.

Q19: Name the pores present in leaves through which exchange of gases takes place.
Ans: Stomata.

Q20:What do plants need to grow?

Ans: Plants need sunlight, water, air, and nutrients to grow.

Q21. How do plants make their own food?

Ans: Plants make food through photosynthesis.

Q22. What is the role of sunlight in plant growth?

Ans: Sunlight provides energy for food production.

Q23. What do roots absorb from the soil?
Ans: Roots absorb water and minerals.

Q24.  What gas do plants take from air during photosynthesis?
Ans:  Plants take in carbon dioxide.

Q25. Where does photosynthesis mainly take place?
Ans: Photosynthesis mainly takes place in leaves.

09. Life Processes in Animals Chapter very shorts Questions answer

by

Q1: Name the largest gland in the human body.
Ans: Liver

Q2: Animal nutrition includes
a. Nutrient requirements
b. Mode of intake of food
c. Utilization of food in the body
d. All of the above.
Ans: All of the above

Q3: Define digestion.
Ans: The process of breaking down complex substances of food into simpler forms is called digestion.

Q4: Name the parts of the alimentary canal.
Ans: Buccal cavity, oesophagus, stomach, small intestine, large intestine, rectum, and anus.

Q5: Name the glands that secrete digestive juice__________________.
Ans: Salivary gland, pancreas, and liver

Q6: The process of taking food into the body is called __________.
Ans: Ingestion

Q7: Name the different types of teeth.
Ans: Incisor, canine, premolar, and molar

Q8: The saliva breaks down starch into sugars. True/ False.
Ans: True

Q9: Name the mode of feeding of ants and mosquitoes.
Ans: The feeding mode of ants is Chewing (they use mandibles to bite and chew), and the mode of feeding of mosquitoes is sucking.

Q10: The tongue helps in mixing food with saliva. True/ False.
Ans: True.

Q11: Name ruminants.
Ans: Grazing animals like cows, buffaloes, and deer.

Q12: Name the finger-like projection present in the inner wall of the small intestine.
Ans: Villi

Q13: Name the organ responsible for removing undigested and unabsorbed residues from the human body.
Ans: Anus

Q14: Bile juice is stored in a sac called__________________
Ans: Gall bladder

Q15: Bile is responsible for the digestion of
a. Fat
b. Protein
c. Vitamins
d. Both a and b
e. None of these
Ans: Fat

Q16: What is the location of the pancreas?
Ans: The Pancreas is located just below the stomach.

Q17: The pancreatic juice acts on
a. Carbohydrates
b. Fats
c. Proteins
d. All of the above
Ans: All of the above.

Q18: Name the end products of carbohydrates.
Ans: Simple sugars such as glucose

Q19: Define egestion.
Ans: The process of removal of faecal matter from the body through the anus is called egestion.

Q20: How is food pushed down from mouth to stomach?
Ans: Food is pushed down by the movement of the wall of the food pipe.

Q21: The digestion of cellulose takes place in ________________ present in all ruminants.
Ans: Rumen

Q22: Name the part of the digestive canal involved in the absorption of food.
Ans: Small intestine

Q23: Name the part of the digestive canal that kills bacteria.
Ans: Stomach

Q24: Name the part of the digestive canal involved in the formation of faeces.
Ans: Large intestine

Q25: Name the part of the digestive canal involved in chewing food.
Ans: Mouth or Buccal cavity

08. Measurement Of Time and Motion Chapter very shorts Questions answer

by

Q1: The basic unit of speed is

(i) Km/ min

(ii) m/ min

(iii) Km/ sec

(iv) m/ sec

Ans : (iv) m/ sec

Speed is defined as the rate at which an object covers distance. It is measured in terms of how much distance is traveled per unit of time. In the metric system, the unit for distance is meters (m) and the unit for time is seconds (sec). Therefore, the basic unit of speed is meters per second (m/sec).

Q2: What is motion?

Ans : Motion is a change in the position of an object with time.

Q3: Define average speed.

Ans : The average speed of a moving object is defined as the total distance covered by it divided by the total time taken.

Q4: What do you mean by the statement; “car is moving with the speed of 50 Km per hour”?

Ans : Car is moving with the speed of 50 Km per hour it means it will cover a distance of 50 Km in one hour

Q5: What is a simple pendulum’s periodic motion?

Ans: A simple pendulum’s periodic motion involves oscillations back and forth from a center point.

Q6: What information can be interpreted from a distance-time graph?

Ans: A distance-time graph shows how distance changes over time and helps determine the speed of a moving object.

Q7: How do you define uniform motion?

Ans: Uniform motion occurs when an object moves along a straight line with a constant speed.

Q8: What is the time period of a simple pendulum?

Ans: The time period of a simple pendulum is the time taken for the pendulum to complete one full oscillation.

Q9:How is non-uniform motion different from uniform motion?

Ans: In non-uniform motion, the speed or direction of the object changes, whereas in uniform motion, the speed remains constant.

Q10: How do we measure speed using a speedometer and an odometer?

Ans: Speedometers measure and display the speed of a vehicle in km/h, while odometers record the distance traveled by the vehicle in kilometers (km).

Q11: The metallic ball in pendulum is called __________ of the pendulum. 

Ans: Bob

Q12: Give an example of oscillatory motion. 

Ans: To and fro motion of a simple pendulum

Q13: What is uniform motion?

Ans: Uniform motion is when an object covers equal distances in equal intervals of time.

Q14: Name the device used to measure speed. 

Ans: Speedometer

Q15: What is non-uniform motion?

Ans: Non-uniform motion is when an object covers unequal distances in equal intervals of time.

07. Heat Transfer in nature Chapter very shorts Questions answer

by

Q1: Define temperature.

Ans: The measure of hotness or coldness of an object is called temperature. It is usually measured in “degrees”.

Q2: Name the device used to measure temperature.

Ans: A thermometer is a device used to measure temperature.

Thermometer

Q3: What is the unit of temperature as adopted by India?

Ans: Degree Celsius (°C)

Q4: The bulb of the laboratory thermometer should not touch the surface of the ________________.

Ans: Container.

Q5: Give an example to show the transfer of heat from one body to another.

Ans: Any utensil kept on flame becomes hot because heat transfers from flame to the utensil.

Q6: Heat always flows from a hotter object to ________________.

Ans: Colder object

Q7: In solid heat is transferred by the process of

a. Conduction
b. Convection
c. Radiation
d. None of these

Ans: Conduction.

Q8: Give examples of conductors.

Ans: Aluminium, copper, iron, etc.

Q9: Give examples of insulators.

Ans: Wood, plastic, rubber

Q10: Insulators are ________ conductors of heat.

Ans: Poor

Q11: Conductors are _____________ conductors of heat.

Ans: Good

Q12: Name the process by which heat transfers in air.

Ans: Convection.

Q13: From the sun, the heat comes to us by the process called ________________.

Ans: Radiation.

Q14: Which of the two absorbs more radiation- a dark-coloured object or a light-coloured object?

Ans: A dark-coloured object.

Q15: Land breeze blows at the time of __________.

Ans: Night

Q16: Sea breeze blows at the time of _________.

Ans: Day

Q17: Which type of clothing should be preferred for the month of June?

Ans: Light-coloured clothes

Q18: Which type of clothing should be preferred in January?

Ans: Dark coloured clothes.

This should now be in the correct order without any missing questions! Let me know if you’d like further changes.