SST ( Geography ) for Class 9 ( Contemporary World – | ) Very Short Questions answer

Q1: What does the census of India provide us?
Ans: The census of India provides us with information regarding the population of our country.

Q2: What is the trend of migration in India?
Ans: In India, most migrations have been from rural to urban areas because of the ‘push’ factor in rural areas.

Q3: When was the first Census held in India?
Ans: In India, the first Census was held in the year 1872.

Q4: Which age group is considered economically productive in the study of population?
Ans: People generally between 15 to 59 years are considered economically productive.

Q5: What is the population of Lakshadweep?
Ans: It is only 64,429 people.

Q6: Which is the biggest state in terms of area?
Ans: In terms of area, Rajasthan is the biggest state.

Q7: Name two countries which have higher average population densities than India.
Ans: Bangladesh and Japan.

Q8: What was the population density of India in the year 2001?
Ans: It was 324 persons per sq. km.

Q9: Name two states with population densities below 250 persons per sq. km.
Ans: Odisha and Rajasthan.

Q10: Name two states which have population density below 100 persons per sq. km.
Ans: Jammu and Kashmir and Arunachal Pradesh.

Q11: Mention two factors responsible for sparse population in certain areas.
Ans: Rugged terrain, and Unfavourable climatic conditions.

Q12: Name two states of the Northern Plains with high population densities.
Ans: Uttar Pradesh and West Bengal.

Q13: What does population growth refer to?
Ans: Population growth refers to the change in the number of inhabitants of a country/territory during a specific period of time, say during the last ten years.

Q14: The population of a nation is generally grouped into three broad categories. Mention them.
Ans: Children generally below 15 years, Working age 15 to 59 years, Aged above 59 years.

Q15: What do you mean by sex ratio?
Ans: Sex ratio is defined as the number of females per 1000 males in the population.

Q16: Name five states where about half of India’s population lives in.
Ans: Uttar Pradesh, Maharashtra, Bihar, West Bengal, and Andhra Pradesh.

Q17: What is the share of adolescent population in India?
Ans: Adolescent population constitutes one-fifth of the total population of India.

Q18: What is meant by life expectancy?
Ans: Life expectancy refers to the average number of years one is expected to live.

Q1: Define natural vegetation or virgin vegetation.
Ans: Natural vegetation refers to a plant community which has grown naturally without human aid and has been left undisturbed by humans for a long time. This is termed as virgin vegetation.

Q2: Explain the terms—endemic or indigenous species and exotic plants.
Ans: The virgin vegetation, which are purely Indian are known as endemic or indigenous species but those which have come from outside India are termed as exotic plants.

Q3: How can you say that the nature of land influences the type of vegetation?
Ans: The type of vegetation depends on the nature of land. The fertile level is generally devoted to agriculture. The undulating and rough terrains are areas where grassland and woodlands develop.

Q4: What is called a biome?
Ans: A very large ecosystem on land having distinct types of vegetation and animal life is called a biome. The biomes are identified on the basis of plants.

Q5: Name the regions of India where the tropical evergreen forests are found.
Ans: The Western Ghats and the island groups of Lakshadweep, Andaman and Nicobar, upper parts of Assam and Tamil Nadu coast.

Q6: Why do the tropical evergreen forests appear green all the year round?
Ans: The tropical evergreen forests appear green all the year round because there is no definite time for trees to shed their leaves.

Q7: Name some commercially important trees of the tropical evergreen forests.
Ans: Ebony, mahogany, rosewood, rubber and cinchona.

Q8: Where in India are the one-horned rhinoceros found?
Ans: They are found in the jungles of Assam and West Bengal.

Q9: Which forests are also called the monsoon forests?
Ans: The tropical deciduous forests are also called the monsoon forests.

Q10: Name the trees found in the thorn forests?
Ans: Acacias, palms, euphorbias and cacti.

Q11: What is alpine vegetation?
Ans: Alpine vegetation refers to the zone of vegetation between the altitudinal limit for tree growth and the rival zone, found above 3000 m.

Q12: Where are mosses and lichens found?
Ans: Mosses and lichens are found at higher altitudes in mountainous areas.

Q13: Where are Sundari trees found? How are they useful?
Ans: In the Ganga-Brahmaputra delta, sundari trees are found. They provide durable hard timber.

Q14: How many medicinal plants have been named by the World Conservation Union’s Red list?
Ans: The World Conservation Union’s Red list has named 352 medicinal plants.

Q15: What is the most common use of tulsi plant?
Ans: It is used to cure cough and cold.

Q16: Where are elephants found in India?
Ans: Elephants are found in the hot west forests in Assam, Karnataka and Kerala.

Q17: Where are tigers found in India?
Ans: Tigers are found in the forests of Madhya Pradesh, the Sundarbans of West Bengal and the Himalayan region.

Q18: Name any two animals found at Ladakh’s freezing high altitudes.
Ans: Yak and the Tibetan antelope.

Q19: How many plant species are endangered?
Ans: About 1,300 plant species are endangered.

Q20: Where is the Asiatic lion found?
Ans: The Asiatic lion is found in the Gir Forest in Gujarat.

Q21: Where are the mangrove tidal forests found?
Ans: They are found in the areas of coasts influenced by tides.

Q22: Name some non-flowering plants.
Ans: Algae, fungi and ferns.

Q23: What are migrating birds?
Ans: Some birds fly hundreds and thousands of kilometres to find the best ecological and habitats for feeding, breeding and raising their young. These birds are called migrating birds.

Q24: Where are wild asses found in India?
Ans: In India, wild asses are found in arid areas of the Rann of Kachchh.

Q25: Mention one feature of the tropical deciduous forests.
Ans: Trees of these forests shed their leaves for about six to eight weeks in dry summer.

Q1: What does ‘climate’ refer to?
Ans: Climate refers to the sum total of weather conditions and variations over a large area for a long period of time.

Q2: What does ‘weather’ refer to?
Ans: Weather refers to the state of the atmosphere over an area at any point in time.

Q3: The elements of weather and climate are the same. What are these elements?
Ans: These elements are—temperature, atmospheric pressure, wind, humidity, and precipitation.

Q4: What is the climate of India described as?
Ans: The climate of India is described as the ‘monsoon’ type.

Q5: What does monsoon refer to?
Ans: Monsoon refers to the seasonal reversal in wind direction during a year.

Q6: When does most parts of the country receive rainfall?
Ans: Most parts of the country receive rainfall from June to September.

Q7: When does the Tamil Nadu coast get rainfall?
Ans: The Tamil Nadu coast gets rainfall during October and November.

Q8: Which areas experience less contrast in temperature conditions?
Ans: Coastal areas experience less contrast in temperature conditions.

Q9: What do you mean by the Coriolis force?
Ans: Coriolis force is an apparent force caused by the Earth’s rotation. It is responsible for deflecting winds towards the right in the northern hemisphere and towards the left in the southern hemisphere.

Q10: What is known as the Southern Oscillation or SO?
Ans: The periodic change in pressure conditions is known as the Southern Oscillation or SO.

Q11: How is the intensity of the monsoon predicted?
Ans: The difference in pressure over Tahiti (Pacific Ocean, 18°C/149°W) and Darwin in Northern Australia (Indian Ocean, 12°30’S/131°E) is computed to predict the intensity of the monsoons. If the pressure differences were negatives, it would mean below-average and late monsoons.

Q12: What is known as ‘mahawat’?
Ans: The total amount of winter rainfall is locally known as ‘mahawat’. It is small but very important for rabi crops.

Q13: What is known as ‘Kaal Baisakhi’?
Ans: Violent thunderstorms in the Gangetic plains of India are locally known as Kaal Baisakhi. These localized events are generally associated with thunderstorms accompanied by strong winds and torrential rainfall.

Q14: What are ‘mango showers’?
Ans: Towards the close of the summer season, pre-monsoon showers are common, especially in Kerala and Karnataka. They help in the early ripening of mangoes and are often referred to as mango showers.

Q15: How is the weather at the retreat of the monsoon?
Ans: The retreat of the monsoon is marked by clear skies and a rise in temperature.

Q16: What is Mawsynram reputed for?
Ans: Mawsynram is the wettest place on Earth. It is also reputed for its stalagmite and stalactite caves.

Q17: Name two regions where rainfall is low.
Ans: The interior of the Deccan plateau and east of the Sahyadris.

Q18: What do you mean by October heat?
Ans: The weather becomes oppressive during the daytime in the month of October due to conditions of high temperature and humidity. This is commonly known as October heat.

Q19: Name the two branches of the monsoon.
Ans: The Arabian Sea branch and The Bay of Bengal branch.

Q20: What is known as the ‘burst’ of the monsoon?
Ans: Around the time of the monsoon’s arrival, the normal rainfall increases suddenly and continues constantly for several days. This is known as the “burst” of the monsoon.

Q21: When does the Bay of Bengal branch of the monsoon arrive in Assam?
Ans: It arrives in Assam in the first week of June.

Q22: When does Delhi receive the monsoon showers and from which branch?
Ans: Delhi generally receives the monsoon showers from the Bay of Bengal branch by the end of June.

Q23: Mention summer months.
Ans: From March to May, it is the hot weather season or summer in India.

Q24: The peninsular region does not have a well-defined cold season. Why?
Ans: There is hardly any noticeable seasonal change in temperature pattern during winters in the peninsular region due to the moderating influence of the sea.

Q25: When does the monsoon reach Himachal Pradesh and the rest of the country?
Ans: The monsoon reaches Himachal Pradesh and the rest of the country by mid-July.

Q1: Name the two major groups into which Indian rivers are divided.
Ans: The Himalayan rivers and The Peninsular rivers.

Q2: Which are the two major Himalayan rivers?
Ans: The two major Himalayan rivers are the Indus and the Brahmaputra.

Q3: Where do the Indus and the Brahmaputra originate from?
Ans: These rivers originate from the north of the mountain ranges.

Q4: Give one feature of the Himalayan rivers.
Ans: Most of the Himalayan rivers are perennial which means that they have water throughout the year.

Q5: What do you mean by a river system?
Ans: A river along with its tributaries is called a river system.

Q6: Name the tributaries that join the river Indus in the Kashmir region.
Ans: The Zaskar, the Nubra, the Shyok, and the Hunza.

Q7: What is the total length of the river Indus?
Ans: The total length of the river Indus is 2900 km.

Q8: Name the Indian states in which the Indus basin is located.
Ans: Jammu and Kashmir, Himachal Pradesh, and Punjab.

Q9: In which country is the major portion of the Indus lying?
Ans: The major portion of the Indus is lying in Pakistan.

Q10: What is the Indus Water Treaty?
Ans: The Indus Water Treaty took place in the year 1960. According to its regulations, India can use only 20 percent of the total water carried by Indus river system.

Q11: Name any two tributaries of the river Ganga.
Ans: The Yamuna and The Ghaghara.

Q12: Where does the Yamuna meet the Ganga?
Ans: The Yamuna meets the Ganga at Allahabad.

Q13: What is the length of the river Ganga?
Ans: The length of the river Ganga is over 2500 km.

Q14: Which drainage pattern is formed by the Ganga?
Ans: The river Ganga forms dendritic pattern, which resembles the shape of a tree and is the most common pattern on the earth’s surface.

Q15: Ambala is located on the water divide between which two river systems?
Ans: Ambala is located on the water divide between the Indus and the Ganga river systems.

Q16: Where does the river Brahmaputra have its origin?
Ans: The Brahmaputra has its origin in Tibet east of Mansarovar lake.

Q17: What is the Brahmaputra called in Arunachal Pradesh?
Ans: In Arunachal Pradesh, the Brahmaputra is called the Dihang.

Q18: What is the Brahmaputra known as in Tibet and Bangladesh?
Ans: The Brahmaputra is known as the Tsang Po in Tibet and the Jamuna in Bangladesh.

Q19: Name the world’s largest riverine island formed by the Brahmaputra.
Ans: It is Majoli.

Q20: Name any two Peninsular rivers.
Ans: The Mahanadi and The Godavari.

Q21: Name two west-flowing rivers that make estuaries.
Ans: The Narmada and The Tapi.

Q22: Which two states of India are covered by the Narmada basin?
Ans: The Narmada basin covers parts of Madhya Pradesh and Gujarat.

Q23: The Godavari is joined by many tributaries. Name them.
Ans: The Purna, the Wardha, the Pranhita, the Manjra, the Wainganga, and the Penganga.

Q24: What is known as the Dakshin Ganga?
Ans: The three tributaries of the Godavari, namely the Manjra, the Wainganga, and the Penganga, are very large. Because of its length and the area it covers, it is also known as the ‘Dakshin Ganga’.

Q25: Name the Tributaries of the river Krishna.
Ans: The Tungabhadra, the Koyana, the Ghatprabha, the Musi, and the Bhima.

Q1: Gondwanaland is the southern part of which continent?
Ans: The answer is that Gondwanaland is the southern part of the supercontinent Pangea.

Q2: What is the width of Himalayas in the Jammu and Kashmir?
Ans: The width of the Himalayas in Jammu and Kashmir is approximately 400 km.

Q3: Name the Northern most Range of Himalayas?
Ans: The northernmost range of the Himalayas is known as the Himadri.

Q4: What is the shape of folds of Great Himalayas?
Ans: The folds of the Great Himalayas are asymmetrical in nature. 

Q5: Name the Longest range in lesser Himalaya.
Ans: The Pir Panjal Range is the longest range in the Lesser Himalayas.

Q6: Which range is famous for its hill stations?
Ans: The range famous for its hill stations is the Himachal or Lesser Himalaya.

Q7: What is Purvanchal?
Ans: These hills are composed of strong sandstones and running through Northern-Eastern states.

Q8: What is the area of Northern Plains?
Ans: The area of the Northern Plains is approximately 7 lakh sq. km.

Q9: What do you mean by Doab?
Ans: Doab refers to a region of land situated between two rivers. The term is derived from two words:

• ‘do’ meaning two
• ‘ab’ meaning water

Q10: In which river, the largest inhabited riverine island is located?
Ans: Majuli is the largest inhabited riverine island in the world, located in the Brahmaputra River.

Q11: Name the Physical feature of India which provides sites for fishing.
Ans: The Coastal Plains of India are significant for their role in providing sites for fishing. 

Q12: In which region, Soil contains kanker nodules?
Ans: The soil in the Bhangar region contains kankar nodules. This type of soil is typically found in the northern plains of India.

Q13: Which physical feature of India provides fertile land for intensive Agriculture?
Ans: The Northern Plains of India are highly fertile and ideal for intensive agriculture.

Q14: Name the range which is located north of the Deccan Plateau?
Ans: Satpura Range The range located north of the Deccan Plateau is the Satpura Range.

Q15: Name the highest peak in the Western Ghats.
Ans: Anai Mudi is the highest peak in the Western Ghats, standing at a height of 2,695 metres.

Q16: Which type of rocks does Deccan plateau consist of?
Ans: The Deccan Plateau primarily consists of igneous rocks.

Q17: Name the two features of the Aravali Range.
Ans: 

• Highly Eroded Hills.
• They are found as Broken hills.

Q18: What are the earlier names of Lakshadweep Islands?
Ans: The earlier names of the Lakshadweep Islands include:

• Laccadive
• Minicoy
• Amindive

Q19: Name any three physical features of India.
Ans: The Himalayas, Northern Plains, and Plateau.

Q20: Which physical feature of India played a crucial role in Industrialization?
Ans: The Peninsular Plateau has been vital for India’s industrialisation due to its rich mineral resources.

Q1. What is the easternmost longitude of India?

Ans: The easternmost longitude of India is 97° 25′ E.

Q2. Which latitude isolates India into almost two equal parts?

Ans: The Tropic of Cancer at 23°30’N divides India into almost two equal parts.

Q3. Name any two northern neighbours of India.

Ans: China and Nepal are two of India’s northern neighbours.

Q4. Name the island group of India lying south of the Arabian Sea.

Ans: The Lakshadweep Islands are an island group of India located in the Arabian Sea. They are known for their stunning beaches and rich marine life.

Q5. What per cent of the world’s land area is with India?

Ans: India covers approximately 2.42% of the world’s total land area.

Q6. When was the  Suez Canal publicly opened?

Ans: The Suez Canal was publicly opened in 1869.

Q7. How much distance has been reduced between India and Europe by developing the Suez Canal?

Ans: Since the opening of the Suez Canal in 1869, the distance between India and Europe has been reduced by: 7,000 km

Q8. Which state in India has the longest coastline?

Ans: Gujarat has the longest coastline in India.

Q9. Jammu and Kashmir Punjab, Rajasthan and Gujarat share an international boundary with which country?

Ans: Pakistan shares an international boundary with:

• Jammu and Kashmir
• Punjab
• Rajasthan
• Gujarat

Q10. Why is India called a subcontinent?

Ans: India is referred to as a subcontinent due to its:

• Vastness: It covers an area of 3.28 million square kilometres.
• Distinct Identity: It has unique physical features and a rich cultural heritage.
• Geographical Separation: Surrounded by mountains and oceans, it stands apart from other regions.

This combination of size and diversity contributes to its classification as a subcontinent.

Q11. Name the large shallow Bay which separates India and Sri Lanka.

Ans: The large, shallow bay that separates India and Sri Lanka is the Gulf of Mannar.

Q12. Name any four States through which the Tropic of Cancer passes.

Ans: The Tropic of Cancer passes through the following four states in India:

• Gujarat
• Rajasthan
• Madhya Pradesh
• Jharkhand