Text Book Solutions All Class

Q1: Name the following

(i) This light signals us to stop.
(ii) This light signals us to get ready.
(iii) This light signals us to move.
(iv) This officer looks after the traffic.
(v) This should be worn while riding a bike.
Ans:
(i) Red
(ii) Yellow
(iii) Green
(iv) Traffic Police Officer
(v) Helmet

Q2: Give one example of each

(i) Road safety rules
(ii) School safety rules
(iii) Outdoor safety rules
(iv) Indoor safety rules
(v) Medical safety rules
Ans: 
(i) Use zebra crossing
(ii) Do not jump on the benches
(iii) Do not run on the road
(iv) Do not touch electric wires with your bare hand
(v) Use a first aid kit.

Q3: Fill in the blanks

(i) We should use a ______ in medical emergencies.
(ii) We should wear ______ while swimming.
(iii) We should not ______ with animals.
(iv) We should not ______ on the road.
(v) We should not ______ things on our own.
Ans:
(i) First aid
(ii) Swimming tubes
(iii) Mess
(iv) Run
(v) Sharp

Q4: True or False

(i) We should play in the playground.
(ii) We should make a queue while entering the classroom after the assembly.
(iii) We should bother animals by throwing stones on them.
(iv) We should throw the duster in the class.
(v) We should play with chalks.
Ans:
(i) True
(ii) True
(iii) False
(iv) False
(v) False

Q1: Fill in the blanks using the words given in the box below.

(Lean, zebra, safety, play, swimming)
(i) _____ habits save us from accidents.
(ii) Never _____ on the road.
(iii) Use _____ crossing to cross the road.
(iv) Never _____ out of a moving bus.
(v) Never go for _____ alone.
Ans:
(i) Safety habits save us from accidents.
(ii) Never play on the road.
(iii) Use zebra crossing to cross the road.
(iv) Never lean out of a moving bus.
(v) Never go for swimming alone.

Edurev Tips:

• Safety habits save us from accidents.
• We should never play on the road.
• We should use zebra crossing while crossing the road.
• We should never lean out of a moving bus.
• We should never go for swimming alone.

Q2: Write T for true and ‘F’ for false statements.

(i) We should not obey traffic rules.
(ii) We should board a moving bus.
(iii) We should not go for swimming alone.
(iv) We should play on an open terrace.
(v) We should use a footpath to walk. 
Ans:
(i) We should not obey traffic rules. False
(ii) We should board a moving bus. False
(iii) We should not go for swimming alone. True
(iv) We should play on an open terrace. False
(v) We should use a footpath to walk. True

Edurev Tips:

• We should always obey traffic rules.
• We should never board a moving bus.
• We should not go for swimming alone.
• We should never play on an open terrace.
• We should always use a footpath to walk.

Q3: Tick (3) the box which shows safe action and (x) the box showing unsafe action.

Ans: 

Q4: Give two safety rules that should be followed.

(i) At home
(ii) On the road
Ans: 
(i) At home

• Never play with sharp-pointed things.
• Never touch switches with wet hands.

(ii) On the road

• Use zebra crossing for crossing road.
• Always walk on footpath.

Q5: Tell the colour of the traffic light that says.

(i) Stop
(ii) Get ready 
(iii) Go
Ans: 
(i) Stop – Red light says Stop.
(ii) Get ready – Orange light says Get Ready.
(iii) Go – Green light says go.

Q6: Answer the following questions.

(i) Why should you not play on the road?
Ans: We should not play on roads as the road is an unsafe place because lots of vehicles are there.

(ii) Why should you not touch electric switches with wet hands? 
Ans: One should not touch electrical appliances with wet hands. Since water is a good conductor, contact with moisture may result in electric shocks.

(iii) Why should you not play with fire?
Ans: We shouldn’t play with fire because it’s not something to play with, it can hurt adversely.

(iv) Why is it not safe to run on stairs?
Ans: It is not safe to run on stairs as we can fall and hurt ourselves.

(v) Where should you throw fruit and vegetable peels?
Ans: We should throw fruit and vegetable peels in the dustbin.

Q1: Fill in the blanks with the correct words given below

(lotus, trees, living, creeper, green, woody)
(i) Plants are _________ things
(ii) Leaves of most plant are _________
(iii) _________ crawls on the ground.
(iv) Shrubs have hard and  _________ stem.
(v)_________ is a water plants.
(vi) Big and strong plants are called _________
Ans:
(i) Plants are living  things
(ii) Leaves of most plant are green.
(iii) Creeper crawls on the ground.
(iv) Shrubs have hard and woody stem.
(v) Lotus is a water plants.
(vi) Big and strong plants are called trees.

Q2: Match the following

Ans:

Q3: Put tick (✔) against the correct sentences and cross(X) against the wrong ones.

(i) Plants are non-living things.
(ii) Climbers do not need support to stand.
(iii) Money plant is a big plant.
(iv) Some Plants are big.
(v) Neem tree is a creeper
(vi) Most leaves are green in color.
Ans:
(i) Plants are living things. (X)
(ii) Climbers do not need support to stand. (X)
(iii) Money plant is a big plant. (X)
(iv) Some Plants are big. (✔)
(v) Neem tree is a creeper (X)
(vi) Most leaves are green in color. (✔)

Q4: Answer the following questions

(i) Are plants living things?
Ans: Yes, plants are living things. Living things exhibit characteristics such as growth, reproduction, response to stimuli, and metabolism, all of which apply to plants.

(ii) What do you mean by a tree?
Ans: A tree is a large, perennial plant that typically has a single main stem or trunk with branches and leaves. Trees are characterized by their height and woody structure. They play a vital role in ecosystems, providing habitat, oxygen, and numerous other benefits.

(iii) What is the difference between shrubs and herbs?  
Ans: 

• Shrubs: Shrubs are medium-sized plants with a hard and woody stem. They are taller than herbs but shorter than trees.
  Examples of shrubs include hibiscus and tulsi.
• Herbs: Herbs are smaller plants with soft and green stems. They are generally shorter than shrubs.
  Examples of herbs include wheat and sunflower.

(iv) What are small plants?
Ans: Small plants are plants that are smaller in size compared to trees. They have thinner and weaker stems. Small plants can include both herbs and some shrubs.

(v) Name the color of most of the leaves.
Ans: The color of most leaves is green. This green color is due to the presence of chlorophyll, a pigment that plays a crucial role in photosynthesis, the process by which plants convert light energy into chemical energy.

(vi) What is the difference between climbers and creepers?
Ans:   

• Climbers: Climbers are plants that need support to stand erect. They have specialized structures like tendrils or twining stems to cling onto surfaces.
  Examples of climbers include the money plant and pea.

• Creepers: Creepers are plants that crawl along the ground or other surfaces. They do not necessarily need support to grow.
  Examples of creepers include pumpkin and watermelon.

Q1: Fill in the blanks using a correct word from the brackets:

(i) _________ are plants that can grow the biggest. (Trees/Shrubs)
(ii) _________ take support from another plant or tree. (Climbers/Creepers)
(iii) _________ spread on the ground. (Climbers/Creepers)
(iv) _________ have a soft, green stem. (Herbs/Shrubs)
(v)_________ are small, bushy plants. (Herbs/Shrubs)
Ans:
(i) Trees are plants that can grow the biggest. (Trees/Shrubs)

(ii) Climber take support from another plant or tree. (Climbers/Creepers)
(iii) Creeper spread on the ground. (Climbers/Creepers)
(iv) Herbs have a soft, green stem. (Herbs/Shrubs)
(v) Shrubs are small, bushy plants. (Herbs/Shrubs)

Edurev Tips:

• Trees can grow the biggest.
• Climber grows vertically along the buildings and another plant or uses another plant for climbing.
• Creeper grows horizontally along the soil. The runner is the part of the stem that grows horizontally and produces new plants.
• The plants which have soft and green stems are called herbs. Examples: Cauliflower, wheat, rice, mint etc.
• Plants that are shorter than trees and a bushy appearance are known as shrubs.

Q2: True or False

(i) Trees are the tallest and the strongest plants. 
(ii) Herbs are stronger than shrubs.
(iii) Climbers have trunks.
(iv) Rose plant grows in water. 
(v) Tulsi plant is a herb.

Ans: 
(i) True
(ii) False
(iii) False
(iv) False
(v) True

Edurev Tips:

• Trees are the tallest and the strongest plants.
• Herbs consist of soft and unbranched stems, whereas shrubs have woody, branched and multi stems.
• Climber grows vertically along the buildings and another plant or uses another plant for climbing.
• Rose plant grows in soil.
• Tulsi, also known as holy basil, is an herb native to India.

Q3: Give two examples of each

(i) Herb ______ ______
(ii) Shrub ______ ______
(iii) Climber ______ ______
(iv) Creeper ______ ______
(v) Water Plant ______ _____
Ans: 
(i) Herbs –  wheat, paddy, grass
(ii) Shrub – Rose, jasmine, lemon
(iii) Climber – sweet gourd, money plant
(iv) Creeper – watermelon, strawberry, pumpkin
(v) Water plant – lotus, water hyacinth

Q4: Identify these as herb/shrub/tree.

Ans: 

Q5: Answer the following questions

(i) Name different types of plants.
Ans: Different types of plants are:

• The herb is a short-sized plant with soft, green, delicate stem without the woody tissues.
• Shrubs are medium-sized, woody plants taller than herbs and shorter than a tree. 
• Trees are big and tall plants. They have very thick, woody and hard stems called the trunk.
• Creepers, as the name suggests, are plants that creep on the ground. They have very fragile, long, thin stems that can neither stand erect nor support all its weight. 
• Climbers are much more advanced than creepers. Climbers have a very thin, long and weak stem which cannot stand upright, but they can use external support to grow vertically and carry their weight.

(ii) How is a shrub different from a herb?
Ans: Shrubs are small to medium sized plants which are woody. Herbs consist of soft and unbranched stems, whereas shrubs have woody, branched and multi stems. Shrubs are often confused with herbs because of their similar characteristics, but shrubs are taller than herbs.

(iii) Why don’t climbers and creepers grow upright?
Ans: Both creepers and climbers are weak-stemmed plants and, hence, cannot grow erect without support. The difference is that creepers spread horizontally along the soil.

(iv) How is a climber different from a creeper?
Ans: Creepers and climbers are plants with weak stem that needs support to stand erect. The main difference between a creeper and climber is as follows: Creepers creep along the soil, i.e. they grow and spread horizontally on soil, whereas, Climbers need the support of any vertical object, to climb up vertically.

(v) What are water plants? Give examples.
Ans: Any plant adapted to grow in water or aqueous habitats are known as aquatic plants. Examples include lotus and water hyacinth.

Q1: Fill the blanks

(i) Water is also one of basic ________.
(ii) Plants need water to prepare their ________.
(iii) We do ________ in water.
(iv) Animals take a _________ in the water of rivers, ponds or lakes.
(v) ________  is produced from water.
Ans:
(i) needs
(ii) food
(iii) boating
(iv) bath
(v) Electricity

Q2: Unscramble the words

(i) EANCO
(ii) IVERER
(iii) IARN
(iv) PAT
(v) NDAHUMPP
Ans:
(i) OCEAN
(ii) RIVER
(iii) RAIN

(iv) TAP
(v) HANDPUMP

Q3: Put a tick (✔) against the correct sentences and a cross (X) against the wrong ones:

(i) Some plants do not need water.
(ii) Water is used for cooking food.
(iii) We do boating in water.
(iv) We cannot swim in water.
(v) Electricity is not produced from water.
Ans:
(i) Some plants do not need water. (X)
(ii) Water is used for cooking food. (✔)

(iii) We do boating in water. (✔)
(iv) We cannot swim in water. (X)
(v) Electricity is not produced from water. (X)

Q4: Answer the following questions

(i) Can we live without water?
Ans: We cannot live without water.

(ii) Write two uses of water.
Ans: The two uses of water are:

• We drink water when we are thirsty
• We need water for bathing.

(iii) Why do animals need water?
Ans: Animal cannot live without water. Almost all animals drink water.

(iv) Why do plants need water?
Ans: Plants also need water to keep alive. They use water to prepare their food.

(v) Where do we go for boating?
Ans: We do boating in the water of rivers, lakes, etc.

(vi) What are natural resources?
Ans: Things that are available in nature are called natural resources. Water is natural resources.

(vii) Why we should not waste water?
Ans: Water is precious so we should not waste water.