The World of Plants Quiz

Select the plant which can be placed in the same group as the plant shown in the picture.

Answer: (a)

Read the given statements and select the option which correctly identifies them as true or false: I. The stem of a plant absorbs water and nutrients from the soil. II. The root helps in transporting water to different parts of the plant. III. The leaves are the main site of preparing food for the plants.

1. I: True, II: False, III: False
2. I: False, II: False, III: True
3. I: True, II: False, III: True
4. I: False, II: False, III: True

Answer: (d) I: False, II: False, III: True

Fill in the blank: The plants A and B are similar to each other as they both _____________.

1. are like smaller versions of trees
2. help prevent soil erosion and keep the ground moist
3. live long life generally up to many decades or centuries
4. improve air quality by absorbing pollutants

Answer: (b) help prevent soil erosion and keep the ground moist

Select the incorrect match regarding the raw materials used in preparation of food by plants: a) Water – Absorbed by roots from the soil b) Oxygen – Taken in by leaves to make food c) Carbon dioxide – Absorbed from the air by leaves d) Sunlight – Needed by plants to produce food

1. Only b
2. Only a
3. Both c and d
4. Both a and b

Answer: (a) Only b

If a plant did not have enough carbon dioxide, what would happen to its ability to make food?

1. The plant would use oxygen instead of carbon dioxide to make food.
2. The plant would make more food because it would grow faster.
3. The plant would stop making food because carbon dioxide is needed.
4. The plant would still make food using only sunlight and water.

Answer: (c) The plant would stop making food because carbon dioxide is needed.

Look at the picture given below and identify the similarity between them:

1. Both of them are sources of essential oils.
2. Both of them have medicinal properties.
3. Both of them provide fibres for clothing.
4. Both of them provide wood for making furniture.

Answer: (d) Both of them provide wood for making furniture.

What is the characteristic of the plant whose product is shown in the image below?

1. They are small plants with soft and flexible stems.
2. They are aquatic plants that grow in swamps and marshes.
3. The plant has have special parts that can wrap around things for support called tendrils.
4. They are annual plants with a single, tall stem.

Answer: (d) They are annual plants with a single, tall stem.

Richard notices that the plant his grandmother planted near the window has brightly coloured flowers. He wonders why the flowers are so bright. What could be the special function of the bright-coloured flowers?

1. To attract insects and birds
2. To help the plant absorb more sunlight
3. To help the plant climb tall structures
4. To protect the plant from harsh sunlight

Answer: (a) To attract insects and birds

Johnny was asked to underline the odd one out in each group of plants based on their types. He underlined one wrong plant. Can you spot the mistake?

1. Apple, Pine, Rose, Oak
2. Watermelon, Bottle gourd, Strawberry, Bean
3. Mint, Thyme, Oregano, Butterfly bush
4. Palm, Jasmine, Honeysuckle, Clematis

Answer: (c) Mint, Thyme, Oregano, Butterfly bush

What would happen to the environment if there were no plants?

1. There would be less carbon dioxide in the air.
2. There would be less oxygen in the air.
3. There would be more oxygen in the air.
4. The air would have more water vapour.

Answer: (b) There would be less oxygen in the air.