Page 62 - Viva ICSE Science 4 : E-book

3. Trees on hills usually have ____________ with seeds inside them.

4. Plants that trap insects are called ____________ plants.

5. Underwater plants are also called ____________ plants.

6. Non-green plants lack ____________.

B. Tick () the correct answer.

1. Which of these is an example of underwater plants?

(a) Lotus (b) Water hyacinth (c) Hydrilla

2. Which of these plants cannot perform photosynthesis and absorb food from
other sources?

(a) Mushrooms (b) Water lettuce (c) Cactus

3. Which of these trees has leaves that are waxy and needle-like?
(a) Coconut (b) Neem (c) Cedar

4. Which of these plants have long, hollow, light and fl exible stem?

(a) Pondweed (b) Lotus (c) Duckweed

5. Which of these trees shed their leaves in autumn and bear new leaves in spring?

(a) Evergreen (b) Deciduous (c) Mangrove

6. Which of these plants have aerial or breathing roots?

(a) Bamboo (b) Teak (c) Grey mangrove

C. Give two examples of the following.

1. Plants growing in deserts ___________ ___________

2. Plants growing in coastal areas ___________ ___________

3. Fixed plants ___________ ___________

4. Non-green plants ___________ ___________

5. Insectivorous plants ___________ ___________

6. Deciduous trees ___________ ___________

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