Sub: E.V.S. Ch:5 Plant World N.B. work

CH:5 Plant World

New words

1.             shrubs

2.             herbs

3.             climbers

4.             root system

5.             shoot system

6.             taproot

7.             fibrous root

8.             food factory

9.             leaf blade

10.       lamina

11.       chlorophyll

12.       photosynthesis

13.       veins

14.       attractive

15.       germination

16.       nutrients

17.       carbon dioxide

Word Galaxy

4. Answer the following questions in 3 to 5 sentences.

1. Why do climbers have to take support of a wall or nearby trees or fences?

Ans- Climbers are plants with weak stems. They cannot stand straight and need support to grow.

 

2. How is the stem of herb different from that of a shrub?Ans.- Herbs have tender and flexible stems that grow very close to the ground. Shrubs have hard but thin, woody stems.

 

3.Name the parts of a plant.

 

Ans: Root, stem, leaf, flower, fruit.

4. What are the functions of root?

 

Ans: Root absorbs water and minerals from the soil, roots hold the plant firmly in the soil.

5. How is a fruit formed?

Ans: Fruits are formed from flowers.

6. List the different parts of the shoot system.

 

Ans: Stem, leaf, bud, flower and fruit.