Question

I. Fill in the blanks:

1. The presence of specific features which enables a plant or an animal to live

in a particular habitat is called ________________.

2. Soil, water and air are the_________________ factors of a habitat.

3. The design made by the veins in a leaf is called the ______________.

4. The food prepared by leaves is stored as ______________.

5. Water comes out of leaf in form of vapour by a process called _____________.

6. Plants take support on neighbouring structure and climb up are called _______.

7. The roots which do not have any main root are called ______________.

8. The plants with weak stem that cannot stand upright and spread on ground

are ______________.

9. The leaves lose water in the environment through _______________.

10. The component of air that supports burning is called _____________.

11. When air is in _____________ it is called wind.12. Nitrogen of the air is used on a large scale to manufacture _____________.

13. Melting of candle wax is a _____________ change.

14. Conversion of a liquid to vapour by heating is called _____________.

15. The plant and animals that live on water are said to live in ________ habitat.

16. _____________allows dolphins and whale to breathe in air when they swim

near surface of water.

17. _____________ help the fish to absorb oxygen dissolved in water.

18. Living organisms that feed on dead animals is called _____________

19. Birds are adapted for _____________mode of life.

20. Leaves have _____________shapes, sizes, edges, tips, etc.

21. Green leaves make food from _____________ , air and water by a process

called photosynthesis.

22. Our earth is surrounded by _____________

23. Melting of candle wax is a_____________change.

24. Leaves of _____________ plants are flat with waxy coating on them.

25. Green plants are called _____________​

Answer 1

Solution:

(a) The presence of specific features, which enable a plant or an animal to live in a particular habitat, is called adaptation.

(b) The habitats of plants and animals that live on land are called a terrestrial habitat.

(c) The habitats of plants and animals that live in water are called an aquatic habitat.

(d) Soil, water, and air are abiotic factors of a habitat.

(e) Changes in our surrounding that makes us respond to them are called stimuli.

Answer 2

Answer:

1. adaptation
2. abiotic
3. venation
4. glucose
5. transpiration
6. climbers
7. fibre root
8. creepers
9. transpiration
10. oxygen
11. horizontal movement
12. rhizobium bacteria
13. physical change
14. evaporation
15. aquatic
16. gills
17. gills
18. scavengers or decomposers
19. aerial
20. streamlined
21. carbon dioxide or sunlight
22. atmosphere
23. physical
24. aquatic plants
25. producers

Hope it helps