The Living Organisms and Their Surroundings

1. What is the place where living beings live called?

Environment Habitat Ecosystem Niche

2. Which adaptation helps camels survive in the desert?

Storing fat in humps Thick fur Long legs Sharp claws

3. Which of the following is a non-living component of the environment?

Plants Animals Soil Microorganisms

4. What do cacti use to reduce water loss in deserts?

Broad leaves Needles Thick stems Deep roots

5. What is the process of organisms adjusting to their surroundings called?

Habitat formation Adaptation Evolution Migration

6. Which of the following organisms is found in aquatic habitats?

Squirrel Camel Fish Cactus

7. What are components of a habitat called?

Biotic and abiotic Organic and inorganic Living and dead Static and dynamic

8. What do earthworms use for movement?

Legs Wings Body muscles Fins

9. Which characteristic distinguishes living organisms from non-living ones?

Size Growth Shape Color

10. Which type of habitat would you find a camel in?

Desert Forest Ocean Mountain

11. Which process helps in the exchange of gases in plants?

Photosynthesis Respiration Transpiration Digestion

12. What type of organism lives in soil and helps in aeration?

Earthworm Mole Frog Snail

13. What is the primary source of energy for all living organisms?

Wind Sun Water Soil

14. Which adaptation helps fish to swim?

Scales Fins Tail Gills

15. What is the function of stomata in plants?

Absorbing sunlight Exchanging gases Absorbing water Storing food

16. Which of the following is a characteristic of a desert habitat?

High rainfall Sandy soil Thick vegetation Low temperatures

17. What enables birds to fly?

Hollow bones Light body Feathers All of the above

18. What is the process of water loss in plants called?

Evaporation Transpiration Condensation Absorption

19. What type of roots do plants in marshy areas have?

Tap roots Prop roots Aerial roots Fibrous roots

20. Which of the following is an example of a terrestrial habitat?

Pond Ocean Forest Aquarium

21. Which gas is most abundant in the Earth's atmosphere?

Oxygen Nitrogen Carbon Dioxide Hydrogen

22. What is the role of chlorophyll in plants?

Absorbs nutrients Facilitates photosynthesis Provides energy Absorbs water

23. Which of these animals is an amphibian?

Fish Frog Lizard Snake

24. What type of water is found in ponds?

Salty water Freshwater Stagnant water Ocean water

25. Which adaptation is common in animals living in cold climates?

Thin fur Thick fur Long legs Small ears

26. What do plants use to absorb water and minerals?

Leaves Stems Roots Flowers

27. Which is the largest organ in the human body?

Heart Liver Skin Brain

28. What is the primary function of leaves in plants?

Photosynthesis Absorbing water Transporting food Reproduction

29. What is a habitat?

The food an animal eats The natural home of an organism A group of plants A type of animal

30. Which of these is an example of an abiotic factor?

Plants Animals Water Microorganisms