ICSE Class 6 Biology - Habitats and Adaptation - Test 5 (Comprehensive)
1. An ecosystem includes:
A. Only animals
B. Living and non-living components
C. Only plants
2. A food chain represents:
A. Water cycle
B. Soil layers
C. Energy transfer in living organisms
3. Producers in an ecosystem are:
A. Green plants
B. Animals
C. Fungi
4. Consumers are organisms that:
A. Make food
B. Produce oxygen
C. Depend on others for food
5. Decomposers help in:
A. Making food
B. Recycling nutrients
C. Stopping growth of plants
6. Habitat destruction mainly causes:
A. Loss of living organisms
B. Increase in oxygen
C. Faster plant growth
7. The main purpose of adaptation is:
A. Change weather
B. Survival in environment
C. Increase pollution
8. Fish are adapted to aquatic life because they have:
A. Wings
B. Fur
C. Gills and fins
9. Desert plants conserve water by having:
A. Thick waxy coating
B. Large leaves
C. Soft stems
10. Camouflage helps animals to:
A. Grow faster
B. Produce food
C. Hide from predators
11. Migration means:
A. Permanent living in one place
B. Seasonal movement of animals
C. Sleeping in winter
12. Hibernation occurs in:
A. Winter season
B. Summer season
C. Rainy season only
13. Estivation is seen in:
A. Cold weather
B. Snow regions
C. Hot and dry conditions
14. A food web is:
A. Single food chain
B. Network of food chains
C. Soil system
15. Grassland animals are mainly:
A. Fast runners and grazers
B. Tree climbers only
C. Deep sea animals
16. Forest ecosystems are:
A. Empty lands
B. Only soil regions
C. Rich in biodiversity
17. Polar habitats are characterized by:
A. High heat
B. Extreme cold
C. Heavy rainfall only
18. Adaptations are:
A. Inherited features for survival
B. Random changes only
C. Temporary habits
19. Organisms depend on habitat for:
A. Only movement
B. Only color
C. Food, water, shelter
20. Survival of organisms depends on:
A. Random chance
B. Adaptation level
C. Weather only