Science Notes Answer Key - Food Chain and Food Web

1. (a) growth
   (b) repair
   (c) energy
2. food, sunlight
3. water
   sunlight
   carbon dioxide
   chlorophyll
4. water, carbon dioxide, sunlight, photosynthesis
5. energy, sugar
6. chlorophyll, light
7. carbon dioxide, oxygen
8. producers
9. consumers
10. herbivores, carnivores, omnivores
11. herbivores
12. carnivores
13. omnivores
14. chain
15. parts
16. energy
17. colours
    legs, wings
    reproduce, soil
18. web
19. increase
    decrease
    added
    removed
20. balance
21. control
22. food
23. nutrients
24. plant (left) goat (top), tiger (right), man (bottom)
25. A, C, D

Decomposers

1. decomposition
2. bacteria, fungi
3. decomposers
4. plants
5. decomposers
6. speed
7. maggots / slugs
   termites
   earthworms
   wood louse
8. decomposers
9. moist, warm
10. carbon dioxide
11. food, water, air
12. chlorophyll
13. (a) Test Tube A
    (b) Carbon dioxide is heavier than air, so the carbon dioxide is unable to reach the limewater in Test Tube B.
14. fungi
15. dark, damp
16. –
    -
    bracket fungi
    mould
17. shady
18. growth
19. decomposition
20. bacteria
21. soil, air, water, food
22. decay / decomposition
23. food, nutrients
24. splitting
25. dormant
26. splitting