Q1 of 18 Page 211

What happens to the amount of energy transferred from one step to the next in a food chain? (AS1)

i. When there is a transfer of energy from one tropic level to another, only 10 % of energy gets transferred to the next trophic level.

ii. For example, when grass (producer) is eaten by a goat, only 10% of the total energy available to the grass is transferred to goat.



More from this chapter

All 18 →
2

What do pyramids and food chain indicate in an ecosystem? (AS1)

 3

Write a short note on the pyramid of number for any food chain? What can we conclude from this pyramid of numbers? (AS1)

A. tree B. Insect C. Woodpecker

 4

What is biomass? Draw a pyramid of biomass for the given food chain (AS1)

A. grass leaves B. Herbivores C. Predators D. Hawk

 5

How is using of toxic material affecting the ecosystem? Write a short note on bioaccumulation and biomagnifications. (AS1)