Advertisements
Advertisements
Question
In a food chain of frog, grass, insect and snake, assign trophic level to frog.
Solution
Grass→Insect→Frog→Snake
Frog is a secondary consumer.
APPEARS IN
RELATED QUESTIONS
List two biotic components of a biosphere.
Will the impact of removing all the organisms in a trophic level be different for different trophic levels? Can the organisms of any trophic level be removed without causing any damage to the ecosystem?
What is ten per cent law? Explain with an example.
Which common pesticide has accumulated in human body in considerable amounts?
A forest ecosystem having a lot of green plants has some foxes, lions and rabbits in it.
(a) Write a food chain comprising all the four organisms mentioned above.
(b) Name (i) one herbivore, and (ii) two carnivores, in this food chain.
(c) Name the link which is a predator as well as a prey.
(d) Name (i) second trophic level, and (ii) third trophic level.
(e) Which link of this food chain can feed on second trophic level as well as third trophic level, independently?
(f) If the sun provides 1000 J of energy to the plants, then how much energy will be transferred to fox through the food chain.
In a given food chain if the amount of energy at the fourth trophic level is 6 kJ, what will be the energy available at the producer level?
Which of the following is a logical sequence of food chain?
______ obtained energy from the chemical breakdown of dead organisms.
What is Autotrophs?
Differentiate between herbivores and carnivores.
