Advertisements
Advertisements
प्रश्न
Which of the following belong to the same trophic level?
Goat ; Spider ; Plants ; Hawk ; Rat
Advertisements
उत्तर
Goats and rats belong to the same trophic level as they are both herbivorous animals.
APPEARS IN
संबंधित प्रश्न
What will be the amount of energy available to the organisms of the 2nd trophic level of a food chain if the energy available at the first trophic level is 10,000 joules?
In a food chain of frog, grass, insect and snake, assign trophic level to frog.
List two biotic components of a biosphere.
Why are green plants called producers?
Fill in the following blank with suitable word :
Decomposer organisms are..........in their action.
Define decomposers.
What is a trophic level?
What will happen if we kill all the organisms in one trophic level?
The decomposers in an ecosystem ______.
The sea water contains water beetles, tadpole, fish and weeds.
Which organisms in the food chain are herbivore, and carnivores?
Fill in the following blank with suitable word :
Plants → Antelope → ............
Explain why, the flow of energy in the ecosystem is said to be unidirectional.
The ten per cent law is associated with
(a) transfer of energy from various trophic levels to decomposers in a food chain
(b) transfer of ATP energy into muscular energy
(c) transfer of chemical energy from one organism to another
(d) transfer of sun's energy to the organisms called producers.
A food chain consists of fish, larvae, phytoplanktons and birds. The level of pesticides in water in which the fish, larvae and phytoplanktons live is quite high.
(a) In which organisms the pesticides enter from the polluted water? What is this level of organisms known as?
Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is known as
DDT was sprayed in a lake to regulate breeding of mosquitoes. How would it affect the trophic levels in the following food chain associated with a lake? Justify your answer.
