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प्रश्न
Write one or two word for the following statement/definition :
Organisms which depend on the producers for food either directly or indirectly
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उत्तर
Consumers
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संबंधित प्रश्न
"Energy flow in a food chain is unidirectional" Justify this statement.
Give reason to justify the following: The existence of decomposers is essential in a biosphere.
In the following food chain, plants provide 500 J of energy to rats. How much energy will be available to hawks from snakes?
Plants → Rats → Snakes → Hawks
What are planktons?
Write an aquatic food chain.
Fill in the following blank with suitable word :
In nature, all green plants are............ whereas animals are consumers.
Consider the food chain :
Grass → Deer → Lion
What will happen if all the lions are removed from the above food chain?
The decomposers in an ecosystem ______.
One of the following is not a consumer. This one is :
(a) giraffe
(b) antelope
(c) algae
(d) alligator
A food chain occurring in the sea which provides food for many people can be written as :
phytoplankton → zooplankton → X → Y
Name one phytoplankton.
What provides the energy which then flows through a food chain?
(a) glucose
(b) oxygen
(c) respiration
(d) sunlight
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.
Bacteria and fungi are called decomposers.
Arrange the following in a correct sequence and form a food chain
Rabbit → Carrot → Eagle → Snake
Food chains are very important for the survival of most species.
If 10,000 J solar energy falls on green plants in a terrestrial ecosystem, what percentage of solar energy will be converted into food energy?
Analogy:
Primary Consumer: Goat, Cow:: Secondary Consumer: ______.
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.
Assertion (A): The energy which passes to the herbivores does not come back to autotrophs.
Reason (R): The flow of energy in a food chain is unidirectional.
