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प्रश्न
Construct a short foodchain, ending with man.
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उत्तर
Plants → Man
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संबंधित प्रश्न
In a food chain of frog, grass, insect and snake, assign trophic level to frog.
Why are green plants called producers?
What are trophic levels? Give an example of a food chain and state the different trophic levels in it.
What are planktons?
Write down a food chain with five links in it.
At which trophic level a person is feeding when he is eating apple.
Write a common food chain of a pond ecosystem having four links.
Which of the following are decomposers of dead organisms?
| Bacteria | Fungi | Viruses |
| (a) no | yes | yes |
| (b) yes | no | yes |
| (c) yes | yes | no |
| (d) yes | yes | yes |
Organisms of a higher trophic level which feed on several types of organisms belonging to a number of lower trophic levels constitute the ______.
One of the following is not a consumer. This one is :
(a) giraffe
(b) antelope
(c) algae
(d) alligator
The following is a food chain that ends with human :
plants → bee → human
How do bees provide food for humans?
What would happen to the number of grass plants and foxes if the number of rabbits decreased?
In a food chain consisting of grass, frog, bird and insects, where will the concentration of the harmful chemicals be maximum?
Fill in the following blank with suitable word :
Lettuce → ............. → Fox
Which common pesticide has accumulated in human body in considerable amounts?
In the food chain given below, if the amount of energy available at fourth trophic level is 5 kJ, what was the energy available at the producer level?
Grass → Grasshopper → Frog → Snake → Hawk
(a) 500 kJ
(b) 50 kJ
(c) 5000 kJ
(d) 5 kJ
A food chain comprising birds, green plants, fish and man. The concentration of harmful chemical entering the food chain will be maximum in ______.
The food chain begins with the energy given by the ______.
Animals that eat both plants and animals are called as Carnivores.
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.
