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प्रश्न
The sea water contains water beetles, tadpole, fish and weeds.
Which organisms can trap solar energy to make food?
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उत्तर
Weeds can trap solar energy to make food.
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संबंधित प्रश्न
Give reason to justify the following: The existence of decomposers is essential in a biosphere.
Give reason to justify the following: Flow of energy in a food chain is unidirectional.
We do not clean natural ponds or lakes but an aquarium needs to be cleaned regularly. Why is it so ? Explain.
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
Why are plants called producers?
What are the various steps of food chain called?
Fill in the following blank with suitable word :
In nature, all green plants are............ whereas animals are consumers.
Draw the food chain with four trophic levels.
Can the organisms of any trophic level be removed without causing any damage to the ecosystem? Will the impact of removing all the organisms in a trophic level be different for different trophic levels?
At which trophic level a person is feeding when he is eating apple.
In a food chain, the initial organism is usually :
(a) photosynthetic
(b) herbivore
(c) saprophytic
(d) parasitic
Which of the following represents a possible food chain found in a pond :
| Primary producers |
Primary consumers | Secondary consumers |
| (a) green algae | fish | mosquito larvae |
| (b) fish | green algae | mosquito larvae |
| (c) mosquito larvae | fish | green algae |
| (d) green algae | mosquito larvae | fish |
Organisms of a higher trophic level which feed on several types of organisms belonging to a number of lower trophic levels constitute the ______.
Fill in the following blank with suitable word :
Lettuce → ............. → Fox
Bacteria and fungi are called decomposers.
The food chain begins with the energy given by the ______.
In a food chain, the third trophic level is always occupied by
If a harmful chemical enters a food chain comprising peacocks, plants, rats and snakes, which of these organisms is likely to have the highest concentration of the chemical in its body? Justify your answer. Name the process involved and define it.
