मराठी

What will happen if deer is missing in the food chain given below? Grass → Deer → Tiger - Science

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प्रश्न

What will happen if deer is missing in the food chain given below?

Grass → Deer → Tiger

पर्याय

  • The population of tiger increases

  • The population of grass decreases

  • Tiger will start eating grass

  • The population of tiger decreases and the population of grass increases

MCQ
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उत्तर

The population of tiger decreases and the population of grass increases

Explanation -

In the given food chain, the grass is eaten by deer which in turn, is eaten by tigers. If deer is missing in the food chain, grass will not be eaten by it so, the population of grass will increase whereas tigers will not get their food and its population will decrease.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 15: Our Environment - Multiple Choice Questions [पृष्ठ १०९]

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एनसीईआरटी एक्झांप्लर Science [English] Class 10
पाठ 15 Our Environment
Multiple Choice Questions | Q 18. | पृष्ठ १०९

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

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?


List two main components of ecosystem?


What are trophic levels? Give an example of a food chain and state the different trophic levels in it.


What is biological magnification?


In the following food chain, 100 J of energy is available to the lion. How much energy was available to the producer?

Plants → Deer → Lion


The following statement is true or false :
 In biology, human beings are called producers.


What are the various steps of food chain called?


Name one decomposer.


What is the role of decomposers in the ecosystem?


What will happen if we kill all the organisms in one trophic level?


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?


Give one example of a simple food chain.


Match the terms given in column I with the terms given in column II and column III having the same meaning :

Column I Column II Column III
(1) Secondary consumer Herbivore 1st trophic level
(2) Primary consume Autotroph 3rd trophic level
(3) Producer Carnivore 4th trophic level
(4) Tertiary consumer Large carnivore 2nd trophic level

Why are there rarely more than five links (or five organisms) in a food chain?


______ obtained energy from the chemical breakdown of dead organisms.


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Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is known as


In the following food chain, only 2J of energy was available to the peacocks. How much energy would have been present in Grass? Justify your answer.

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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.


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