Mayank1444 – Activity – Forum

Mayank1444

@mayank1444

Noble Member

Joined: Oct 11, 2021
Last seen: Nov 14, 2021

Topics: 0 / Replies: 2157

Answer to: The transfer of energy from one trophic level to another is governed by the 2nd law of thermodynamics. The average efficiency of energy transfer from herbivores to carnivores is

Correct answer: (4) 10% Explanation: According to 10% law of lindeman, only 10% of energy is transferred from one trophic level to another, i.e. f...

4 years ago

Forum

Biology

Answer to: Niche of a species in an ecosystem refers to its

Correct answer: (2) function at its place of occurrence

4 years ago

Forum

Biology

Answer to: Which of the following ecosystems has highest rate of gross primary production?

Correct answer: (3) Equatorial rain forest

4 years ago

Forum

Biology

Answer to: During adverse season, therophytes survive by

Correct answer: (3) seeds

4 years ago

Forum

Biology

Answer to: The primary succession refers to the development of communities on a

Correct answer: (3) newly-exposed habitat with no record of earlier vegetation

4 years ago

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Biology

Answer to: Which of the following is the most stable ecosystem?

Correct answer: (3) Ocean

4 years ago

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Biology

Answer to: In a biotic community, the primary consumers are

Correct answer: (3) herbivores

4 years ago

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Biology

Answer to: Which of the following pairs is a sedimentary type of biogeochemical cycle?

Correct answer: (4) phosphorus and sulphur

4 years ago

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Biology

Answer to: Flamingoes breed in (1) sambhar lake (2) rann of Kutch (3) mansarover Lake (4) chilka lake

Correct answer: (4) chilka lake

4 years ago

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Biology

Answer to: Second most important trophic level in a lake is

Correct answer: (2) Zooplankton

4 years ago

Forum

Biology

Answer to: Bulk CO2 fixation occurs in

Correct answer: (4) Oceans

4 years ago

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Biology

Answer to: Desert plants are generally (1) herbaceous (2) viviparous (3) heterophyllous (4) succulent

Correct answer: (4) succulent

4 years ago

Forum

Biology

Answer to: Which of the following does not have stomata?

Correct answer: (3) submerged hydrophytes

4 years ago

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Biology

Answer to: If we completely remove the decomposers from an ecosystem, its functioning will be adversely affected, because

Correct answer: (1) mineral movement will be blocked

4 years ago

Forum

Biology

Answer to: Pyramid of numbers deals with number of

Correct answer: (1) individuals in a tropic-level

4 years ago

Forum

Biology

Answer to: Pyramid of numbers in a pond ecosystem is

Correct answer: (1) upright

4 years ago

Forum

Biology

Answer to: The pyramid which cannot be inverted in a stable ecosystem is that of

Correct answer: (1) Energy

4 years ago

Forum

Biology

Answer to: In grass-deer-tiger food chain, grass biomass is one tonne. The tiger biomass shall be (1) 200 kg (2) 100 kg (3) 1 kg (4) 10 kg

Correct answer: (4) 10 kg Explanation: In the grassland ecosystem, the biomass relationship is in the form of a triangle with producers being on t...

4 years ago

Forum

Biology

Answer to: In a biotic community, the most important factor for survival of an animal is

Correct answer: (1) green food

4 years ago

Forum

Biology

Answer to: Food chain in which micro-organisms breakdown the food formed by primary producers is

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