Easy Tutorial
For Competitive Exams

Assertion: In a food chain members of successive higher levels are fewer in number.

Reason: Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.

The correct answer is:

Both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
Both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
Assertion is true statement but Reason is false.
Both Assertion and Reason are false statements.
Additional Questions

Assertion: Tropical rain forests are disappearing fast from developing countries such as India.

Reason: No value is attached to these forests because these are poor in biodiversity.

The correct answer is:

Answer

Which of the following is an example of man-made ecosystem?

Answer

Animals living at the bottom of the sea are known as

Answer

The food chain, in which the microorganisms breakdown the energy-rich organic compounds prepared by the producers, is known as

Answer

Biotic factors refer to

Answer

Microbes that break down the complex organic matter into simple substances like carbon, nitrogen, water etc. are

Answer

The 10% law for energy transfer in food chains was given by

Answer

Which one of the following statements is correct for secondary succession?

Answer

In an ecosystem, the main source of energy is

Answer

Of the total incident solar radiation the proportion of PAR is

Answer
Share with Friends
Privacy Copyright Contact Us