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NEET Zoology - MCQ Practice Questions

Practice free NEET Zoology multiple-choice questions with detailed answers and explanations. Perfect for competitive exam preparation.

540 questions | 100% Free

Q.1Easy

Which of the following is a biotic component of an ecosystem?

Q.2Easy

What is the primary source of energy in most ecosystems?

Q.3Medium

In a food chain, what percentage of energy is typically transferred from one trophic level to the next?

Q.4Easy

Which type of succession occurs on a newly formed volcanic island?

Q.5Medium

What is the carrying capacity of an environment?

Q.6Easy

Which gas is primarily responsible for the greenhouse effect in the atmosphere?

Q.7Easy

What is the process by which plants release water vapor through their leaves?

Q.8Medium

Which of the following represents a density-dependent factor affecting population growth?

Q.9Medium

The pyramid of numbers is typically inverted in which ecosystem?

Q.10Medium

Which of the following is an example of a decomposer in an ecosystem?

Q.11Medium

What is the main cause of ozone layer depletion?

Q.12Easy

Which of the following is NOT a renewable resource?

Q.13Medium

The term 'biodiversity hotspot' refers to regions with:

Q.14Medium

Which biogeographical region of India is known for the highest biodiversity?

Q.15Medium

What is ecological succession preceded by the death of existing community called?

Q.16Hard

The Gause's law of competitive exclusion states that:

Q.17Medium

Which of the following is an example of mutualistic relationship?

Q.18Hard

The phenomenon where a species' role varies in different environmental contexts is called:

Q.19Medium

India's first National Park, established in 1936, is:

Q.20Medium

Which of the following best explains biological magnification?