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Biology MCQs: 2800+ Questions & Answers in English

2800+ Biology MCQs in English with answers & explanations. Page 144. Practice objective questions for competitive exams, interviews & self-assessment — free… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Biology MCQs: 2800+ Questions & Answers in English

Which structure in the human eye contains photoreceptor cells?

Which is the smallest bone in the human body?

Which is the longest bone in the human body?

Which disease is caused by the protozoan Plasmodium?

Which bacterium is responsible for tuberculosis?

Which organ is primarily responsible for filtering waste products from the blood?

Which is the basic structural and functional unit of life?

Which organelle is known as the suicide bag of the cell?

Which cell organelle contains the genetic material and controls most cellular activities?

Which process involves the movement of water through a selectively permeable membrane?

Which process allows green plants to prepare food using sunlight?

Which gas is required by plants for photosynthesis?

Which part of the plant contains stomata that regulate gas exchange?

Which pigment gives carrots their characteristic orange colour?

Deficiency of which vitamin causes night blindness?

Which vitamin is essential for normal blood clotting?

Which vitamin deficiency can cause pernicious anaemia?

Which vitamin deficiency causes beriberi?

Which gland is often called the master gland of the human body?

Which hormone regulates the metabolic rate of the body?

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