1250+ Interesting Biology Questions Answers MCQ

Q:

What is a tissue?

A) Cells which are similar in origin, but dissimilar in form and function	B) Cells which are dissimilar in origin, but are similar in form and function
C) Cells which are dissimilar in origin, form and function	D) Cells which are similar in origin, form and function

Answer & Explanation Answer: D) Cells which are similar in origin, form and function

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Q:

_____ is a part of the male reproductive system in plants.

A) Stamen	B) Stigma
C) Ovary	D) Style

Answer & Explanation Answer: A) Stamen

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Q:

Phytohormones are

A) substances controlling diseases	B) regulators synthesized by plants influencing physiological processes
C) substances used for photosynthesis	D) chemicals used for peeling

Answer & Explanation Answer: C) substances used for photosynthesis

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Q:

Growth hormones function

A) sometimes as growth promotors and sometimes as growth inhibitors	B) always as growth inhibitors
C) rarely as growth promotors	D) always as growth promotors

Answer & Explanation Answer: A) sometimes as growth promotors and sometimes as growth inhibitors

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Q:

The reproductive parts of a flower are

A) Calyx and carpels	B) Calyx and corolla
C) Corolla and stamens	D) Stamens and carpels

Answer & Explanation Answer: D) Stamens and carpels

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Q:

Which type of reproduction allows for greater variation to be generated?

A) Sexual reproduction	B) Asexual reproduction
C) Binary fission	D) Multiple fission

Biology Questions