1250+ Interesting Biology Questions Answers MCQ

Q:

Branch of agriculture concerned with the production of crops

A) Agrotology	B) Agronomy
C) Agrostology	D) Anthropology

Answer & Explanation Answer: B) Agronomy

Explanation:

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Q:

Plants having body that is differentiated into roots, stems and leaves and have specialized tissue for the conduction of water and other substances, fall in which group?

A) Bryophyta	B) Thallophyta
C) Pteridophyta	D) All option are correct

Answer & Explanation Answer: C) Pteridophyta

Explanation:

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Q:

Shedding of leaves and fruits is due to the presence of hormone named

A) Indole - acetic acid	B) Naphthalene acetic acid
C) Gibberellins	D) Abscisic acid

Answer & Explanation Answer: D) Abscisic acid

Explanation:

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Q:

Lathyrism is caused by excess consumption of.......

A) Khesari Dal	B) Mustard oil
C) Mushrooms	D) Polished rice

Answer & Explanation Answer: A) Khesari Dal

Explanation:

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Q:

Monocarpic plants are those that produce fruits ...............during the life of the plant

A) once	B) thrice
C) many times	D) twice

Answer & Explanation Answer: A) once

Explanation:

Plants are of different types. Some grow well and then produce fruits before they die. In other words they fruit only once in their life. Such plants are said to be monocarpic. Other plants produce fruits every season. These are called polycarpic plants.

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Q:

In which of the following mammals estrous cycle is absent ?

A) Rabbit	B) Horse
C) Cow	D) Monkey

Answer & Explanation Answer: D) Monkey

Explanation:

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Q:

What kingdom does Amoeba belong to

A) Plantae	B) Protista
C) Monera	D) Prokaryotae

Answer & Explanation Answer: B) Protista

Explanation:

The Amoebas belong to a group called Protista.

Amoebas are of the animal kingdom subdivision for microscopic organisms - protozoa.

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Q:

The O-T-C medicine Crocin is an

A) Analgesic	B) Antipyretic
C) Analgesic and antipyretic	D) Antiseptic

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