Biology Questions

Q:

Bone deformities occur due to the excess intake of

A) Phosphorus B) Potassium
C) Fatty acid D) Fluorine
 
Answer & Explanation Answer: D) Fluorine

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Q:

Name the blood cells in which nucleus is absent

A) Lymphocytes B) Blood Platelets
C) Monocytes D) Eosinophils
 
Answer & Explanation Answer: B) Blood Platelets

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Q:

The plant dye Henna imparts orangered colour to skin and hairs due to its reaction with which of the following?

A) Protein and amino acids B) Lipids
C) Carbohydrates D) Amino acids
 
Answer & Explanation Answer: A) Protein and amino acids

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Q:

The outer membrane that covers the brain is

A) Myelin sheath B) Dura mater
C) Arachnoid membrane D) Pia mater
 
Answer & Explanation Answer: B) Dura mater

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Q:

Number of eyes found in Earthworm..........

A) One B) Many
C) No eye D) Two
 
Answer & Explanation Answer: C) No eye

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Q:

The hormone that helps in Parthenocarpy

A) Abscisic acid B) Gibberellin
C) Ethylene D) Cytokinin
 
Answer & Explanation Answer: B) Gibberellin

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Q:

Vivipary is defined as germination

A) during storage B) within the fruit
C) with cotyledons coming out of soil D) with cotyledons remaining inside the soil
 
Answer & Explanation Answer: B) within the fruit

Explanation:

Vivipary means germination even when attached to the mother plant. Usually the saline marsh plants (Halophytes) have their seeds growing even when they are inside the fruits attached to the tree.

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Q:

Tikka disease is related with the crop:

A) Musturd B) Paddy
C) Ground nut D) All of these
 
Answer & Explanation Answer: C) Ground nut

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