Biology Questions

Q:

Which organ has finger like outgrowths which are called as Villi (Singular Villus)?

A) Large Intestine B) Bladder
C) Small Intestine D) Stomach
 
Answer & Explanation Answer: C) Small Intestine

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Q:

Which of the following is NOT a constituent of xylem?

A) Tracheids B) Companion cells
C) Vessels D) Xylem parenchyma
 
Answer & Explanation Answer: B) Companion cells

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Q:

Which drug is used to cure Incontinence?

A) Oxybutynin B) Ranitidine
C) Azithromycin D) Levothyroxine
 
Answer & Explanation Answer: A) Oxybutynin

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Q:

Which of the following plays an important role in photosynthesis?

A) Chloroplast B) Centrosome
C) Tonoplast D) Nematoblast
 
Answer & Explanation Answer: A) Chloroplast

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Q:

The deficiency of Niacin­a vitamin of B complex group causes the disease _____

A) Marasmus B) Pellagra
C) Rickets D) Night­-blindness
 
Answer & Explanation Answer: B) Pellagra

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Q:

______ are details of appearance or behavior or in other words, a particular form or a particular function in classification of organisms.

A) Speciation B) Evolution
C) Characteristics D) Illustration
 
Answer & Explanation Answer: C) Characteristics

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Q:

Photosynthesis takes place inside plant cells in _____.

A) Ribosomes B) Chloroplasts
C) Nucleus D) Mitochondria
 
Answer & Explanation Answer: B) Chloroplasts

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Q:

In eukaryotic cells synthesis of RNA takes place in the _______________.

A) mitochondria B) centrioles
C) ribosomes D) nucleus
 
Answer & Explanation Answer: D) nucleus

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