1
Q:

In case of a heart attack, a hormone is injected as an emergency measure, Which one is it?

A) Thyroxine B) Adrenaline
C) Heparin D) Insulin

Answer:   B) Adrenaline

Explanation:

Heparin is a hormone secreted by the liver. This is anticoagulant in its property. It prevents cloting of blood inside the heart and blood vessels. Heart attack is the result of a block in the blood vessels supplying blood to the walls of the heart.

Subject: Biology
Q:

Statement which is true about bacteria ?

A) All bacteria are autotrophs B) Most of them are heterotrophs but some are autotrophs
C) All bacteria heterophs D) All bacteria are photosynthetic
 
Answer & Explanation Answer: B) Most of them are heterotrophs but some are autotrophs

Explanation:
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Q:

Variable number of tandem repeats (VNTRs) in the DNA molecule are highly useful in

A) Recombinant DNA technology B) Monoclonal antibody production
C) Stemcell culture D) DNA fingerprinting
 
Answer & Explanation Answer: D) DNA fingerprinting

Explanation:
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Q:

Which type of Stem modification is seen in banana ?

A) Rhizome B) Stem tuber
C) Corn D) Bulb
 
Answer & Explanation Answer: A) Rhizome

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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

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Q:

There are approximately how many muscles in Human body ?

A) 206 B) 310
C) 554 D) 700
 
Answer & Explanation Answer: D) 700

Explanation:

Approximatey there are 700 muscles in Human body.

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