Vaccine was first developed by_______________?

A: Louis Pasture

B: Edward Jenner

C: Jaber Ibn Hayan

D: Aristotle

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Edward Jenner

Protein factory is___________?

A: nucleus

B: ribosome

C: golgi complex

D: centriole

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ribosome

What is the mode of transmission of Hepatitis virus?

A: Aerosol

B: Parentral (via blood)

C: Skin penetration

D: Unknown

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Parentral (via blood)

Messenger RNA is formed in_________?

A: nucleus

B: chloroplast

C: mitochondria

D: none of these

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nucleus

Astronauts may use which technique to grow fruits and vegetables ?

A: Tissue culture techniques

B: Cloning

C: Pasterisation

D: Hydroponic culture technique

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Hydroponic culture technique

Number of chromosomes in E.coli ?

A: 1

B: 2

C: 4

D: 6

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1

Which statement is incorrect for pasteurization?

A: It is used to preserve yogurt and milk

B: It was developed by Louis Pasteur.

C: It involves heating the substance at high temperature for just few se

D: C.

E: D. It can be used to preserve vegetables and meat.

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It can be used to preserve vegetables and meat.

Which are the four most abundant elements in living cells ?

A: carbon, oxygen, nitrogen, sulfur

B: carbon, oxygen, hydrogen, nitrogen

C: carbon, oxygen, sulfur, phosphorus

D: carbon, sulfur, hydrogen, magnesium

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carbon, oxygen, hydrogen, nitrogen

Which one is not correct for a productive theory?

A: It is predictive

B: It has explanatory power

C: It discourages suggestion of different hypotheses

D: None of these

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It discourages suggestion of different hypotheses

Conclusion of Mendels work latter became a_____________?

A: Scientific hypothesis

B: Theory

C: Scientific law

D: Productive theory

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Scientific law

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