General Science - Mock Test 51

Question 501

If the plane of the earth’s equator were not inclined to the plane of the earth’s orbit,?

A) the year would be longer B) the winters would be longer C) there would be no change of seasons D) the summers would be warmer

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Question 502

The image formed in a compound microscope is?

A) erect B) inverted C) sometimes erect, sometimes inverted D) none

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Question 503

Deep blue colour is imparted to glass by the presence of?

A) cupric oxide B) nickel oxide C) iron oxide D) cobalt oxide

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Question 504

Which type of fire extinguisher is used for petroleum fire?

A) Foam type B) Liquid type C) Soda acid type D) Powder type

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Question 505

Which of the following is commonly called a "polyamide"?

A) Rayon B) Orlon C) Terylene D) Nylon

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Question 506

Epoxy resins are used as?

A) insecticides B) moth repellents C) adhesives D) detergents

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Question 507

Detergents used for cleaning clothes and utensils contain?

A) bismuthates B) bicarbonates C) nitrates D) sulphonates

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Question 508

What is the more common name for a polymer of amino acids?

A) Protein B) Carbohydrate C) Enzyme D) Sugar

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Amino acids are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins.

Question 509

In which .year was ISRO (Indian Space Research Organisation) established?

A) 1980 B) 1970 C) 1975 D) 1969

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Question 510

Which one of the following non-metals is not a poor conductor of electricity?

A) Sulphur B) Selenium C) Bromium D) Phosphorus

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