BPSC PRELIMS BOOSTER SCIENCE QUIZ-1

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Question 1:

Common salt is —

Question 2:

Damaged C.F.L. and fluorescent tubes must be disposed  safely as they contain _______________ vapours that are toxic in nature.

Question 3:

In plants, the ovary changes into ____________ after fertilization. 

Question 4:

Used by dentists to see an enlarged image of the teeth.

Question 5:

Which of the following diseases is caused by a virus?

Question 6:

The micro-organisms that convert dead animals and animals into manure are known as:

Question 7:

There are some plastics which when moulded once, cannot be softened by heating. These are called:

Question 8:

A resting person normally has a pulse rate between ____ beats per minute.

Question 9:

During fertilisation in living beings, fusion of male and female gametes takes place to form a cell called:

Question 10:

Blood clot is formed because of the presence of certain cells in the blood, called: