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Everyday Science Questions & Answers Section 168

This is the 168 section from Everyday Science. These questions and answers will be from Radio Transmission, Nuclear Energy, Mercury, Chemical, Chlorophyll, Human Heart and Protein.

Ques No.1: _________ makes the radio transmission possible.

Ans: Ionosphere

Ques No.2: Eyes are tested by dilating the pupils with a very dilute solution of _________.

Ans: Atropine

Ques No.3: The instrument, used for recording tremors of earth, is known as __________.

Ans: Seismograph

Ques No.4: A nuclear reactor harnesses nuclear energy by ___________.

Ans: Controlled chain reaction

Ques No.5: ________ has the smallest diameter.

Ans: Mercury

Ques No.6: The chemical part of the dye that absorbs light and produces colour is called __________.

Ans: photo chrome

Ques No.7: The material used for bleaching paper pulp is _____________.

Ans: Sodium hypochlorite

Ques No.8: The pigment involved in photosynthesis activity is called __________.

Ans: Chlorophyll

Ques No.9: The time interval between two beats of a normal human heart is _______.

Ans: 1 second

Ques No.10: Protein which renders a cell less susceptible to attack by viruses is called _________.

Ans: Chloromycetin

Read more:

Everyday Science Questions & Answers Section 169
Everyday Science Questions & Answers Section 170
Everyday Science Questions & Answers Section 171
Everyday Science Questions & Answers Section 172
Everyday Science Questions & Answers Section 173

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