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.
Ques No.2: Eyes are tested by dilating the pupils with a very dilute solution of _________.
Ques No.3: The instrument, used for recording tremors of earth, is known as __________.
Ques No.4: A nuclear reactor harnesses nuclear energy by ___________.
Ans: Controlled chain reaction
Ques No.5: ________ has the smallest diameter.
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 __________.
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 _________.
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