Everyday Science Most Important MCQs Three
Showing 81 – 90 of 115
Brass gets discoloured in air because of the presence of which of the following gases in air ______?
- A. Carbon dioxide
- B. Oxygen
- C. Nitrogen
- D. Hydrogen sulphide
What is the molecular weight of Ammonia (NH3)?
- A. 17.031 g/mol
- B. 18.031 g/mol
- C. 19.031 g/mol
- D. 27.033 g/mol
Who is the Father of Genetics?
- A. Gregor Mendel
- B. Alexander
- C. Daerwin
- D. Louis pasture
The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ______?
- A. Argon
- B. Xenon
- C. Helium
- D. Krypton
Main and excessive part of plasma consists of ________?
- A. Carbon dioxide
- B. Oxygen
- C. Water
- D. Glucose
How many chambers are in the human heart?
- A. 02
- B. 03
- C. 04
- D. 05
Example of gas having monoatomic molecules is ________?
- A. Nitrogen
- B. Hydrogen
- C. Neon and argon
- D. Oxygen and nitrogen
Almost identical eclipses occur after 18 years and 11 days. This cycle is known as ________?
- A. Partial Eclipse cycle
- B. Total Eclipse cycle
- C. Saros Cycle
- D. None of the above
Insects responsible for transmitting diseases are called ________?
- A. Drones
- B. Vectors
- C. Hybrids
- D. None of these
Which of the following is not a contagious disease?
- A. Hysteria
- B. Measles
- C. Typhoid
- D. Influenza
of 12 pages