Options:
- A. Hydrogen
- B. Nitrogen
- C. Oxygen
- D. Carbon dioxide
View Answer
C. Oxygen
Everyday Science
The Reason for a Swimming Pool to appear Less Deep than the actual depth is__________?
Options:
- A. Refraction
- B. Light scattering
- C. Reflection
- D. Interference
View Answer
A. Refraction
What happens to a person who receives the wrong type of blood?
Options:
- A. All the arteries constrict
- B. All the arteries dialates
- C. The RBCs agglutinate
- D. The spleen and lymphnodes deteriorate
View Answer
C. The RBCs agglutinate
The lens used in a simple microscope is____________?
Options:
- A.
- B.
- C.
- D.
View Answer
B.
Radon is___________?
Options:
- A. germon radio
- B. radio active gas
- C. artificial fibre
- D. an explosive
View Answer
B. radio active gas
The reaction between methane and chlorine in diffused sunlight is__________?
Options:
- A. Oxidation
- B. Reduction
- C. Polymerisation
- D. Radical substitution
View Answer
D. Radical substitution
Who invented Logarithm Tables?
Options:
- A. John Napier
- B. John Doe
- C. John Harrison
- D. John Douglas
View Answer
A. John Napier
Which of the following is not a waterborne disease?
Options:
- A. Cholera
- B. Amoebiasis
- C. Typhoid
- D. Influenza
View Answer
D. Influenza
Ombrophobia is fear of____________?
Options:
- A. Rain
- B. Snow
- C. Smog
- D. None of these
View Answer
A. Rain
The brain of human adult weighs about_________?
Options:
- A. 1200
- B. 1600
- C. 500
- D. 100
View Answer
A. 1200