General Science MCQ Quiz with Answers - 29 Sep 2020

1. Which of the following gas is used in cigarette lighters?

Methane
Ethane
Butane
Propane

2. Which one among the following is a strong smelling agent added to LPG cylinder to help in the detection of gas leakage?

Chloroform
Ethanol
Methane
Thioethanol

3. The high reactivity of fluorine is due to _______________________.

Avaialbility of d-orbitals
Its high electronegativity
Small size of fluorine atom
Strong f-f bond

4. Bones are pneumatic in _____________.

Amphibians
Birds
Reptiles
Fishes

5. Which is the longest bone in the body of human being?

Stapes
Tibia
Femur
Fibula

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