General Science & Ability MCQs 2018

Q11:

The sky is blue because of:
A) Rayleigh scattering
B) Reflection
C) Mie scattering
D) Absorption

Correct Answer: A - Rayleigh scattering
Q12:

Cyclones:
A) Experience Coriolis effects that deflect air to the right in the Southern Hemisphere
B) Are associated with super geotropic winds
C) Are typically regions of fair weather
D) Are associated with low-pressure systems

Correct Answer: D - Are associated with low-pressure systems
Q13:

Rainbow formation is due to:
A) Absorption of sunlight by water droplets
B) Diffusion of sunlight through water droplets
C) Ionization of water droplets
D) Refraction and reflection of sunlight by water droplets

Correct Answer: D - Refraction and reflection of sunlight by water droplets
Q14:

The layer of the atmosphere in which the ozone layer lies is:
A) Exosphere
B) Mesosphere
C) Troposphere
D) Stratosphere

Correct Answer: D - Stratosphere
Q15:

Which distance is bigger—an astronomical unit (AU) or a light-year (LY)?
A) An astronomical unit (AU)
B) Neither one is a measurement of distance
C) They’re both about the same distance
D) A light-year (LY)

Correct Answer: D - A light-year (LY)
Q16:

The rotation in which the Earth rotates is from:
A) West to east
B) East to west
C) North to south
D) South to north

Correct Answer: A - West to east
Q17:

A collection of water droplets which are suspended in air is called:
A) Wind
B) Cloud
C) Gases
D) Sleet

Correct Answer: B - Cloud
Q18:

How many calories should you eat per day to lose weight?
A) 2000
B) 2500
C) 1500
D) 3000

Correct Answer: C - 1500
Q19:

The time interval to complete one rotation of the Earth around its own axis is:
A) 22 hours
B) 23 hours
C) 23 hours 56 minutes
D) None of these

Correct Answer: C - 23 hours 56 minutes
Q20:

Enzymes in human bodies are:
A) Proteins
B) Viruses
C) Bacteria
D) None of these

Correct Answer: A - Proteins

Leave a Reply

Your email address will not be published. Required fields are marked *