General Science & Ability MCQs 2021

Q1:

Diseases that spread from person to another are called:
A) Communicable diseases
B) Degenerative diseases
C) Non-communicable diseases
D) None of these

Correct Answer: A - Communicable diseases
Q2:

Night blindness is caused due to the deficiency of:
A) Vitamin A
B) Vitamin B
C) Vitamin C
D) Vitamin D

Correct Answer: A - Vitamin A
Q3:

Which is the hottest planet in our solar system?
A) Sun
B) Mars
C) Venus
D) Jupiter

Correct Answer: C - Venus
Q4:

A light-sensitive device that converts drawings, printed text, or other images into digital form is:
A) Scanner
B) Printer
C) Bluetooth
D) None of these

Correct Answer: A - Scanner
Q5:

Excess bleeding during an injury is a deficiency of:
A) Vitamin K
B) Vitamin B
C) Vitamin A
D) Vitamin D

Correct Answer: A - Vitamin K
Q6:

The energy which is unavailable in a system is called:
A) Increased
B) Decreased
C) Entropy
D) None of these

Correct Answer: C - Entropy
Q7:

The ozone layer is present in:
A) Thermosphere
B) Stratosphere
C) Troposphere
D) None of these

Correct Answer: B - Stratosphere
Q8:

Which of the following produces seeds but not fruits?
A) Gymnosperms
B) Mint
C) Maize
D) None of these

Correct Answer: A - Gymnosperms
Q9:

The place in the environment where a plant or animal naturally or normally lives and grows is known as:
A) Habitat
B) Shelter
C) Tree
D) None of these

Correct Answer: A - Habitat
Q10:

When is the Earth closest to the Sun?
A) In winter
B) In summer
C) In spring
D) None of these

Correct Answer: D - None of these (Perihelion, around early January)

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