State Exam — General Science
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Showing 11–20 of 207 questions
Q.11
Easy
Chemistry
Chemical formula of water?
Correct Answer: B. H2O
Explanation:
Water = H₂O.
Q.12
Easy
Human Body
Organ that pumps blood?
Correct Answer: C. Heart
Explanation:
Heart pumps blood.
Q.13
Easy
Physics
Newton first law also called?
Correct Answer: C. Law of inertia
Explanation:
First law = Law of Inertia.
Q.14
Easy
Botany
Photosynthesis occurs in?
Correct Answer: C. Leaf
Explanation:
In chloroplasts of leaves.
Q.15
Easy
Chemistry
Atomic number of Carbon?
Correct Answer: A. 6
Explanation:
Carbon atomic number = 6.
Q.16
Easy
Disease & Health
Vitamin produced by sunlight?
Correct Answer: D. Vitamin D
Explanation:
Sunlight → Vitamin D synthesis.
Q.17
Easy
Physics
Unit of electric current?
Correct Answer: C. Ampere
Explanation:
Current measured in Amperes.
Q.18
Medium
Physics
Speed of sound in air?
Correct Answer: B. 343 m/s
Explanation:
~343 m/s at 20°C.
Q.19
Easy
Biology
DNA stands for?
Correct Answer: B. Deoxyribonucleic Acid
Explanation:
DNA = Deoxyribonucleic Acid.
Q.20
Easy
Chemistry
Liquid to gas process?
Correct Answer: C. Evaporation
Explanation:
Evaporation = liquid to gas.