Science & Mathematics Topics
School level (Class 6–12) — Science & Mathematics
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Physics
Chemistry
Mathematics
Biology Option
Full Syllabus Mock Topics
quiz Questions
Q21
Insulin is secreted by
Pancreas
Joule
Watt
Newton
Explanation
Beta cells of pancreas produce insulin.
Q22
The largest gland in human body is
Joule
Newton
Watt
Liver
Explanation
Liver is the largest gland and internal organ.
Q23
The largest organ in human body is
Watt
Newton
Skin
Joule
Explanation
Skin is the largest organ by area.
Q24
The number of chromosomes in human somatic cells is
46
Newton
Joule
Watt
Explanation
Human body cells are diploid with 23 pairs.
Q25
DNA stands for
Newton
Deoxyribonucleic acid
Watt
Joule
Explanation
DNA carries hereditary information.
Q26
RNA stands for
Newton
Ribonucleic acid
Watt
Joule
Explanation
RNA is involved in protein synthesis and regulation.
Q27
Newton is the unit of
Joule
Newton
Watt
Force
Explanation
By definition, one newton is SI unit of force.
Q28
Pascal is the unit of
Watt
Joule
Newton
Pressure
Explanation
Pressure is measured in pascal.
Q29
Ohm is the unit of
Joule
Newton
Electrical resistance
Watt
Explanation
Resistance unit is ohm.
Q30
The metal liquid at room temperature is
Mercury
Newton
Watt
Joule
Explanation
Mercury is liquid metal at normal room temperature.