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SSC UPSC RRB Railway Exam Multiple Choice Questions and Answers | GkSeries Solved MCQs

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General Science mcqs questions and answers free download as PDF for exams or solved MCQs with answers. These quiz objective questions are helpful for competitive exams SSC, UPSC, IAS, IPS, CDS, NDA, Railways or RRB etc.

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(136) Name the vitamin which causes the clotting of the blood :
[A] Vitamin E
[B] Vitamin K
[C] Vitamin C
[D] Vitamin A

Comment

Answer: Option [B]
(137) The organic nutrient with the highest calorific value is
[A] Protein
[B] Fat
[C] Starch
[D] Sugar

Comment

Answer: Option [B]

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(138) A clear sky is blue because:
[A] Blue light has been absored
[B] Red light is scattered more than blue
[C] Red light is absored & blue scattered
[D] Blue light is scattered more than red

Comment

Answer: Option [D]
(139) Excitement in human body is caused by :
[A] Adrenal gland
[B] Salivary gland
[C] Thyroid gland
[D] Pituitary gland

Comment

Answer: Option [A]
(140) Hydrophobia is caused by :
[A] Loss of Water
[B] Mental Tension
[C] Bacteria
[D] Rabies Virus

Comment

Answer: Option [D]

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