Solved Biology MCQs for Competitive Exams

Solved Biology MCQs for Competitive Exams

This post also belongs to Biology MCQs series. If you are looking for NTS test Online preparation then you can try these questions too. This post contains Solved Biology MCQs for Competitive Exams. Students are welcome to practice these Multiple Choice General Knowledge Questions. MCQs are from Caravan General Knowledge Book. For more similar Questions Visit This Page.

Biology Question Bank Online for Competitive Exams and Entry Test in Medical Colleges

206. Penicillin is ________.

(a) Vitamin
(b) Hormone
(c) Antibiotic
(d) Analgesic
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207. White blood cells act?

(a) As a source of energy
(b) For blood clotting
(c) As a defence against infection
(d) As a medium for oxygen transport from lungs to tissues
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208. Saliva contains?

(a) Amylases
(b) Bite
(c) Vitamins
(d) Trypsin
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209. Redness in blood is because of the presence of_____.

(a) Iron in heme pigment
(b) Haemoglobin
(6) Copper in heme pigment
(d) All of these
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210. Insulin in the human body is produced in _____.

(a) Liver
(b) Kidney
(c) Pancreas
(d) None of these
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Also visit – General Knowledge Questions of Biology with Answers

211. Laws of Heredity were discovered by ________.

(a) Borpamin Franklin
(b) Darwin
(c) Mendel
(d) None
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212. Turnip is a root described as___________.

(a) Napiform
(b) Fusiform
(c) Conical
(d) Tuberous
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213. Which are the basic building blocks of proteins?

(a) Oxalic acids
(b) Amino Acids
(0) Carbolic acid
(d) Sodium carbonate
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214. What connects the small brain with the spinal cord?

(a) Cerebellum
(b) Medulla Oblongata
(c) Thalamus
(d) Cerebrum
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215. What is the diploid number of man’s chromosomes?

(a) 46
(b) 48
(c) 62
(d) 74
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216. Which is the most abundant element in the human body?

(a) Carbon Dioxide
(b) Nitrogen
(c) Hydrogen
(d) Oxygen
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217. Which is the most abundant mineral in the human body?

(a) Potassium
(b) Calcium
(c) Sodium
(d)  Magnesium
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218. Ozne hole refers to _______

(a) decrease in the ozone layer in traoposphere
(b) increase in the thickness of ozone layer in troposphere
(c) decrease in thickness of ozone layer in stratosphere
(d) hole in ozone layer
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219. Where from plants receive nutrients mainly?

(a) ligh
(b) chlorophyll
(c) soil
(d) atmosphere
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220. What is Radish?

(a) modified root
(b) bulb
(c) conn
(d) tuber
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