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Biology MCQ Questions with answers
Here Important Biology MCQ questions are added which are frequently asked in almost all the examinations. You can check the correct answer of any question on clicking the show answer button or on option itself. The Correct answer will be displayed below. You can share any question with your friends on whatsapp by tapping whatsapp button.
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Q) For a cell to divide, it is essential that its DNA is replicated so that each daughter cell gets an identical DNA. This replication occurs during
(A) telophase
(B) metaphase
(C) prophase
(D) interphase
Correct Answer - Option
(A)
No Explanation found. Add Explanation and get +2 points.
Q) Freshly passed urine has hardly any smell but when it is allowed to stand, it develops a strong ammoniacal odour owing to
(A) conversion of urea to ammonia via urea cycle
(B) conversion of urea to ammonia by bacteria
(C) conversion of uric acid, urea and creatinine to ammonia
(D) conversion of uric acid and urea to ammonia
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
Q) Animal charcoal is obtained by
(A) burning the flesh of animals
(B) burning the bones of animals in contact with air
(C) the destructive distillation of bones
(D) burning the bones of animals out of contact with air
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
Q) While cooking food, the compounds lost to the maximum extent are
(A) proteins
(B) fats
(C) vitamins
(D) carbohydrates
Correct Answer - Option
(C)
No Explanation found. Add Explanation and get +2 points.
Q) How many bones are there in a newly born infant?
(A) 206
(B) 280
(C) 300
(D) 230
Correct Answer - Option
(C)
No Explanation found. Add Explanation and get +2 points.
Q) Which one of the following is a macro - nutrient ?
(A) Sodium
(B) Copper
(C) Zinc
(D) Calcium
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
Q) Which one of the following is one of the Herbivores ?
(A) Frogs
(B) Snails
(C) Green Algae
(D) Insects
Correct Answer - Option
(B)
No Explanation found. Add Explanation and get +2 points.
Q) Which one of the following constitute the fourth Trophic level of the food chain ?
(A) Autotrophs
(B) Carnivores
(C) Herbivores
(D) Omnivores
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
Q) Internal ear is filled with
(A) lymph
(B) endolymph
(C) perilymph
(D) both (a ) and ( b)
Correct Answer - Option
(D)
No Explanation found. Add Explanation and get +2 points.
Q) Pepsin requires acidic medium for its optimal enzymatic activity. The cells of the gastric glands that secrete HCl are:
(A) 2, 4
(B) 3, 4
(C) 2, 3
(D) 1, 2
Correct Answer - Option
(C)
No Explanation found. Add Explanation and get +2 points.
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