Biology MCQs

1. Nephron is the basic structural and functional unit of which among the following organs?
[A] Nervous System
[B] Liver
[C] Pancreas
[D] Kidney

Show Answer

2. Which among the following is not present in pure sugar ?
[A] Carbon
[B] Hydrogen
[C] Nitrogen
[D] Oxygen

Show Answer

3. “Minimata Disease ” is a severe neurological syndrome caused by eating fish and discovered in Japan. What was factor behind this disease?
[A] Arsenic Poisoning
[B] Mercury Poisoning
[C] Lead Poisoning
[D] Cadmium Poisoning

Show Answer

4. Which among the following causes Hydrophobia?
[A] Virus
[B] Bacteria
[C] Protozoan
[D] worm

Show Answer

5. Which of the following Vitamin is required for Normal Blood Circulation ?
[A] Vitamin A
[B] Vitamin K
[C] Vitamin D
[D] Vitamin E

Show Answer

6. The Indian Pipe Plant or Monotrapa can be best placed in which among the following groups?
[A] Parasite
[B] Saprophyte
[C] Insectivorous
[D] Lithophyte

Show Answer

7. Which of the following statements is NOT true regarding the Vitamin C?
[A] Only Vitamin C is to be taken externally, all others are produced in the human body.
[B] Vitamin C is the only vitamin which is also a hormone.
[C] Scurvy is caused by the deficiency of Vitamin C
[D] Vitamin C is a water-soluble vitamin.

Show Answer

8. In human body, where do you find the Cone cells and Rod cells?
[A] Retina of the eye
[B] Gallbladder
[C] Esophagus
[D] Villi in the small intestine

Show Answer

9. Which hormones does pancreas secret?
[A] Testosterone
[B] Progesterone
[C] Prolactin
[D] Glucagon and insulin

Show Answer

10. Which of the following is the largest cell in mammalian blood?
[A] Erythrocytes
[B] Monocytes
[C] Lymphocytes
[D] Basophils

Show Answer