Biology MCQs

31. Which of the following conveys the longest-lasting immunity to an infectious agent?
[A] Active immunity
[B] Passive immunity
[C] Both 1 and 2
[D] None of the above

Show Answer

32. Which gland is also known as the “third eye”?
[A] Adrenal glands
[B] Gonads
[C] Pineal gland
[D] None of these

Show Answer

33. Which of the following is the place of development of the embryo?
[A] Uterus
[B] Fallopian tubes
[C] A pair of ovaries
[D] Vagina

Show Answer

34. The male accessory glands generate fluid that nourishes the sperm called __
[A] semen
[B] seminal plasma
[C] spermatogonia
[D] testosterone

Show Answer

35. The earliest recorded pandemic – the Black Death was speculated to be __
[A] Plague
[B] Rabies
[C] Leprosy
[D] None of the above

Show Answer

36. Who was the father of the green revolution?
[A] Verghese Kurien
[B] Herbert Boyer
[C] Har Gobind Korana
[D] Norman Borlaug

Show Answer

37. The right pulmonary artery is _____:
[A] Longer than the left
[B] Shorter than the left
[C] Wider than the left
[D] Of same size as the left

Show Answer

38. Which of the following brings back deoxygenated blood from different parts of human body to heart?
[A] Veins
[B] Arteries
[C] Nerves
[D] Lungs

Show Answer

39. The edible part of an onion is ____:
[A] Fleshy leaves
[B] Aerial stem
[C] Modified root
[D] Aerial flower

Show Answer

40. BCG is vaccine meant for protection against which of the following diseases?
[A] Tuberculosis
[B] Mumps
[C] Tetanus
[D] Leprosy

Show Answer