General Science - Biology MCQs

41. Which of these words refers to the scientific study of domestic dogs?

[A] Cynology
[B] Carpology
[C] Craniology
[D] Chrematistics

42. Which amongst the following is the largest mammal?

[A] Dinosaur
[B] Rhinoceros
[C] Whale
[D] Elephant

43. Damping off of seedlings is caused by _____:

[A] Albugo Candida
[B] Peronospola parasitica
[C] Pythium debaryanum
[D] Phytophthora infestans

44. Which among the following carries impure blood to human heart?

[A] Pulmonary arteries
[B] Pulmonary vein
[C] Vena Cava
[D] Aorta

45. Which of the following is not an insectivorous plant?

[A] Nepenthes
[B] Drosera
[C] Utricularia
[D] Cuscuta

46. The parts of human body affected by Pyria are _____:

[A] Small intestine
[B] Eyes
[C] Teeth and gums
[D] Large intestine

47. The highest concentration of urea is found in _____:

[A] Hepatic portal vein
[B] Dorsal aorta
[C] Hepatic vein
[D] Renal vein

48. Cellulose is an example of which kind of nutrient?

[A] Carbohydrate
[B] Vitamin
[C] Protein
[D] Fat

49. If xylem and phloem are arranged in the same radius, such a vascular bundle is called ____:

[A] Collateral
[B] Bicollateral
[C] Concentric
[D] Radial

50. The plants which grow well, only in light are known as ______:

[A] Sciophilous
[B] Epiphytes
[C] Heliophytes
[D] Xerophytes