Biology GK Questions - Biology General Knowledge questions for Competitive Exams

Biology related General Knowledge questions and answers

41. Which one of the following parts of the pitcher plant becomes modified into a pitcher?  

A.  Stem
B.  leaf
C.  stipule
D.  petiole

42. In which one of the following animals is respiration done by skin?  

A.  Flying fish
B.  Sea horse
C.  Frog
D.  Chameleon

43. Which one of the following bacteria helps in improving the soil fertility?  

A.  Clostridium
B.  Rhizobium
C.  Salmonella
D.  Staphylococcus

44. Which chamber of human heart pumps fully oxygenated blood to aorta and hence to the body?  

A.  Right Auricle
B.  Left Auricle
C.  Right Ventricle
D.  Left Ventricle

45. Which one of the following is a vitamin?  

A.  Citric acid
B.  Folic acid
C.  Glutamic acid
D.  Linoleic acid

46. Which one of the following is responsible for converting milk into curd?  

A.  Fungi
B.  Bacteria
C.  Virus
D.  None of these

47. In which one of the following animals is skin a respiratory organ?  

A. Cockroach
B. Frog
C. shark
D. Whale

48. A typical human ribcage consists of how many ribs?  

A.  12
B.  14
C.  16
D.  24

49. What is the pH level of blood of a normal person?  

A.  4.0 – 4.5
B.  6.45 – 65.5
C.  7.35 – 7.45
D.  8.25 – 8.35

50. Which of the following disease is not a caused by viruses?  

A.  Cholera
B.  Chickenpox
C.  Hepatitis
D.  Measles