GENERAL KNOWLEDGE | QUIZ | BIOLOGY | 9 |QUESTIONS BASED ON BIOLOGY

DIRECTIONS : Questions based on Biology.

41.     Which one of the following is responsible for converting milk into curd?
      A.  Fungi
      B.  Bacteria
      C.  Virus
      D.  None of these
 Ans: B.

42.     In which one of the following animals is skin a respiratory organ?
      A. Cockroach
      B. Frog
      C. shark
      D. Whale
 Ans: B.

43.     A typical human ribcage consists of how many ribs?
      A.  12
      B.  14
      C.  16
      D.  24
 Ans: D.

44.     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
 Ans: C.

45.     Which of the following disease is not a caused by viruses?
      A.  Cholera
      B.  Chickenpox
      C.  Hepatitis
      D.  Measles
Ans: A.