Biology MCQs Online Quiz Test 21

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Biology F.Sc Important MCQs With Answers

Q.1: An insulin molecule consists of —– polypeptide chains?

  1. 1
  2. 2
  3. 3
  4. 4

B

Q.2: The windpipe or trachea lies?

  1. Dorsal to oesophagus
  2. Ventral to oesophagus
  3. Lateral to oesophagus
  4. None of these

D

Q.3: A bond formed by linkage between -OH of carboxyl group of one amino acid and H of amino group of another amino acid which releases water is called—–?

  1. Phosphodiester linkage
  2. Glycosidic bond
  3. Peptide bond
  4. Hydrogen bond

C

Q.4: Total number of amino acids in a hemoglobin molecule are—–?

  1. 554
  2. 564
  3. 574
  4. 584

C

Q.5: Which structure of protein gives information aboutnumber and sequence of amino acids in it——–?

  1. Primary structure
  2. Secondary structure
  3. Tertiary structure
  4. Quaternary structure

A

Q.6: Locomotory structures are not found in which of the following group?

  1. Amoebas
  2. Zooflagellates
  3. Ciliates
  4. Apicomplexans

D

Q.7: Hemoglobin molecule exhibits which structural organization of proteins——?

  1. Primary structure
  2. Secondary structure
  3. Tertiary structure
  4. Quaternary structure

D

Q.8: Which of the following is largest part of brain?

  1. Cerebrum
  2. Cerebellum
  3. Medulla oblongata
  4. Thalamus

A

Q.9: Which of the following is second largest part of the brain——–?

  1. Cerebrum
  2. Cerebellum
  3. Thalamus
  4. Hypothalamus

B

Q.10: Intelligence is under the control of——?

  1. Cerebrum
  2. Cerebellum
  3. Thalamus
  4. Hypothalamus

A