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NEET Zoology MCQs: Class-XI and Class-XII



NEET Zoology MCQs: Class-XI and Class-XII

Polyblend, a fine powder of recycled modified plastic, has proved to be a good material for:

[class-xii ]

  • making tubes and pipes
  • construction of roads
  • use as a fertilizer
  • making plastic sacks
    • Correct Option: B  [ construction of roads ]

    Remark:

Which of the following sexually transmitted diseases is not completely curable?

[class-xii ]

  • Chlamydiasis
  • Genital herpes
  • Genital warts
  • Gonorrhoea
    • Correct Option: B  [ Genital herpes ]

    Remark:

The lactose present in the growth medium of bacteria is transported to the cell by the action of:

[class-xii ]

  • Acetylase
  • Beta-galactosidase
  • Polymerase
  • Permease
    • Correct Option: D  [ Permease ]

    Remark: Explanation: NCERT Page No.101, (Topic-5.8.1 The Lac operon)

Match List I with List II:

List-I List-II
(A)Typhoid (I)Fungus
(B)Leishmaniasis (II)Nematode
(C)Ringworm (III)Protozoa
(D)Filariasis (IV)Bacteria
Choose the correct answer from the options given below:

[class-xii ]

  • A-IV, B-III, C-I, D-II
  • A-I, B-III, C-II, D-IV
  • A-I, B-III, C-II, D-IV
  • A-III, B-I, C-IV, D-II
    • Correct Option: A  [ A-IV, B-III, C-I, D-II ]

    Remark:

In both sexes of cockroach, a pair of jointed filamentous structures called anal cerci are present on:

[class-xi ]

  • 10th segment
  • 5th segment
  • 11th segment
  • 8th and 9th segment
    • Correct Option: A  [ 10th segment ]

    Remark:

Match List I with List II:

List-I List-II
(A)Pons (I)Provides additional space for Neurons, regulates posture and balance.
(B)Hypothalamus (II)Controls respiration and gastric secretions.
(C)Medulla (III)Connects different regions of the brain.
(D)Cerebellum (IV)Neuro secretory cells
Choose the correct answer from the options given below:

[class-xi ]

  • A-III, B-IV, C-II, D-I
  • A-II, B-III, C-I, D-IV
  • A-II, B-I, C-III, D-IV
  • A-I, B-III, C-II, D-IV
    • Correct Option: A  [ A-III, B-IV, C-II, D-I ]

    Remark:

Which of the following is not a steroid hormone?

[class-xi ]

  • Testosterone
  • Cortisol
  • Glucagon
  • Progesterone
    • Correct Option: C  [ Glucagon ]

    Remark:

The flippers of the Penguins and Dolphins are the example of the:

[class-xii ]

  • Natural selection
  • Adaptive radiation
  • Divergent evolution
  • Convergent evolution
    • Correct Option: D  [ Convergent evolution ]

    Remark: EVOLUTION-NCERT Book Page no:131

Match List I with List II:

List-I List-II
(A)Expiratory capacity (I)Expiratory reserve volume + Tidal volume + Inspiratory reserve volume
(B)Functional residual capacity (II)Tidal volume + Expiratory reserve volume
(C)Vital capacity (III)Tidal volume + Inspiratory reserve volume
(D)Inspiratory capacity (IV)Expiratory reserve volume + Residual volume
Choose the correct answer from the options given below:

[class-xi ]

  • A-III, B-II, C-IV, D-I
  • A-II, B-IV, C-I, D-III
  • A-I, B-III, C-II, D-IV
  • A-II, B-I, C-IV, D-III
    • Correct Option: B  [ A-II, B-IV, C-I, D-III ]

    Remark:

Following are the stages of pathway for conduction of an action potential through the heart:

A. AV bundle
B. Purkinje fibres
C. AV node
D. Bundle branches
E. SA node

Choose the correct sequence of pathway from the options given below:

[class-xi ]

  • A-E-C-B-D
  • E-C-A-D-B
  • E-A-D-B-C
  • B-D-E-C-A
    • Correct Option: B  [ E-C-A-D-B ]

    Remark:
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