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General Knowledge :: Biology

  1. The genotype of a plant showing a dominant phenotype can be determined by

  2. A.

     Backcross

    B.

     Dihybrid cross

    C.

     Testcross

    D.

     Pedigree analysis

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  3. Which of the following is not true about colour blindness?

  4. A.

     Colour blind people learn to rely on shapes, patterns, and positions of signs and signals

    B.

     Red-green colour blindness is the most common type of colour blindness

    C.

     A colour blind person cannot see any colours

    D.

     For some people, it might be difficult to recognize colours of traffic lights and signs

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  5. Stem Cell Therapy (SCT) is not useful for the treatment of which one of the following ailments?

  6. A.

     Kidney failure

    B.

     Cancer

    C.

     Brain injury

    D.

     Vision impairment

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  7. Which part of human eye controls the amount of light entering the eye?

  8. A.

     Pupil

    B.

     Iris

    C.

     Cornea

    D.

     Retina

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  9. What is the distance of distinct vision (DDV) of a normal human eye?

  10. A.

     15 cm

    B.

     25 cm

    C.

     30 cm

    D.

     40 cm

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  11. The outer white part of the eye which is supporting wall of the eyeball is known as

  12. A.

     Cornea

    B.

     Sclera

    C.

     Iris

    D.

     Retina

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  13. Human eye can differentiate between colours due to

  14. A.

     Rods

    B.

     Cones

    C.

     Bipolar nerves

    D.

     Pigmented epithelium

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  15. The outer membrane that covers the brain is

  16. A.

     Myelin sheath

    B.

     Dura mater

    C.

     Arachnoid membrane

    D.

     Pia mater

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  17. The innermost membrane that covers the brain is

  18. A.

     Pleura

    B.

     Duramater

    C.

     Pia mater

    D.

     Arachnoid membrane

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  19. Which systems comprise the nervous system?

  20. A.

     Central nervous system

    B.

     Peripheral nervous system

    C.

     Both A & B

    D.

     None of the above

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