Solved papers for SSC NCERT - Solved Paper-6

done NCERT - Solved Paper-6

  • question_answer1)

    Consider the following:
    1. Bats
    2. Bears
    3. Rodents
    The phenomenon of hibernation can be observed in which of the above kinds of animals?

    A) 1 and 2

    B) 2

    C) I, 2 and 3

    D) Hibernation cannot be observed in any of the above

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  • question_answer2) When one gene controls two or, more different characters simultaneously, the phenomenon is called

    A) Apomixis

    B) Pleiotropy

    C) Polyploidy

    D) Polyteny

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  • question_answer3) Match List-I (Scientists) with List-II (Achievements) and select the correct answer:

    List-I List-II
    A Areber and Smith 1 Developed transgenic plants with Agrobacterium T-DNA
    B Feldman 2 Discovered endonucleases
    C Mullis 3 Discovered reverse transcriptase
    D Termin and Baltimore 4 Discovered polymerase chain reaction
    Codes:

    A) A-2, B-1, C-4, D-3

    B) A-1, B-2, C-4, D-3

    C) A-2, B-1, C-3, D-4

    D) A-1, B-2, C-3, D-4

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  • question_answer4) Match List-I with List-II and select the correct answer using file codes given below the Lists:

    List-I (Achievement in genetics) List-II
    A Discovery of transduction and conjugation in bacteria 1 Khurana
    B Establishing sex-linked inheritance 2 Komberg
    C Isolation of DNA Polymerase from E. Coli 3 Morgan
    D Establishing the complete genetic code 4 Ochoa
    Codes:

    A) A-4, B-3, C-2, D-1

    B) A-3, B-4, C-1, D-2

    C) A-4, B-3, C-1, D-2

    D) A-3, B-4, C-2, D-1

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  • question_answer5) 'Metastasis' is the process by which

    A) cells divide rapidly under the influence of drugs

    B) cancer cells spread through the blood or lymphatic system to other sites of organs

    C) the chromosomes in cell nuclei are attached to the spindle before moving to the anaphase poles

    D) cancer cells are successfully inhibited to divide any further

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  • question_answer6) Which of the following features of DNA makes it uniquely suited to store and transmit genetic information from generation to generation?

    A) Complementary of the two strands

    B) Double helix

    C) Number of base-pairs per turn

    D) Sugar-phosphate backbone

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  • question_answer7) The cellular and molecular control of programmed cell death is known as

    A) Apoptosis

    B) Ageing

    C) Degeneration

    D) Necrosis

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  • question_answer8) Match List-I with List-II and select the correct answer using the codes given below the lists:

    List-I List-II
    A Theory of Mutation 1 Beadle and Tatum
    B Theory of Evolution 2 Jacob and Monod
    C One gene one enzyme hypothesis 3 Darwin
    D Operon concept 4 De Vries
    Codes:

    A) A-3, B-4, C-1, D-2

    B) A-4, B-3, C-1, D-2

    C) A-4, B-3, C-2, D-1

    D) A-3, B-4, C-2, D-1

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  • question_answer9) In the context of genetic disorders, consider the following: A woman suffers from colour blindness while her husband does not suffer from it. They have a son and a daughter. In this context, which one of the following statements is most probably correct?

    A) Both children suffer from colour blindness.

    B) Daughter suffers from colour blindness while son does not suffer from it.

    C) Both children do not suffer from colour blindness.

    D) Son suffers from colour blindness while daughter does not.

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  • question_answer10) Match List-I (Diseases) with List-II (Types of disease) and select the correct answer using the codes given below the lists:

    List-I List-II
    A Haemophilia 1 Deficiency disease
    B Diabetes 2 Genetic disease
    C Rickets 3 Hormonal disorder
    D Ringworm 4 Fungal infection
    Codes:

    A) A-2, B-3, C-4, D-1

    B) A-2, B-3, C-1, D-4

    C) A-3, B-2, C-1, D-4

    D) A-3, B-2, C-4, D-1

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  • question_answer11) Which one of the following genetical disease is sex-linked?

    A) Royal haemophilia

    B) Tay-Sachs disease

    C) Cystic fibrosis

    D) Hypertension

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  • question_answer12) Haemophilia is a genetic disorder which leads to

    A) Decrease in haemoglobin level

    B) Rheumatic heart disease

    C) Decrease in haemoglobin

    D) non-clotting of blood

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  • question_answer13) Which of the following is used in Genetic Engineering?

    A) Plastid

    B) Plasmid

    C) Mitochondria

    D) Ribosome

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  • question_answer14) Sexual reproduction causes genetic variation because of

    A) Blending of genes

    B) Chromosomal changes

    C) Shuffling of genes

    D) all of the above

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  • question_answer15) Which of the following is the first living cloned genetic engineered organism by human:

    A) Dolly

    B) Herman bull

    C) Bony

    D) Super bug

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  • question_answer16) Which one was the first successful cloned animal?

    A) Sheep

    B) Gibbon

    C) Rabbit

    D) None of the above

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  • question_answer17) Scientists of N.D.R.L, Kamal (Haryana) developed the second clone of which on the following animals?

    A) Sheep

    B) Buffalo

    C) Cow

    D) Goat

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  • question_answer18) Garima II is the name of a

    A) Cloned buffalo

    B) Cloned cow

    C) Cloned sheep

    D) Bt tomato

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NCERT - Solved Paper-6
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