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Assertion :- Parthenogenesis is a kind ...

Assertion :- Parthenogenesis is a kind or variation of sexual reproduction .
Reason :- In parthenogenesis , a young one develops from ovum but without fertilization

A

If both Assertion and Reason are true and the Reason is a correct explanation of the Assertion .

B

If both Assertion and Reason are true but Reason is not correct explanation of the Assertion .

C

If Assertion is false but the Reason is true.

D

If Both Assertion and Reason Are false

Text Solution

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The correct Answer is:
a
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Knowledge Check

  • Assertion : Parthenogenesis does not play any role in organic evolution. Reason : In parthenogenesis females develop into new organisms without fertilisation.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false.
    D
    If both assertion and reason are false.

  • Parthenogenesis is development of new individual from

    A
    A single gamete without fertilization
    B
    Fertilization of female gamete with female gamete
    C
    Fertilization of male gamete with male gamete
    D
    Vegetative structure.

  • Assertion: Isogamy is a primitive type of sexual reproduction. Reason: The gametes are of diferent sizes.

    A
    If both the assertion and the reason are true and the reason is a correct explanation of the assertion
    B
    If both assertion and reason are true but the reason is not a correct explanation of the assertion
    C
    If the assertion is true but the reason is false
    D
    If both the assertion and reason are false
    • PRADEEP-HUMAN REPRODUCTION -ASSERTION REASON TYPE QUESTIONS
    1. Assertion :- Parthenogenesis is a kind or variation of sexual repr...

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    2. [A] : Spermatogenesis occurs in the seminiferous tubules of the testes...

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    3. Statememt 1 : In a Graafian follicle, the primary cell, the and the f...

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    4. Assertion :- Testes originate in the abdomen but but later descen...

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    5. Assertion :- Testes are located in the scrotum outside the coelo...

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    6. Assertion :- Infection of urethra is more common in the males th...

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    7. Assertion :- Cervix contains the largest and the most powerful sph...

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    8. Assertion :- Ovum retains most of the contents of the primary ooc...

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    9. Assertion :- A woman passes out hCG in the urine during pregnancy...

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    10. Assertion :- Failure of testes to descend into the scrotum sterili...

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    11. Assertion : In humans, the gamete contributed by the male determines w...

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    12. A : in morula stage the cells divide without any increase in siz...

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    13. Assertion :- the third cleavage in frog is latitudinal(horizontal )...

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    14. Assertion :- Sperm entry causes a rearrangement of materials in t...

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    15. Assertion :- Placenta is connected to the foetus by an umbilical...

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    16. Assertion :- A sperm sticks to an egg for fertillization . Reas...

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    17. Assertion :- Human body is pigment less at the time birth . Rea...

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    18. Assertion :- All members of bee society are diploid except the dr...

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    19. Assertion:Holoblastic cleavage with almost equal sized blastomeres is ...

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    20. Assertion Only a single functional female gamete is formed from each p...

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