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A : Middle piece of sperm is called ...

A : Middle piece of sperm is called powerhouse
R : It contains mitochondria

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion then mark (1)

B

If both Assertion & Reason are true but the reason is not the correct explanation of the assertion then mark (2)

C

If Assertion is true statement but Reason is false then mark (3)

D

If both Assertion and Reason are false statement then Mark (4)

Text Solution

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The correct Answer is:
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AAKASH INSTITUTE ENGLISH-HUMAN REPRODUCTION-Assignment ( Section - D ) (Assertion - Reason Type Question ) (In the following question a statement of assertion (A) is followed by a statement of reason (R )
  1. A : Failure of testes to descend into the scrotum causes steri...

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  2. A : Middle piece of sperm is called powerhouse R : It contain...

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  3. A : Vaginal orifice is partially covered by a membrane called the...

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  4. A : The male urethra is longer than the female urethra R : I...

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  5. A : In human ovum is alecithal type. R : is is almost free of y...

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  6. A : Oxytocin acts on the uterine muscles and cause stronger uter...

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  7. [A] : In morula stage, cells divide without any increase in size. [R...

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  8. A : In frog gray cresent is formed during fertilization R : I...

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  9. A : If fertilization occurs the corpus luteum is rescued from r...

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  10. A : if both the ovaries are removed after the first trimester o...

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  11. A : placenta is connected to the embryo through an umbilical cor...

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  12. A : All copulations do not lead to fertilisation and pregnancy ....

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  13. A : Lack of menstruation may be indicative of pregnancy R : ...

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  14. A : LH acts on Sertolic cells for release of certain factors re...

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  15. A : The first sign of growing foetus may be noticed by listeni...

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  16. A: Leyding 's cells synthesise and secrete festicular hormones ca...

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  17. A : In spermatogenesis the first haploid forms are spermatids. R...

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  18. A : Presence or absence of hymen is not a reliable inducator of v...

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  19. A : After menopause the levels of blood gonadotropins will rise ...

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  20. A : The secretions of male accessory glands constitute the semi...

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