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Select the correct option for Human Chor...

Select the correct option for Human Chorionic Gonadotropin (HCG) released during embryonic development in humans.
(i) Helps in maintenance of pregnancy
(ii) Leads to rupture of Graafian follicle.
(iii) Cause strong uterine contraction during childbirth.
(iv) Brings metabolic changes in the mother.

A

(i) and (ii)

B

(i) and (iv)

C

(ii) and (iii)

D

(ii) and (iv)

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XII BOARDS PREVIOUS YEAR-QUESTION PAPER 2022 TERM 1 SET 1-SECTION-B
  1. Assertion (A): The inner cell mass of blastocyst gets attached to the ...

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  2. Assertion (A): There is expression of only one gene of the parental ch...

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  3. Select the correct option for Human Chorionic Gonadotropin (HCG) relea...

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  4. Residual persistent nucellus in black pepper is known as

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  5. Amongst the insects the dominant biotic pollinating agents are -

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  6. The source of gonadotropin LH and its corresponding function is

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  7. A specialized procedure to form an embryo in the laboratory in which s...

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  8. Listed below are all reproductive tract infections except

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  9. A genetic mechanism which prevents inbreeding depression in majority o...

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  10. In Pisum sativum the flower colour may be Violet (V) or White (v) . Wh...

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  11. Which one of the gene pair is expected to give a ratio of 1:1:1:1 in t...

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  12. The progency of a cross between two snap-dragon plants , heterozygous ...

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  13. Study the given pedigree of a family and select the trait that shows t...

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  14. A child with blood Group A has father with blood group B and mother wi...

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  15. In a dihybrid Mendelian cross , garden pea plants heterozygous for vio...

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  16. A region of coding strand of DNA has the following nucleotide sequence...

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  17. A DNA molecule is 160 base pairs long. It has 20% adenine. How many cy...

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  18. A template strand in a bacterial DNA has the following base sequence :...

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  19. Colour-blindness is a sex linked recessive trait in humans. A man with...

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  20. tRNA has an that has bases complementary to the codon. Its actual stru...

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