Question
For two statements are given-one labelled Assertion and the other labelled Reason. Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.
  1. Both assertion and reason are true, and reason is the correct explanation of assertion.
  2. Both assertion and reason are true, but reason is not the correct explanation of assertion.
  3. Assertion is true, but reason is false.
  4. Both assertion and reason are false.
Assertion: Rhythm contraceptive method can be beneficial to the couple facing fertility problem.
Reason: Rhythm method is based on the ICSI technique.

Answer

  1. Both assertion and reason are false.

Explanation:

Rhythm method is a natural method of birth control in which the couples avoid or abstain from coitus (intercourse) from the day 10 to 17 of the menstrual cycle as ovulation occurs during this period. It is also known as periodic abstinence.

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For two statements are given-one labelled Assertion and the other labelled Reason. Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.
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Assertion: Type I restriction endonucleases are not used in recombinant DNA technology.
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Assertion: Mammary gland is a modified sweat gland.
Reason: Mammary gland is functional in both male and female.
Assertion (A): Ormeloxifene, also known as centchroman, is used as a nonsteroidal oral contraceptive.
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Assertion: Helobial endosperm is found in monocots.
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Assertion :Mucous membrane immobilises the micro-organisms in the body

Reason: Microorganisms and dust particles entering the respiratory tract are trapped in the mucus.

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Reason: tRNA recognizes codon sequence of mRNA during translation.
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Assertion: Immunoglobutin functions as antibody.
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