हिंदी

Assertion (A): Copper-T is a contraceptive device in human females. Reason (R): Copper-T blocks fertilisation of egg in the fallopian tubes.

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प्रश्न

Assertion (A): Copper-T is a contraceptive device in human females.

Reason (R): Copper-T blocks fertilisation of egg in the fallopian tubes.

विकल्प

  • Both assertion (A) and reason (R) are true, and reason is the correct explanation of assertion.

  • Both assertion (A) and reason (R) are true, but reason is not the correct explanation of assertion.

  • Assertion (A) is true but reason (R) is false.

  • Both assertion (A) and reason (R) are false.

MCQ
अभिकथन और तर्क
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उत्तर

Assertion (A) is true but reason (R) is false.

Explanation:

Copper-T is an intrauterine contraceptive device used by females. It releases copper ions that reduce sperm motility and makes the uterus unsuitable for implantation; it does not work by blocking fertilisation in the fallopian tubes.

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अध्याय 4: Reproductive Health-Problems and Strategies - EXERCISES [पृष्ठ २०२]

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सरिता अग्रवाल Biology [English] Class 12 ISC
अध्याय 4 Reproductive Health-Problems and Strategies
EXERCISES | Q VI. 6. | पृष्ठ २०२
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