हिंदी

Assertion: Testes and ovaries are primary sex organs. Reason: Facial hair, development of chest, deepening of voice and secondary sexual organs in female. - Biology (Theory)

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प्रश्न

Assertion: Testes and ovaries are primary sex organs. 

Reason: Facial hair, development of chest, deepening of voice and secondary sexual organs in female.

विकल्प

  • Both assertion and reason are true, and reason is the correct explanation of assertion.

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

  • Assertion is true but reason is false.

  • Both assertion and reason are false.

MCQ
अभिकथन और तर्क
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उत्तर

Assertion is true but reason is false.

Explanation:

Testes and ovaries are called primary sex organs as they produce gametes and secrete sex hormones. Secondary sexual characteristics like facial hair and voice changes are effects of these hormones but do not define the primary sex organs.

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अध्याय 3: Human Reproduction - BOARD EXAMINATION QUESTIONS [पृष्ठ ११५]

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नूतन Biology [English] Class 12 ISC
अध्याय 3 Human Reproduction
BOARD EXAMINATION QUESTIONS | Q 18. | पृष्ठ ११५
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