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Principles of Inheritance and Variation — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYPrinciples of Inheritance and Variation1 Mark
Question
For question 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: Hybrids are generally superior than their parents.
Reason: All the dominant traits are present in the hybrid.
✓

Answer

  1. Assertion is true but reason is false.

Explanation:

Since, in hybrids probability of dominant traits to come together increases. They are generally better than parents but this is not always true and not all dominant traits come in all the hybrids.

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