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Assertion : Cattle breeds can be improved by super ovulation and embryo transplantation.
Reason : Superovulation in high milk-yielding cows is induced by hormonal injection
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
If the Assertion is correct but Reason is incorrect.
If both the Assertion and Reason are incorrect.
Solution
Superovulation is done by hormone injection. During artificial insemination, $4-10$ embryos are transplanted into carrier cows. The seven days old embryos can be preserved at a temperature of $-\,196\,^oC$ for several years. The assertion & reason are true and the reason is the correct explanation for the assertion.
Similar Questions
Match the following columns.
| Column $- I$ | Column $- II$ |
| $(a)$ Apiculture | $(1)$ Honeybee |
| $(b)$ Pisciculture | $(2)$ Fish |
| $(c)$ Green revolution | $(3)$ Agriculture |
| $(d)$ White revolution | $(4)$ Milk |
