MCQ
Pure line breeds refer to:
- AHomozygosity and independent assortment
- ✓Homozygosity only
- CHeterozygosity
- DHeterozygosity and linkage
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Statement $I$: The presence or absence of hymen is not a reliable indicator of virginity.
Statement $II$: The hymen is torn during the first coitus only.
In the light of the above statements, choose the correct answer from the options given below :
|
S.No
|
Column $I$
|
S.No
|
Column $II$
|
| $A.$ |
$\text{UV}$
|
$(i)$ |
Biomagnificatron
|
| $B.$ |
Biodegradable Organic matter
|
$(ii)$ |
Eutrophication
|
| $C.$ |
$\text{DDT}$
|
$(iii)$ |
Snow blindness
|
| $D.$ |
Phosphates
|
$(iv)$ |
$\text{BOD}$
|
Reason : It also has high blood supply and erectile tissue.