MCQ
Mycorrhiza is an example of:
- AParasitism
- BSaprophytism
- CThyroxine
- DSymbiosis
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$A.$ Pelvic inflammatory disease $(PID)$
$B.$ Still births
$C.$ Infertility or even cancer of reproductive tract
$D.$ Ectopic pregnancies
| Vector DNA | Foreign DNA | |
| A | 1 & 5 | 5 &1 |
| B | 2 & 4 | 4 &2 |
| C | 2 & 5 | 5 & 2 |
| D | 3 & 4 | 4 & 3 |

$i$. Birth control pills are likely to cause cardiovascular problem
$ii$. A woman who substitutes or takes the place of the real mother to nurse to embryo is called surrogate mother
$iii$. Numerous children have been produced by in vitro fertilisation but with some abnormalities
$iv$. Woman plays a key role in the continuity of the family and human species
$v$. Foetal sex determination test should not be banned