MCQ
Contraceptive Saheli :
- AIs an IUD
- BIncreases the concentration of estrogen and prevents ovulation in females
- ✓Blocks estrogen receptors in the uterus, preventing eggs from getting implanted
- DIs a Post-coital Contraceptive
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$I$. It is a transgenic variety of rice
$II$. It contains a goods quality of $\beta$-carotene (provitamin-A)
$III$. $\beta$-carotene is a principal source of vitamin- $A$
$IV$. The grains of the rice are yellow in colour due to $\beta$-carotene. The rice is commonly called golden rice
Which of the statements given above are correct?