Oral contraceptive hills help in control by (a0 killing sperms (b) killing ova (c ) preventign ovulation (d) forming barrier etween sperms and ova

Choose the correct answer from the choices given under each bit./ Give the answer in one word only. forming barrier between sperms and ova

The oral contraceptives developed by CDRI has lesser side effects because it (a) contains a non - steroidal preparation (b) contains both estrogen and progesterone (c) inhibits ovulation and implantation (d) has to be taken for a period of 21 days

Diaphragms, cervical caps and vaults prevent conception by (a) increasing phagocytosis of sperm within uterus (b) suppressing sperm motility (c) inhibiting ovulation and implantation (d) blocking the entry of sperm through the cervix

Given below are four methods and their modes of action in achieving contraception. Match the following. a) Pill - Prevents sperm reaching cervix b) Condom - Prevents implantation c) Vasectomy - Prevents ovulation d) Copper T - Semen contain no sperm.

Which part of the human body : (a) produces sperms ? (b) produces ova? (c) passes sperms from a man to a woman ?

Monozygotic twins develops from (a) Different zygotes (b) Different ova (c) Different sperms (d) Same zygote

An abnormal human baby with 'XXX' sex chromosomes was born due to a) Formation of abnormal sperms in the father b) Formation of abnormal ova in the mother c) Fusion of two ova and one sperm d) Fusion of two sperms and one ovum

Measures which are useful for prevention and control of alcohol and drugs abuse among adolescents (a) Avoid undue peer pressure (b) Eduction and counselling ( c ) Seeking help form parents and peers (d) Looking for danger sings (e ) Seeking professional and medical help