State True/False with explanation

$(a)$ Abortions could happen spontaneously too. (True/False)

$(b)$ Infertility is defined as the inability to produce a viable offspring and is always due to abnormalities/defects in the female partner. (True/False)

$(c)$ Complete lactation could help as a natural method of contraception. (True/False)

$(d)$ Creating awareness about sex related aspects is an effective method to improve reproductive health of the people. (True/False)

Consider the statements given below regardingcontraception and answer as directed there after

$(1)$ medical termination of pregnancy $(MTP)$ during first trimester is generally safe

$(2)$ generally chances of conception are nil until mother breast feeds the infant upto two years

$(3)$ intrauterine devices like copper $T$ are effective contraceptives

$(4)$ contraception pills may be taken upto one week after coitus to prevent conception.

Which two of the above statements are correct?

What is the purpose of contraceptive pills?

$I$. They inhibit ovulation and implantation

$II$. They alter the quality of cervical mucous to prevent or retard the entry of sperms

$III$. They prevent the ejaculated semen from entering the female vagina

$IV$. They inhibit spermatogenesis

Explain the Word Difference :  Termination of pregnancy / abortion  and contraception

Use of which of the following contraceptive device has increased in recent years due to its additional benefit of protecting the user from contracting $STDs$ and $AIDS$?

Correct the following statements:

$(a)$ Surgical methods of contraception prevent gamete formation.

$(b)$ All sexually transmitted diseases are completely curable.

$(c)$ Oral pills are very popular contraceptives among the rural women.

$(d)$ In $\mathrm{E. T.}$ techniques, embryos are always transferred into the uterus.