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Question
Name any two Cu-ions releasing IUDs.
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Solution
Two Cu based IUDs which release Cu− ions are Cu-7 and Cu-T.
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Short answer question.
Write a note on IVF.
Identify the IUD in the given diagram.

In which technique of ART is a single sperm injected directly into the cytoplasm of the ovum?
The stage transferred into the lotuses after induced fertilization of ova in the laboratory is ______.
ZIFT stands for ______
Trace the events from copulation to zygote formation in a human female.
Given below are Column A with a list of certain Assisted Reproductive Technologies (ART) and in Column B the procedures followed during ART:
| Column A | Column B | ||
| S. No. | Names of ART | S. No. | Procedures |
| (A) | GIFT | (i) | Transfer of ovum from a donor into the fallopian tube of another female. |
| (B) | ICSI | (ii) | Transfer of semen from the donor into the vagina of the female. |
| (C) | ZIFT | (iii) | Injecting sperm directly into the ovum. |
| (D) | IUI | (iv) | Transfer of early embryos into the fallopian tube. |
Choose the option where ART correctly matches with the procedure.
Expand the term ZIFT.
What is tubal re-canalisation in the treatment of female infertility?
What is varicocele in the context of male infertility?
