Question
Define spermicides. Also, mention their use and mode of contraceptive action.
✓
Answer
Spermicide is a contraceptive substance that destroys sperm, inserted vaginally prior to intercourse to prevent pregnancy. As a contraceptive, spermicide may be used alone. Usually, spermicides are combined with contraceptive barrier methods such as diaphragms, condoms, cervical caps, and sponges. User reminders.
More effective if combined with:
- Perfect use: 6%
- Typical use: 28%
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Give the sum total of all the allelic frequencies in a stable population. List any two factors which disturb the stability of a population. How does this disturbance affect the population?
What are the objectives of RCH?
What is the fate of haploid megaspores formed by the megaspore mother cell in an angiosperm plant?
Write two possible uses of single nucleotide polymorphism.
Explain: Multiple allelism
In the figure given below the plant bears two different types of flowers marked ‘A’ and ‘B’. Identify the types of flowers and state the type of pollination that will occur in them.
Following is the list of some commercially important products. Give the name of bacteria responsible for producing each of these products.
- Citric acid.
- Acetic acid.
- Butyric acid.
- Lactic acid.
What is the name of network formed by the fusion of open ends of seminiferous tubules? Where does this network lead to?
List any three enzymes involved in the process along with their functions.
Give the name of the type of bioreactor shown. Write the purpose for which it is used. 
Or
How can the desire products formed after genetic engineering be produced on a commercial scale?