Download App

Reproductive Health — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYReproductive Health1 Mark
Question
List various natural methods of birth control.
✓

Answer

Periodic abstinence, coitus interruptus and lactational amenorrhea are some natural methods of birth control.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Question" from Reproductive Health→Reproductive Health — all question types→BIOLOGY STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

Why do we prefer to call secondary waste water treatment as biological treatment?
→
A haemophilic man marries a normal homozygous woman. What is the probability that their daughter will be haemophilic?
→
What is the other name of female gametophyte?
→
When do the oogenesis and the spermatogenesis initiate in human females and males respectively?
→
Name the seeds that have retained their viability for thousands of years.
→
 Name the chromosome that has
  1. The maximum/most number of genes.
  2. The least number of genes.
→
Who developed the principle/ method of automated DNA sequences?

OR

Name the scientist who developed the method to determine the sequence of amino acids in proteins.

→
Why do we add an inoculum of curd to milk for curdling it?

OR

Why is 'starter' added to set the milk into curd? Explain.

OR

During the production of curd, a small amount of curd is added as a starter to the fresh milk at a suitable temperature. Explain the changes the milk undergoes when it sets into the curd.

OR

Why is a little curd added to milk to set it into curd? Explain.

→
Why is Gambusia introduced into drains and ponds?
→
Name the type of interaction seen between whale and the barnacles growing on its back?
→