Download App

Human Reproduction — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Reproduction1 Mark
Question
What is the difference between menarch and menopause?
✓

Answer

Differences between menarch and menopause :
MenarchMenopause
1. The first menstrual cycle or beginning of menstrual cycle in the life of a girl after onsetting puberty is called menarche1. It is stoppage of menstrual cycle.
2. It begins at the age of 12-13 years.2. It occurs at the age of 45-50 years.

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 Human Reproduction→Human Reproduction — all question types→BIOLOGY STD 12 Science question papers→Bihar Board STD 12 Science question papers→Bihar Board question paper generator→

Similar questions

High fever, loss of appetite, stomach pain and constipation are some of the symptoms seen in a patient. How would the doctor confirm that the patient is suffering from typhoid and not amoebiasis?
→
If three children in a family have blood groups O, AB and A, the genotypes of the parents must be _______ and ______.
→
Correct the following statement :
Surgical method of contraception perevent gamete formation.
→
Write a brief note on the work of Walter Sutton and Theodore Boveri?
→
Explain the steps involved in the production of genetically engineered insulin.
→
What is studied in genetics?
→
Mention the adaptations of mammals in polar seas.
→
Which one is removed during splicing-introns or exons?
→
The resistant variety of rice to bacterial blight is:
  1. Jaya
  2. TMK-6
  3. IR-20
  4. IR-8
→
After returning from his field, a farmer suffers from cough and cold and complains of itching Write the possible reason of it .
→