Download App

How do Organisms Reproduce? — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceHow do Organisms Reproduce?1 Mark
MCQ
The normal duration of menstrual cycle is:
  • A
    7 – 8 days
  • B
    13 – 15 days
  • C
    3 – 4 days
  • ✓
    28 days
✓

Answer

Correct option: D.
28 days
d.  28 days

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 "M.C.Q" from How do Organisms Reproduce?→How do Organisms Reproduce? — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

The term biomass used to refer :
→
Given below are a few statements related to biodiversity. Pick those that correctly describe the concept of biodiversity :
  1. Biodiversity refers to the different species of flora and fauna present in an area.
  2. Biodiversity refers to only the flora of a given area.
  3. Biodiversity is greater in a forest.
  4. Biodiversity refers to the total number of individuals of a particular species living in an area.
→
Which of the following statements are true for sexual reproduction in flowering plants?
  1. It requires two types of gametes.
  2. Fertilisation is a compulsory event.
  3. It always results in the formation of zygote.
  4. Offsprings formed are clones.
→
The blue colour of sky is due to :
→
An illuminated object is placed at a distance of $20\ cm$ from a converging lens of focal length $15\ cm$. The image obtained on the screen is :
→
A zygote which has inherited an $X$ chromosome from the father will develop into :
→
A man driving a car can read a distant road sign clearly but finds difficulty in reading the odometer on the dashboard of the car. Which of the following statement is correct about this man.
→
Prevention of corrosion of iron by $\ce{Zn}$ coating is called:
→
An element has an atomic number of $15$ with which of the following elements will it show similar chemical properties.
→
The substance which is not reabsorbed into the blood capillaries surrounding the tuble of a nephron is mainly:
→