Download App

STD 12 - 11. organisms and populations — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 11. organisms and populations1 Mark
MCQ
Mountain sickness is due to
  • ✓
    ${O_2}$ is decreased progressively with the rise in altitude so fall in ${O_2}$ of the blood produces this symptom
  • B
    Stimulation of the nervous system at higher altitude
  • C
    Muscular fatigueness
  • D
    All of the above
✓

Answer

Correct option: A.
${O_2}$ is decreased progressively with the rise in altitude so fall in ${O_2}$ of the blood produces this symptom
a
It’s obvious.

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 (1 Marks)" from STD 12 - 11. organisms and populations→STD 12 - 11. organisms and populations — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Which of the following is the major source of phosphorus?
→
Which one of the following is not used in organic farming?
→
Edaphology is the relationship between
→
In human female the blastocyst
→
Gene amplification using primers can be done by
→
Assertion : Endosperm is a nutritive tissue and it is triploid.
Reason: Endosperm is formed by fusion of secondary nucleus to second male gamete. It is used by developing embryo
→
From among the sets of terms given below, identify those that are associated with the gynoecium:
→
Given below are two statements: one is labelled as Assertion $A$ and other is labelled as Reason $R$.

Assertion $A$ : Amniocentesis for sex determination is one of the strategies of Reproductive and Child Health Care Programme.

Reason $R$ : Ban on amniocentesis checks increasing menace of female foeticide.

In the light of the above statements, choose the correct answer from the options given below.

→
What are the DNA sequences that code for protein known as?
→
Mustard oil is obtained from:
→