MCQ
The difference between systolic and diastolic pressure in human is
- A$120\; mm\; Hg$
- B$80\; mm\; Hg$
- ✓$40\; mm\; Hg$
- D$200\; mm\; Hg$
Diastolic blood pressure $=80\; mm\; Hg$
$\therefore$ Difference between systolic and diastolic blood pressure
$=120-80=40\; mm\; Hg$
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| Column$-I$ | Column$-II$ |
| $(a)$ Halophiles | $(i)$ Hot springs |
| $(b)$ Thermoacidophiles | $(ii)$ Aquatic environment |
| $(c)$ Methanogens | $(iii)$ Guts of ruminants |
| $(d)$ Cyanobacteria | $(iv)$ Salty area |
Select the correct answer from the options given below
$(i)$ It increases the genetic variability in the population of organisms from one generation to the next.
$(ii)$ It decreases genetic variability
$(iii)$ It occurs in all cells of our body.
$(iv)$ Important process of evolution.