MCQ
Primary precursor of $\text{IAA}$ is:
- APhenylalanine.
- ✓Tryptophan.
- CTyrosine.
- DLeucine.
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$A$. An excessive loss of body fluid from the body switches off osmoreceptors.
$B$. $ADH$ facilitates water reabsorption to prevent diuresis.
$C$. ANF causes vasodilation.
$D$. $ADH$ causes increase in blood pressure.
$E$. $A D H$ is responsible for decrease in $GFR$.
Choose the correct answer from the options given below:
$(i)$ Growth cannot be taken as a defining property of living organism.
$(ii)$ Dead organism does not grow.
$(iii)$ Reproduction cannot be an all inclusive defining characteristic of living organisms.
$(iv)$ No non-living object is capable of replicating itself.
$(v)$ Metabolism in a test tube is non-living.
$(vi)$ Metabolism is a defining feature of all living organisms.