MCQ
The haem protein complexes, which act as oxidizing agents are known as
- AHaemoglobin
- BMyoglobin
- CChlorophyll
- ✓Cytochrome
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| Column $I$ | Column $II$ | ||
| $A$ | Lymphatic System | $(i)$ | Carries oxygenated blood |
| $B$ | Pulmonary vein | $(ii)$ | Immune Response |
| $C$ | Thrombocytes | $(iii)$ | To drain back the tissue fluid to the circulatory system |
| $D$ | Lymphocytes | $(iv)$ | Coagulation of blood |
$II.$ Nitrogenous waste are absorbed by active transport
$III.$ Conditional reabsorption of $Na ^{+}$and water takes place in $DCT$
$IV.$ $DCT$ reabsorbs glucose
$V.$ $DCT$ is capable of selective secretion of $H ^{+}, K ^{+}$and $NH _{3}$ to maintain $pH$ and $Na ^{+}- K ^{+}$ balance in blood
$VI.$ Substances like glucose, amino acids, $Na ^{+}$, etc, in the filtrate are reabsorbed actively
Choose the option with incorrect statements
| $A.$ | $\text{IAA}$ | $i.$ | Herring sperm $\text{DNA}$ |
| $B.$ | $\text{ABA}$ | $ii.$ | Bolting |
| $C.$ | Ethylene | $iii.$ | Stomatal closure |
| $D.$ | $GA$ | $iv.$ | Weed$-$free lawns |
| $E.$ | Cytokinins | $v.$ | Ripening of fruits |