MCQ
Identify figure :
- ABacillus bacteria
- ✓A tracheid
- CMesophyll cell
- DNerve cell
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column$-I$ | Column$-II$ |
| $a.$ Capillaries | $(i)$ Valves |
| $b.$ Veins | $(ii)$ Smooth muscles |
| $c.$ Aorta | $(iii)$ Narrowest blood vessels |
| $d.$ Tunica media | $(iv)$ Elastic artery |
Select the alternative which shows the correct matching.
$II.$ 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
| Column $-I$ | Column$- II$ |
| $(a)$. Cuscuta | $(i)$ Hygroscopic root |
| $(b)$. Rhizophora | $(ii)$ Stilt root |
| $(c)$. Vanda | $(iii)$ Haustorial root |
| $(d)$. Pandanus | $(iv)$ Respiratory root |