MCQ
Melanin protects from:
- ✓$\text{UV}$ rays.
- BVisible rays.
- CInfra$-$red rays.
- D$X-$rays.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$I.$ Tidal volume
$II.$ Residual volume
$III.$ Expiratory reserve volume
$IV.$ Vital capacity
| Column-$I$ (Biological name) | Column-$II$ (Class) |
| $A$. Homo sapien | $I$. Dicotyledonae |
| $B$. Musca domestica | $II$. Mammalia |
| $C$. Mangifera indica | $III$. Monocotyledonae |
| $D$. Triticum aestivum | $IV$. Insects |
$(i)$ It is a membrane bound space found in the cytoplasm.
$(ii)$ It is bound by a single membrane called tonoplast.
$(iii)$ It contains water, sap, excretory products and other materials not useful to the cell.
$(iv)$ It has higher concentration of sap than the cytoplasm.
$I.$ double fertilisation $II.$ triploid endosperm $III.$ Diploid endosperm
Choose the correct option from the following regarding above statements