MCQ
$2, 4-D$ is an effective
- AInsecticide
- ✓Herbicide
- CFungicide
- DRodenticide
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| Column-$I$ (Scientists) | Column-$II$ (Discovery) |
|
$A$. Ernst Mayr |
$I$. Discovered Viroids |
| $B$. Whittaker | $II$. Gave the name virus |
| $C$. Ivanowsky | $III$. Proposed five kingdom classification |
| $D$. Diener | $IV$. Evolutionary biology |
| List $I$ | List $II$ |
| $A$ The structures used for storing of food | $I$ Gizzard |
| $B$ Ring of $6-8$ blind tubules at junction of foregut and midgut. | $II$ Gastric Caeca |
| $C$ Ring of $100-150$ yellow coloured thin filaments at junction of midgut and hindgut. | $III$ Malpighian tubules |
| $D$ The structures used for grinding the food. | $IV$ Crop |
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