MCQ
In $DNA$ guanine pairs with
- ✓Cytosine
- BThymine
- CUracil
- DAdenine
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$I$ - leaf is like needle, $II$ - Thick cuticle, $III$ - Thin cuticle, $IV$ - Sunken stomata, $V$ - Stomata absent
$(i)$ Mouth opens into a short tubular pharynx, leading to a narrow tubular passage called oesophagus.
$(ii)$ Gizzard helps in grinding the food particles.
$(iii)$ A ring of $6-8$ blind tubules called hepatic or gastric caecae is present at the junction of foregut and midgut, which secrete digestive juice.
$(iv)$ At the junction of midgut and hindgut is present another ring of $100-150$ yellow coloured thin filamentous malphigian tubules which help in removal of excretory products from haemolymph.