Diversity In Living Organisms — Science STD 9 — Question

Define pesticide.

Name the excretory organ of annelid.

Organic manures include ________ manure, compost, ________ manure and vermicompost.

Give one example of two year crop rotation.

Multinucleate conditions is seen in:

1. Only smooth nuscles cells.
2. Only skeletal muscle cells.
3. Both smooth and skeletal muscle cells.
4. Neither smooth nor skeletal muscle cells.

What are advanced organisms?

If a pregnant mother is suffering from AIDS, would her child get the disease via genes or placenta.

Is plasma membrane living or dead?

While going abroad, why it is essential to get vaccinated against certain diseases?