Improvement in Food Resources — Science STD 9 — Question

The correct order of the parts of nerve cells through which the nerve impulse is transmitted is:

1. Nerve endings, dendrites, nerve endings.
2. Cell body, acon, dendrites, nerve endings.
3. Dendrites, nerve endings, cell body, acon.
4. Dendrites, cell body, axon, nerve endings.

Name the excretory organs in platyhelminthes.

How is carbon dioxide concentration of atmosphere rising?

Write down one drawback of artificial system of classification.

Which type of WBC is most abundant in lymph?

Which one is nutrient specific-fertilizer or manure?

What is the lactation period of Holstein-Friesian?

Which mode of nutrition is found in algae?

Define atmosphere.

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.