Question

Assertion : All the arteries carry oxygenated
blood from the heart to various organs.
Reason: Pulmonary vein carries
deoxygenated blood to the heart.

(a) if both assertion and reason are true and reason is the correct explanation of assertion

(b) if both assertion and reason at true but reason is not the correct explanation of assertion

(c) if assertion is true but reason is false

(d) if assertion is false and reason is true

(e) If both assertion and reason are false ​

Answer 1

Capillary action is involved in paper chromatography as the water present in beaker rises up through the filter paper.

This happens because filter paper has large no. of pores in it. *The pores in the filter paper acts as capillary tubes.*