If $p \Rightarrow (q \vee r)$ is false,then the truth values of $p, q, r$ are respectively

Distinguish between intracellular and extracellular digestion.

Chemical $A$ is used for water softening to remove temporary hardness. $A$ reacts with sodium carbonate to generate caustic soda. When $CO_2$ is bubbled through $A$,it turns cloudy,what is $A$?

Pili or fimbriae are associated with which process?

Which of the following is not a colligative property?

$A$ group of species with a common ancestor is known as: