Differentiate between pericarp and perisperm.

Name the type of asexual reproduction where the parent cell ceases to exist.

Name and state the effect of a drug that is often medically prescribed, but its overuse leads to drug dependence and drug abuse.

“Niche is a part of a habitat.” Explain with the help of an example.

Name the type of immunity a baby is born with. How is it different from the one he gets from the mother’s milk after birth ?