How are general growth and sexual maturation different from each other?

What happens when the following situations are initiated:
$(a)$ $A$ $Planaria$ is cut into three different pieces.
$(b)$ $A$ leaf of the $Bryophyllum$ with notches falls on the soil.
$(c)$ Testosterone is released in the male reproductive system.

How many eggs are produced by one ovary every month in a human female?

Which of the following statements are true for flowers?
$(i)$ Flowers are always bisexual
$(ii)$ They are the sexual reproductive organs
$(iii)$ They are produced in all groups of plants
$(iv)$ After fertilisation they give rise to fruits

What are the benefits of using mechanical barriers during sexual act?

From the internet,gather information about the chromosome numbers of five animals and five plants. Correlate the number with the size of the organism and answer the following questions.
$(a)$ Do larger organisms have a higher number of chromosomes/cells?
$(b)$ Can organisms with fewer chromosomes reproduce more easily than organisms with a higher number of chromosomes?
$(c)$ Does a higher number of chromosomes/cells imply greater $DNA$ content? Justify.