Which unicellular organism reproduces by budding?

Write true or false for the statement: If the egg is not fertilized,it lives for about one day.

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.

In the list of organisms given below,those that reproduce by the asexual method are:
$(i)$ banana
$(ii)$ dog
$(iii)$ yeast
$(iv)$ Amoeba

State the importance of chromosomal difference between sperms and eggs of humans.

In $Rhizopus$,tubular thread-like structures bearing sporangia at their tips are called: