Question

Explain the following terms-

i) Placentation
ii) Toxoids
iii) Antibiotic
iv) Assimilation
v) Double fertilization​

Answer 1

Explanation:

i) Placentation: placentation is the manner in which the ovules are attracted to the wall of ovary.

ii)Toxoids: inactivated toxin, but can still cause the body to make antibodies .

iii)Assimilation: absorption of substances which are built into to compound in organism.

iv)Double Fertilization: a process unique in angiosperms in which one sperm nucleus fused with the egg cell and the other sperm nucleus fuse with the two polar nuclei