Structure of chromosome, cell cycle and cell division — Biology STD 10 — Question

Define the following:
Recessive

Organism that undergone natural selection during industrial melanism

Name the following:
The number of chromosomes present in human gametes.

Name the following:
The inward movement of solvent molecules through the plasma membrane of the cell.

Name the following :
A cell in a fully expanded condition.

Rearrange the following in correct sequence pertaining to what is given within bracket at the end.
diencephalon ………. Cerebellum …….. medulla oblongata ………. Pons ….. Cerebrum ……. mid-brain (sequence of parts of human brain).

Name the following :
Pressure developed in the roots due to the inflow of water, brought about by the alternate turgidity and flaccidity of the is of the cortex and root hair cells.

A combination of smoke and fog.

Give Technical Terms:
The chemical element which caused the minimata disease in Japan.