1.

Complete the following by filling in the blanks numbered 1 to 10 with the appropriate

word/term:

Photosynthesis involves a light reaction and a dark reaction. During tile light reaction,

the chlorophyll present In the (1) __ gets activated by absorbing light energy. This

energy splits (2) __ molecules to (3) _ and oxygen and releases two electrons.

This process is called (4) _. The (5) __ ions are picked up by NADP to form (6)

_.  The ADP Is converted to (7) This process is called (8) _ During the

dark phase, the compound produced at the end of the light reaction reacts with

carbon dioxide to form (9)---' This product is converted to starch. The process Is

called (10)---

Name the following:

(i) The statistical study of the human population of a region.

Name the following:

(ii) The biological term given to the protective membranes of the brain.

Name the following:

(iii) The photosensitive pigment present in the rod cells of the retina.

Name the following:

(iv)The cell organelle responsible for photosynthesis.

Name the following:

(v) The internal layer of the eye which prevents the reflection of light

Identify and name the following processes/terms from the statements given below:

Movement or molecules from a region of high concentration to a region of low
concentration

Identify and name 1he following processes/terms from the statements given below:

 Mild chemical applied on the skin to kill germs.

Identify and name the following processes/terms from the statements given below:

(iii)Chromosomes appear thread like.

Identify and name the following processes/terms from the statements given below:

(iv)The loss of water from InJured parts of a plant.