AFOQT AFOQT General Science Biology and Chemistry 1

Question 1

The basic structural and functional unit of all living organisms is the:

Accepted Answer

Cell

Answer

The cell is the smallest unit of life capable of independently carrying out all basic biological processes.

Question 2

Which organelle is responsible for producing ATP through cellular respiration?

Accepted Answer

Mitochondria

Answer

Mitochondria generate most of the cell's ATP through aerobic respiration, earning the name 'powerhouse of the cell.'

Question 3

A solution with a pH of 3 is classified as:

Accepted Answer

Acidic

Answer

Solutions with a pH below 7 are acidic, with values closer to 0 indicating stronger acidity.

Question 4

Which blood type is considered the universal donor for red blood cell transfusions?

Accepted Answer

O negative

Answer

Type O-negative blood lacks A, B, and Rh antigens, making it compatible with all other blood types.

Question 5

The process by which plants convert carbon dioxide and water into glucose using sunlight is called:

Accepted Answer

Photosynthesis

Answer

Photosynthesis occurs in chloroplasts, using solar energy to synthesize glucose from CO2 and H2O.

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