ESAT ESAT Biology 1

Question 1

What is the function of mitochondria in a cell as tested in ESAT Biology?

Accepted Answer

Site of aerobic respiration and ATP production

Answer

Mitochondria are the sites of aerobic respiration, producing the majority of a cell's ATP.

Question 2

Which molecule carries genetic information in most organisms?

Accepted Answer

DNA

Answer

Deoxyribonucleic acid (DNA) stores genetic information in the sequence of its nucleotide bases.

Question 3

What is the process by which plants make glucose using light energy?

Accepted Answer

Photosynthesis

Answer

Photosynthesis converts light energy, CO₂, and water into glucose and oxygen in chloroplasts.

Question 4

What does the ESAT Biology section typically assess?

Accepted Answer

Cell biology, genetics, and physiology

Answer

The ESAT Biology component covers cell biology, genetics, physiology, ecology, and evolution.

Question 5

What is the role of enzymes in biological reactions?

Accepted Answer

They act as biological catalysts, lowering activation energy

Answer

Enzymes are biological catalysts that speed up reactions by lowering the activation energy without being consumed.

ESAT - Engineering & Science Admissions Test Practice Test