Quiz about NHA PCT Exam

Question 1

What is the primary function of the mitochondria in cells?

Accepted Answer

Energy production

Answer

Protein synthesis

Answer

DNA replication

Answer

Photosynthesis

Question 2

Which of the following elements is a noble gas?

Accepted Answer

Helium

Answer

Oxygen

Answer

Nitrogen

Answer

Carbon

Question 3

What is the chemical formula for table salt?

Accepted Answer

$$NaCl$$

Answer

$$KCl$$

Answer

$$CaCO_3$$

Answer

$$MgSO_4$$

Question 4

Which law explains the relationship between the pressure and volume of a gas at constant temperature?

Accepted Answer

Boyle's Law

Answer

Charles's Law

Answer

Avogadro's Law

Answer

Newton's Law

Question 5

What is the acceleration due to gravity on Earth?

Accepted Answer

$$9.8 \, m/s^2$$

Answer

$$8.9 \, m/s^2$$

Answer

$$10.5 \, m/s^2$$

Answer

$$7.8 \, m/s^2$$

Question 6

Which part of the cell is responsible for controlling the passage of substances in and out?

Accepted Answer

Cell membrane

Answer

Nucleus

Answer

Cytoplasm

Answer

Ribosome

Question 7

What is the pH level of pure water?

Accepted Answer

7

Answer

5

Answer

9

Answer

3

Question 8

Which planet is known as the Red Planet?

Accepted Answer

Mars

Answer

Venus

Answer

Jupiter

Answer

Saturn

Question 9

What is the process by which plants make their food using sunlight?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Transpiration

Answer

Fermentation

Question 10

Which of the following is a renewable source of energy?

Accepted Answer

Solar energy

Answer

Coal

Answer

Natural gas

Answer

Nuclear energy

Question 11

What is the boiling point of water at standard atmospheric pressure?

Accepted Answer

$$100^\circ C$$

Answer

$$90^\circ C$$

Answer

$$110^\circ C$$

Answer

$$120^\circ C$$

Question 12

Which organ in the human body is primarily responsible for detoxification?

Accepted Answer

Liver

Answer

Heart

Answer

Kidney

Answer

Lung

Question 13

What is the most abundant gas in Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon dioxide

Answer

Argon

Question 14

Which type of bond involves the sharing of electron pairs between atoms?

Accepted Answer

Covalent bond

Answer

Ionic bond

Answer

Metallic bond

Answer

Hydrogen bond

Question 15

What is the unit of electric current?

Accepted Answer

Ampere

Answer

Volt

Answer

Ohm

Answer

Watt

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