Quiz about CNA Exam

Question 1

Which of the following would need to be reported to the nurse IMMEDIATELY?

Accepted Answer

respirations 24

Answer

pulse 88

Answer

pulse 62

Answer

respirations 12

Question 2

Which of the following is a chemical change?

Accepted Answer

Rusting of iron

Answer

Melting of ice

Answer

Boiling of water

Answer

Breaking of glass

Question 3

What is the primary gas found in the Earth's atmosphere?

Accepted Answer

Nitrogen

Answer

Oxygen

Answer

Carbon Dioxide

Answer

Hydrogen

Question 4

Which organelle is known as the powerhouse of the cell?

Accepted Answer

Mitochondria

Answer

Nucleus

Answer

Ribosome

Answer

Chloroplast

Question 5

What is the chemical formula for table salt?

Accepted Answer

$$NaCl$$

Answer

$$KCl$$

Answer

$$CaCO_3$$

Answer

$$MgSO_4$$

Question 6

Which of the following is a renewable energy source?

Accepted Answer

Solar

Answer

Coal

Answer

Natural Gas

Answer

Nuclear

Question 7

What is the process by which plants make their food?

Accepted Answer

Photosynthesis

Answer

Respiration

Answer

Digestion

Answer

Transpiration

Question 8

Which planet is known as the Red Planet?

Accepted Answer

Mars

Answer

Earth

Answer

Jupiter

Answer

Venus

Question 9

Which of the following elements is a noble gas?

Accepted Answer

Helium

Answer

Oxygen

Answer

Nitrogen

Answer

Hydrogen

Question 10

What is the pH level of pure water?

Accepted Answer

7

Answer

0

Answer

14

Answer

5

Question 11

Which of the following is an example of a vector quantity?

Accepted Answer

Velocity

Answer

Speed

Answer

Distance

Answer

Time

Question 12

What is the main component of the sun?

Accepted Answer

Hydrogen

Answer

Oxygen

Answer

Carbon

Answer

Nitrogen

Question 13

Which of the following is a conductor of electricity?

Accepted Answer

Copper

Answer

Wood

Answer

Plastic

Answer

Glass

Question 14

What is the hardest natural substance on Earth?

Accepted Answer

Diamond

Answer

Gold

Answer

Iron

Answer

Silver

Question 15

Which of the following is a non-metal?

Accepted Answer

Sulfur

Answer

Iron

Answer

Copper

Answer

Aluminum

Question 16

What is the chemical symbol for gold?

Accepted Answer

$$Au$$

Answer

$$Ag$$

Answer

$$Pb$$

Answer

$$Fe$$

Question 17

Which of the following is a base?

Accepted Answer

Baking Soda

Answer

Vinegar

Answer

Lemon Juice

Answer

Water

Question 18

What is the unit of force in the International System of Units?

Accepted Answer

Newton

Answer

Joule

Answer

Watt

Answer

Pascal

Question 19

Which of the following is a primary color of light?

Accepted Answer

Green

Answer

Yellow

Answer

Purple

Answer

Black

Question 20

What is the most abundant element in the universe?

Accepted Answer

Hydrogen

Answer

Oxygen

Answer

Carbon

Answer

Helium

Question 21

Which of the following processes is used to separate a solid from a liquid?

Accepted Answer

Filtration

Answer

Evaporation

Answer

Condensation

Answer

Sublimation

Question 22

What is the chemical formula for water?

Accepted Answer

$$H_2O$$

Answer

$$CO_2$$

Answer

$$O_2$$

Answer

$$H_2SO_4$$

Question 23

Which of the following is an example of a chemical reaction?

Accepted Answer

Burning wood

Answer

Melting ice

Answer

Boiling water

Answer

Breaking glass

Question 24

What is the acceleration due to gravity on Earth?

Accepted Answer

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

Answer

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

Answer

$$10.8 \, m/s^2$$

Answer

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

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