Free Printable NHA Proctor

1.

What is the chemical formula for water?

a)

$H_2O$

b)

$CO_2$

c)

$O_2$

d)

$H_2SO_4$

2.

Which planet is known as the Red Planet?

a)

Earth

b)

Mars

c)

Jupiter

d)

Venus

3.

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

a)

Respiration

b)

Photosynthesis

c)

Digestion

d)

Transpiration

4.

What is the powerhouse of the cell?

a)

Nucleus

b)

Ribosome

c)

Mitochondria

d)

Chloroplast

5.

What is the acceleration due to gravity on Earth?

a)

$9.8 \, m/s^2$

b)

$10 \, m/s^2$

c)

$8.9 \, m/s^2$

d)

$9.2 \, m/s^2$

6.

Which element is represented by the symbol 'O'?

a)

Oxygen

b)

Gold

c)

Osmium

d)

Oganesson

7.

What is the boiling point of water at sea level?

a)

100°C

b)

90°C

c)

80°C

d)

110°C

8.

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

a)

Oxygen

b)

Carbon Dioxide

c)

Nitrogen

d)

Hydrogen

9.

What is the basic unit of life?

a)

Organ

b)

Tissue

c)

Cell

d)

Organism

10.

What is the chemical symbol for Sodium?

a)

Na

b)

S

c)

N

d)

So

11.

What is the hardest natural substance on Earth?

a)

Gold

b)

Iron

c)

Diamond

d)

Quartz

12.

What is the speed of light in a vacuum?

a)

$3 \times 10^8 \, m/s$

b)

$3 \times 10^6 \, m/s$

c)

$3 \times 10^7 \, m/s$

d)

$3 \times 10^5 \, m/s$

13.

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

a)

Heart

b)

Liver

c)

Kidney

d)

Lung

14.

What is the main gas found in the bubbles of a glass of champagne?

a)

Oxygen

b)

Nitrogen

c)

Carbon Dioxide

d)

Hydrogen

15.

What is the primary function of red blood cells?

a)

Fight infections

b)

Transport oxygen

c)

Clot blood

d)

Produce hormones

16.

What is the chemical formula for table salt?

a)

$NaCl$

b)

$KCl$

c)

$NaBr$

d)

$KBr$

17.

What is the largest planet in our solar system?

a)

Earth

b)

Mars

c)

Jupiter

d)

Saturn

18.

What is the main component of the sun?

a)

Oxygen

b)

Hydrogen

c)

Carbon

d)

Helium

19.

What is the term for animals that are active during the night?

a)

Diurnal

b)

Nocturnal

c)

Crepuscular

d)

Matutinal

20.

What is the chemical formula for glucose?

a)

$C_6H_{12}O_6$

b)

$C_5H_{10}O_5$

c)

$C_6H_{10}O_5$

d)

$C_6H_{14}O_6$

21.

What is the primary source of energy for the Earth?

a)

The Moon

b)

The Sun

c)

The Stars

d)

The Earth itself

22.

What is the term for the change of state from gas to liquid?

a)

Evaporation

b)

Condensation

c)

Sublimation

d)

Deposition

23.

What is the chemical symbol for Iron?

a)

Fe

b)

Ir

c)

In

d)

I

24.

What is the most common element in the universe?

a)

Oxygen

b)

Carbon

c)

Hydrogen

d)

Helium

25.

What is the term for a solution with a pH less than 7?

a)

Neutral

b)

Acidic

c)

Basic

d)

Alkaline

NHA Proctor

Total questions: 25

Worksheet time: 25mins

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