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quiz 2

Total questions: 20

Worksheet time: 12mins

Name
Class
Date
1.

Which is the correct equation for aerobic respiration in humans?

a)

glucose + oxygen -> carbon dioxide + water + energy

b)

glucose + oxygen -> lactic acid

c)

glucose -> lactic acid

2.

Where in a cell do most aerobic respiration reactions happen?

a)

In the nucleus

b)

In the cell membrane

c)

In the mitochondria

3.

Which of these is the correctly balanced equation for respiration?

a)

C6H12O6 + 3O2 -> CO2 + 3H2O

b)

C6H12O6 + 6O2 -> 6CO2 + 6H2O

c)

C6H12O6 + 6O2 -> 6CO2 + 3H2O

4.

Which products are made during anaerobic respiration in yeast?

a)

Carbon dioxide and water

b)

Ethanol and water

c)

Ethanol and carbon dioxide

5.

hat are the tiny air sacs in the lungs called?

a)

Bronchioles

b)

Alveoli

c)

Capillaries

6.

What happens during gas exchange in the lungs?

a)

Oxygen passes into the blood and carbon dioxide passes out of the blood

b)

Oxygen passes out of the blood and carbon dioxide passes into the blood

c)

Oxygen and carbon dioxide pass into the blood

7.

What is diffusion?

a)

The movement of particles from an area of higher concentration to an area of lower concentration.

b)

The movement of particles from an area of lower concentration to an area of higher concentration.

c)

The movement of water molecules from an area of lower concentration to an area of higher concentration.

8.

Anaerobic respiration does not require which substance?

a)

Carbon dioxide

b)

Glucose

c)

Oxygen

9.

Compared with aerobic respiration, anaerobic respiration releases how much energy?

a)

More energy

b)

Less energy

c)

Same energy

10.

This is a diagram of the heart:

Vessel X takes…

a)

Deoxygenated blood to the body

b)

Deoxygenated blood to the lungs

c)

Oxygenated blood to the body

d)

Oxygenated blood to the lungs

11.

The Respiratory system is made up of trachea, the lungs, and the

a)

A.Liver. .

b)

B. Diaphragm.

c)

C. Esophagus

d)

D. Pancreas.

12.

The trachea is also called the ________________.. . .

a)

A. Lungs.

b)

B. Diaphragm

c)

C. Windpipe

d)

D. Bronchus

13.

The vioce box is also known as the ______________________.

a)

A.Alveoli

b)

B. Larynx

c)

C. Trachea

d)

D. Motor mouth

14.

What body structure protects the lungs from outside harm?


a)

Cartilage

b)

The rib cage

c)

The diaphragm

d)

Tiny sacs

15.

1 molecule of ATP requires.................

a)

300 kJ of energy.

b)

30 kJ of energy.

c)

3 kJ of energy.

16.

Smoking is addictive due to a chemical called ................ which is inhaled with the cigarette smoke.

a)

Tar

b)

Nicotine

c)

Carbon Monoxide

17.

....................decreases the amount of oxygen in the blood supply more

a)

Nicotine

b)

Carbon dioxide

c)

carbon monoxide

d)

Tar

18.

Name the red pigment inside blood cells that helps to carry oxygen

a)

Water

b)

Platelets

c)

Hoemoglobin

d)

hamoglobin

19.

Every living cells respires

a)

True

b)

False

20.

Being fit means that you can .............

a)

sleep a lot

b)

Eat too much

c)

do exercise

d)

Lose weight