Respiration

Question 1

What is respiration?

Answer 1

Respiration is the process by which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Question 2

True or False: Respiration only occurs in animals.

Answer 2

False: Respiration occurs in both plants and animals.

Question 3

Fill in the blank: The chemical equation for aerobic respiration is _____ + _____ → _____ + _____ + _____

Answer 3

glucose + oxygen → carbon dioxide + water + energy

Question 4

What is the main purpose of respiration?

Answer 4

The main purpose of respiration is to produce energy for cellular processes.

Question 5

What are the two types of respiration?

Answer 5

Aerobic respiration and anaerobic respiration.

Question 6

Multiple Choice: Which of the following is produced during aerobic respiration? A) Lactic acid B) Ethanol C) Carbon dioxide D) Glucose

Answer 6

C) Carbon dioxide

Question 7

What is anaerobic respiration?

Answer 7

Anaerobic respiration is the process of producing energy without oxygen.

Question 8

True or False: Anaerobic respiration produces more energy than aerobic respiration.

Answer 8

False: Anaerobic respiration produces less energy than aerobic respiration.

Question 9

Fill in the blank: In humans, anaerobic respiration produces _____ acid.

Answer 9

lactic

Question 10

What is the primary energy currency of the cell?

Answer 10

ATP (adenosine triphosphate)

Question 11

Multiple Choice: Which process takes place in the mitochondria? A) Photosynthesis B) Glycolysis C) Aerobic respiration D) Fermentation

Answer 11

C) Aerobic respiration

Question 12

True or False: Oxygen is a reactant in aerobic respiration.

Answer 12

True

Question 13

Fill in the blank: The byproduct of anaerobic respiration in yeast is _____.

Answer 13

ethanol

Question 14

What is the role of oxygen in aerobic respiration?

Answer 14

Oxygen acts as the final electron acceptor in the electron transport chain.

Question 15

Multiple Choice: Which of the following is a product of anaerobic respiration in muscle cells? A) Carbon dioxide B) Glucose C) Lactic acid D) Oxygen

Answer 15

C) Lactic acid

Question 16

True or False: Respiration can occur in the absence of light.

Answer 16

True

Question 17

What is the main difference between aerobic and anaerobic respiration?

Answer 17

Aerobic respiration requires oxygen, while anaerobic respiration does not.

Question 18

True or False: All living organisms perform respiration.

Answer 18

True

Question 19

What does MRS GREN stand for?

Answer 19

Movement
Respiration
Sensitivity

Growth
Reproduction
Excretion
Nutrition

Question 20

Where does the glucose in our body come from?

Answer 20

From carbohydrates

Question 21

How is glucose transported to cells in the body?

Answer 21

Through the blood

Question 22

Where does oxygen in our body come from

Answer 22

Breathing in.

Question 23

How is oxygen transported to our cells in the body?

Answer 23

Red blood cells

Question 24

What are glucose and oxygen?

Answer 24

Reactants

Question 25

How is the carbon dioxide in our body transported out of the body? And how does it exit the body?

Answer 25

Blood carries CO2 from cells to the lungs by breathing out.

Question 26

How is the water transported out of the body? And how does it exit the body?

Answer 26

With the blood in your body. By exhaling, some from sweat but most lost by urine.