Homework Practice

Printable assignment

Respiration: Breathing, Energy and Gas Exchange

Section A: Cellular Respiration

Question 1mcq

Which statement best explains: Differentiate breathing and cellular respiration?

A.Separate gas exchange from energy release in cells.

B.It means the organism no longer needs energy.

C.It refers only to reproduction and not to maintenance.

D.It explains only external body movement, not internal cellular work.

Question 2mcq

A student is revising Respiration. Which idea is most accurate for 'Differentiate breathing and cellular respiration'?

A.It describes a process that occurs only in non-living objects.

B.Separate gas exchange from energy release in cells.

C.It is a process that happens only in plants and never in animals.

D.It explains only external body movement, not internal cellular work.

Question 3mcq

Which answer would best correct a misconception about differentiate breathing and cellular respiration?

A.It refers only to reproduction and not to maintenance.

B.It is mainly a chemical test for acids and bases.

C.It is a process that happens only in plants and never in animals.

D.Separate gas exchange from energy release in cells.

Question 4mcq

Which statement best explains: Write aerobic respiration equation?

A.It refers only to reproduction and not to maintenance.

B.It is mainly a chemical test for acids and bases.

C.Represent glucose breakdown using oxygen to release energy, carbon dioxide and water.

D.It describes a process that occurs only in non-living objects.

Question 5mcq

A student is revising Respiration. Which idea is most accurate for 'Write aerobic respiration equation'?

A.Represent glucose breakdown using oxygen to release energy, carbon dioxide and water.

B.It explains only external body movement, not internal cellular work.

C.It refers only to reproduction and not to maintenance.

D.It is a process that happens only in plants and never in animals.

Question 6mcq

Which answer would best correct a misconception about write aerobic respiration equation?

A.It is a process that happens only in plants and never in animals.

B.It refers only to reproduction and not to maintenance.

C.Represent glucose breakdown using oxygen to release energy, carbon dioxide and water.

D.It explains only external body movement, not internal cellular work.

Section B: Human Gas Exchange

Question 7mcq

Aerobic respiration needs:

A.Bile

B.Chlorophyll only

C.No oxygen

D.Oxygen

Question 8mcq

Anaerobic respiration releases less energy because:

A.Glucose is incompletely broken down

B.It happens only in xylem

C.It produces no products

D.It uses more oxygen

Question 9mcq

Which comparison is correct?

A.Anaerobic always releases more energy

B.Both always need oxygen

C.Aerobic produces ethanol in muscles

D.Aerobic uses oxygen; anaerobic occurs without oxygen

Question 10mcq

Which statement best explains: Explain anaerobic respiration in yeast and muscles?

A.It is mainly a chemical test for acids and bases.

B.Connect fermentation and lactic acid formation to examples.

C.It is a process that happens only in plants and never in animals.

D.It refers only to reproduction and not to maintenance.

Question 11mcq

A student is revising Respiration. Which idea is most accurate for 'Explain anaerobic respiration in yeast and muscles'?

A.It is a process that happens only in plants and never in animals.

B.Connect fermentation and lactic acid formation to examples.

C.It means the organism no longer needs energy.

D.It is mainly a chemical test for acids and bases.

Question 12mcq

Which answer would best correct a misconception about explain anaerobic respiration in yeast and muscles?

A.It explains only external body movement, not internal cellular work.

B.Connect fermentation and lactic acid formation to examples.

C.It means the organism no longer needs energy.

D.It describes a process that occurs only in non-living objects.