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Class 09
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Bioenergetics

Review MCQs

CE

Chief Editor

Mar 26, 2023

On this page

$In which of the following steps of respiration CO2 is produced$
$Oxygen takes part in aerobic respiration in$
$When a plant was kept in darkness for many days its leaves turned yellow. Why$
$From which bonds of ATP molecule energy is taken$
$In which component of the leaf cells, chlorophyll is present$
$Which of these can enter into Krebs cycle?$
$When we work hard we suffer from muscle fatigue because muscle cells$
$Many molecules of $CO_{2}$ are produced when the Krebs cycle operates once.$
$In which of the following metabolic processes, do oxidation as well as reduction of molecules occur$
$Chlorophyll pigment absorbs maximum light in wavelengths of$

Practice Quiz Mode

Take all 10 MCQs in interactive quiz mode with timer and progress tracking

In which of the following steps of respiration CO2 is produced?

Difficulty: Easy

A:

Glycolysis

B:

Krebs cycle

C:

Electron transport chain

D:

All of these

Oxygen takes part in aerobic respiration in

Difficulty: Easy

A:

Glycolysis

B:

Link step between glycolysis and Krebs cycle

C:

Krebs cycle

D:

Electron transport chain

When a plant was kept in darkness for many days its leaves turned yellow. Why?

Difficulty: Easy

A:

Leaves could not get oxygen and so there was no photosynthesis

B:

Leaves could not get light and so there was no respiration

C:

Leaves could not get oxygen and so there was no respiration

D:

Leaves could not get light and so there was no photosynthesis

From which bonds of ATP molecule energy is taken?

Difficulty: Easy

A:

P-P bonds

B:

C-H bonds

C:

C-N bonds

D:

C-O bonds

In which component of the leaf cells, chlorophyll is present?

Difficulty: Easy

A:

Stroma

B:

Thylakoids

C:

Plasma membrane

D:

Cytoplasm

Which of these can enter into Krebs cycle?

Difficulty: Hard

A:

Glucose

B:

Pyurvic acid

C:

Citric acid

D:

Acetyla Co-A

When we work hard we suffer from muscle fatigue because muscle cells

Difficulty: Medium

A:

Carry out aerobic respiration at a faster rate and so are tired

B:

Carry out anaerobic respiration and so accumulate more $CO_{2}$

C:

Carry out anaerobic respiration and so accumulate lactic acid

D:

Carry out aerobic respiration at faster rate and so burst

Many molecules of $CO_{2}$ are produced when the Krebs cycle operates once.

Difficulty: Easy

A:

01

B:

02

C:

03

D:

06

In which of the following metabolic processes, do oxidation as well as reduction of molecules occur?

Difficulty: Medium

A:

Photosynthesis

B:

Respiration

C:

Both

D:

None of these

Chlorophyll pigment absorbs maximum light in wavelengths of

Difficulty: Easy

A:

Green and blue

B:

Green and red

C:

Green only

D:

Red and blue

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Bioenergetics