Anaerobic Respiration

IMPORTANT

Anaerobic Respiration: Overview

This topic covers concepts such as anaerobic respiration, glycolysis, preparatory phase of glycolysis, pay off phase of glycolysis and special features of glycolysis.

Important Questions on Anaerobic Respiration

MEDIUM
IMPORTANT

Assertion : Glycolysis is the first step of respiration in which glucose completely breaks into CO 2 and H 2 O .
Reason : In this process, there is net gain of twenty four molecules of ATP.

MEDIUM
IMPORTANT

What is the end product of preparatory phase of glycolysis ?

HARD
IMPORTANT

What happens during Preparatory phase of glycolysis ?

HARD
IMPORTANT

What is a Preparatory Phase of Glycolysis ?

MEDIUM
IMPORTANT

Fermentation is conducted by:

MEDIUM
IMPORTANT

Name the common phase between aerobic and anaerobic respiration.

EASY
IMPORTANT

In anaerobic respiration in yeast, the end product is_____ whereas_____ in animals.

MEDIUM
IMPORTANT

In lactic acid fermentation, one molecule of glucose breaks down into two molecules of ethanol in the presence of enzyme lactate dehydrogenase.

EASY
IMPORTANT

Anaerobic respiration in plants yields lactic acid.

EASY
IMPORTANT

Oxidative phosphorylation is also used in the making of wine and beer.

EASY
IMPORTANT

Pyruvate can be converted into ethanol and carbon dioxide by Yeast.

EASY
IMPORTANT

Lactic acid accumulates in the _____ of muscle cells during anaerobic conditions.

EASY
IMPORTANT

In animal cells also, like muscles during exercise, when oxygen is inadequate for cellular respiration pyruvic acid is reduced to_____ by lactate dehydrogenase.

HARD
IMPORTANT

Which ONE of the following statements is INCORRECT about the hexokinase-catalysed reaction given below?

Glucose + ATP Glucose-6-phosphate+ADP

MEDIUM
IMPORTANT

Which 3-carbon molecule is one of the final products of glycolysis?

EASY
IMPORTANT

Glycolysis takes place in the mitochondria of the cell.

MEDIUM
IMPORTANT

Fill in the blank with the correct option provided in the bracket.

In_____ step Glucose 6-phosphate (6-C) is converted into fructose 6-phosphate (6-C). (reduction, isomerisation, phosphorylation)

MEDIUM
IMPORTANT

Glycolysis can occur without the presence of oxygen.

MEDIUM
IMPORTANT

Which of the following enzyme catalyzes the first step of glycolysis?

MEDIUM
IMPORTANT

Glycolysis is also called Hatch and Slack Pathway.