CBSE
Multiple Choice QuestionsWhich enzyme helps in transfer of phosphate group from ATP to a carbohydrate
Phosphatase
ATPase
Phosphorylase
Catalase
In aerobic respiration, total number of ATP molecules formed from 1 glucose molecule is
28
32
36
30
Assertion: Glucose is the favoured respiratory substrate.
Reason: When glucose is used as respiratory substrate and is completely oxidized, the RQ is 1.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
After glycolysis, fate of glucose in mitochondrial matrix is
oxidation
reduction
oxidative decarboxylation
hydrolysis
Which ofthe following is true regarding the given electron transport chain?
CoQ Cyt c Cyt aa3 O2
CoQ Cyt c is H+ absorbing site
aa3 O2, H+ yielding site
CoQ Cyt c is H+ yielding site and aa3 O2 is H+ absorbing site
No H+ is absorbed or released
Which of the following cartoon characters does not share its name with that of a gene
Tintin
Popeye
Asterix
Obelix
Assertion: Conversion of 1,3 biphosphoglycerate (BPGA) to 3-phospho-glyceric acid (PGA) is an energy yielding step.
Reason: This energy is trapped in the form of ATP
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Glycolysis occurs in
cytosol
mitochondria
Golgi complex
ribosomes
The enzyme decarboxylase catalyses the following step
conversion of citric acid to cis aconitic acid
fumaric acid to malic acid
oxalosuccinic acid to - ketoglutaric acid
malic acid to oxaloacetic acid
The terminal electron acceptor during electron transport system is
oxygen
cyto a3
cyto c
plasto quinone
