MDCAT Bioenergetics

Final acceptor of electron in ETC is

• Water

• NADH

• Oxygen

• All of these

Which of the following occurs in Calvin cycle?

• Oxidation carboxylation

• Oxidative phosphorylation

• Reduction carboxylation

• Phosphorylation

Pyruvate dehydrogenase is used in converting

• Glucose to Pyruvate

• Pyruvate to glucose

• Pyruvic acid to lactic acid

• Pyruvate to acetyl CoA

Dark reaction of photosynthesis is called so because

• It can also occur in dark

• It occur more rapidly in night

• It does not require light energy

• Cannot occur during day time

Cytochromes occur in

• Outer mitochondria membrane

• Cristae of mitochondria

• Matrix of mitochondria

• Entire inner mitochondrial membrane

The two peaks of light absorption of chlorophyll "a" are near

• 400 and 500nm

• 430 and 670nm

• 400 and 660nm

• 430 and 730nm

Kelvin cycle is also known as :

• Calvin cycle

• Glvoxylate cycle

• Citric acid cycle

• Glycolate cycle

The formation of acetyl co enzyme -A from pyruvic acid is the result of its

• Reduction

• Oxidation decarboxylation

• Dehydration

• Dephosphorylation

Photosynthesis occur by terrestrial plant is

• 10%

• 0.1%

• 100%

• 1%

Which of the following is the non-polar part of chlorophyll?

• Pyrrole

• Phytol

• Antenna complex

• Porphyrin