Question # 1

Glycolysis

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Produces no ATP

It is same as fermentation

Takes place in the mitochondria

Reduces two molecules of NAD⁺For every glucose molecule processed

The first step of krebs cycle is union of acetyl co A with oxaloacetate to form.

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Isocitrate

Citrate

Malate

Alpha ketoglutarate

Energy poor inorganic oxidized compounds are reduced to energy rich carbohydrates during.

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Respiration

Photosynthesis

Growth

Development

pH gradient drives the formation of ATP across membrane in the process called.

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Respiration

Chemiosmosis

Conduction

Calvin cycle

When equal intensities of light are given more photosynthesis takes place in spectrum.

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Blue

Orange

Red

Greem

One of the following is not an accessory pigment.

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chlorophyll 'a'

Xanthophyll

Carotenes

Chlorophyll 'b'

the light falling on leaf surface is absorbed about.

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1%

25%

50%

100%

Energy poor inorganic oxidized compounds are reduced to energy rich carbohydrates duirng.

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Photosynthesis

Growth

Respiration

Development

Absorption of blue light is maximum at

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430 nm

550 nm

750 nm

670 nm

Carbon fixation refers to the initial incorporation of

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Carbon

Oxygen

CO₂

Hydrogen

Acetic acid on entering the mitochondrion unites with co enzyme A to form

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Active acetate

Furnarate

Pyruvic acid

Alpha ketoglutarate

Plastocyanin protein contains.

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Iron

copper

Potassium

Magnesium

The product of succinic acid by the action of enzyme is.

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Citric acid

Pyruvic acid

Malonic acid

Fumaric Acid

In the first step of citric acid cycle, acetyl CoA reacts with oxaloacetate to form

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Pyruvate

Citrate

NADH

ATP

In the absence of oxygen, yeast cells obtain energy by fermentation, producing CO3, ATP and.

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Acetyl CO-A

Ethanol

Lactate

Pyruvate

Which statement about oxidative phosphorylation is not true

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Its functions can be served equally well by fermentation

In eukaryotes, its takes place in mitochondria

It is brought about by the chemiosmotic mechanism

It is the formation of ATP during the operation of the respiratory chain

The breaking of terminal phosphate of ATP releases energy of about.

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4.5 Kcal

6.5 Kcal

7.3 Kcal

3.7 Kcal

The citric acid cycle

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Takes place in the mitochondrion

Produces two molecules of NAD⁺for every glucose molecule processed

It is same as fermentation

Has no connection with the respiratory chain

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