Question # 1

Conversion of one pyruvic acid into one acetyl Co A gives off one molecule of.

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ATP

Oxygen

Water

Carbon di oxide

The fluid filled region of the chloroplast is.

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Matrix

cisternae

Stroma

cytoplasm

Photosynthetic pigments are the substances that absorb visible light having wave length.

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150-340 nm

230-450 nm

380-750 nm

350-780 nm

Calvin cycle is also known as

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C1 Pathway

C2 pathway

C3 Pathway

C4 Pathway

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

The number of oxidation steps during one Krebs. cycle are.

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02

03

04

05

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

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

the light falling on leaf surface is absorbed about.

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1%

25%

50%

100%

Which metal atom is present in chlorophyll.

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Cu

Fe

Mg

K

Total photosynthesis is carried out by the terrestrial plants in about.

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15%

10%

20%

22%

The electron transport chain system play role in generation of ATP by.

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Photosynthesis

Chemiosmosis

Dark reaction

Photosynthesis

chlorophylls are insoluble in.

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Alcohol

Acetone

Carbon tetra chloride

Water

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 first action spectrum was obtained by.

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T.W. Engelmann

Van Neil

Melvin Calvia

Ernst Haeckel

Which statement about ATP is not true

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It is used as an energy currency by all cells

It is formed only under aerobic condition

Some ATP is used to drive the synthesis of storage compounds

It provides energy for many different biochemical reaction

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Biology Fsc Part 1 Chapter 11 Online Test MCQs With Answers

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