Question # 1

In respiratory chain NAHD is oxidized by

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Co factor

co enzyme

Cytochome 'b'

Cytochrome 'C'

In the citric acid cycle acetyle COA reacts with oxaloacetate to form

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Pyruvate

ATP

NADH

Citrate

Each mesophyll cell of leaf has chloroplast about.

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10-20

20-80

20-100

100-110

Chlorophyll molecule contains except.

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Magnesium

Iron

Calcium

Phosphorus

Absorption of blue light is maximum at

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430 nm

550 nm

750 nm

670 nm

Which one of the following is not concerned with oxidative phosphorylation.

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Co enzyme Q

Cytochrome b

Cytochrome a3

Plastocyanin

Thylakoid membranes are involved in ATP synthesis by.

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Glycolysis

Dark reaction

Chemlosmosis

Photolysis

When a green plant performs photosynthesis at it maximum rate

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The rate of water loss in high

The water content of the plant will be low

The energy content of the plant will be low

The energy content will be unaffected

Plastocyanin protein contains.

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Iron

copper

Potassium

Magnesium

Photosynthetic pigments organized into clusters are called.

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Tkoids

Photosynthesis

Stroma

Granna

Calvin cycle is also known as

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C1 Pathway

C2 pathway

C3 Pathway

C4 Pathway

Magnesium is an important untrient ion in green plants as it is an essential component of

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Cell sap

Protein

Chlorophyll

Glucose

Van Niel hypothesized that source of oxygen during photosynthesis is.

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Water

NADP

Chlorophyll

Carbon di oxide

Engelmann used in his experiment in 1883

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sprogyra

Aerobic bacteria

Anaerobic bacteria

Both a and b

The amount of glucose into ATP during an aerobic respiration is.

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1%

2%

3%

4%

Chlorophyll 'a' is

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Yellow green

Orange green

Blue green

Green black

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

During respiratory chain co enzyme Q is oxidized.

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Cytochrome a

Cytochrome b

Cytochrome c

Cytochrome a3

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Biology Fsc Part 1 Chapter 11 Online Test MCQs With Answers

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