Question # 1

......... is one of raw material for photosynthesis .

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Oxygen

Water

Carbon Dioxide

Nitrogen

Cells of which of the followings are called cancerois cells?

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Malignant tumer

Benign tumer

Both a and b

None of the above

____________ is a co-enzyme.

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NAD⁺

NADH

AMP

None

Which of the following macro nutrient is the part of chlorophyll?

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Calcium

Magnesium

Sulphur

Iron

A gardener sees a large snake nearby. he knows generally snakes sting, so the gardener ran away. The gardener did which of the following?

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Used reasoning

Used observation

Constructed a theory

Tested a hypothesis

Healthy skin & hairs are maintained by .............. .

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Fats

Protein

Carbohydrates

Vitamins

The water from the soil enters into the root hairs by the process of

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Photosynthesis

Osmosis

Diffusion

Respiration

The water and carbon dioxide are the ................ in photosynthesis.

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Reactants

Products

Both

None

In turner's syndrome female have ................. chromosomes .

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46

45

47

22

Electrons are passed to ETC to produce:

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AMP

ATP

ADP

NAD⁺

Example of Micromolecules is.

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Glucose

Starch

Lipids

Protein

When we work hard we suffer form muscle fatigue muscle cells.

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Carry out aerobic respiration and so accumulate more CO₂

Carry out anaerobic respiration and so accumulate lactic acid

Carry out aerobic respiration at faster rate and so accumulate lactic acid

Carry out aerobic respiration at faster rate and so are tired

Anabolism constitute ................ processes.

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Construction

Destruction

Both a & b

None

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