Question # 1

Prolonged Vitamins A deficiency can lead to ................... blindness.

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Day

Night

Both

None

Scientists noticed that persons living near marshy areas were most likely suffered from malaria. They will considered this fact as

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Problem

Hypothesis

Observation

Experiment

Plastids are of ......... types.

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1

2

3

4

Transmission electron microscope gives ............ images.

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1D

2D

3D

All

_______________ tissues are composed of thin walled cells.

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Epidermal

Ground

Supporting

Collenchyma

Cells walls are found in these organisms, except for______.

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Plants

Animals

Bacteria

Fungi

The chromosomes are arranged along the equator of spindle in:

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Prophase

Telophase

Anaphase

Metaphase

Doforestation by uncontrolled cutting of trees means danger of _____________

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Green House effect

Soil erosion

Both a& b

None

Aerobic respiration needs free ............. .

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Carbon

Nitrogen

Oxygen

None

................. produce bile.

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Stomach

Liver

Intestine

All

In most plants, the food is transported in the form of:

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Glucose

Sucrose

Starch

Proteins

The number of marine fish is 400 while fresh.

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190

400

450

480

Which mosquito spread malaria in birds.

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Anopheles

Culex

Anopheles & Culex

None of these

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