Question # 1

Redox reactions involve exchange of ____________

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Electrons

Protons

Neutrons

Atoms

Necrosis is death due to ............ cell damage.

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Unexpected

Accidental

Both a & b

None

Which one of the following stages of cell division is very different for animal and plant cells?

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Prophase

Metaphase

Anaphase

Cytokinesis

The size of a virus is _____________

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40-50 nm

20-40 nm

10-40 nm

30-50 nm

................... is the most acceptable model to understand the structure of well membrane.

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Sandwich permeable

Fluid Mosaic Model

Darwin Model

All

............... is abbreviated from Adenosine Tri Phosphate.

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ATP

ADP

AMP

All

Deforestation results in:

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Soil erosions

Increased water storage capacity dams

More humidity

MOre clouds

From which language the word Biology is derived.

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Greak

Urdu

English

German

The process of mitosis ensures that:

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Each new cell is genetically different from its parent

Each new cell receives the proper number of chromosomes

Cell will divide at the appropriate time

Chromosomes duplicated without errors.

Respiration is of ........... types.

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One

Two

Three

Four

Metabolism is of ............... types.

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1

2

3

4

Science is based on ____________

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Obsrvation

Theory

Hypothesis

Law

Golgi bodies consist of stacks of flattened sacs made up of membranes called ................ .

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Cristae

Cistae

Cisternae

All

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