Question # 1

Members of the same species living in the same place is called:

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Habitat

Biosphere

Community

Population

During S-phase ..................... occurs.

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DNA replication

Protein synthesis

RNA transcription

Enzyme synthesis

Goiter is a disease caused as a result of deficiencies of ........... .

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Iodine

Iron

Calcium

Phosphorus

It is a group of related genera:

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Order

Class

Species

Family

In biological experiments, testing of hypothesis is based upon:

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Observation

Hypothesis

Data

Law

Transmission electron Microscope is the type of :

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Electron microscope

Simple microscope

Both a and b

None

Plants cells have __________ and _______ which are not present in animal cells.

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Nilochondria , Chloroplasts

Cell membranes, Cell walls

Chloroplasts , Nucleus

Chloroplasts , Cell wall

................. are involved i protein synthesis.

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SER

RER

Both

None

Each centriole contains .................. triplets of microtubules.

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Five

Seven

Nine

Eleven

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

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1

2

3

4

After processes in oral cavity food is changed into:

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Chyme

Bolus

Undigented & degests food

None of these

Lignin is present in:

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Primary wall

Secondary wall

None of above

The elements that makes 65% if tge titak nass if kuvubg irgabusns us,

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Oxygen

Nitrogen

Carbon

Hydrogen

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