Question # 1

Who described cells first?

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Robert Hooke

Leeuwenhook

Robert Brown

Scheiden & Schwann

the failure of replicated chromosomes to separate during meiosis is ............... .

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Disjunction

Non-disjunction

Both a & b

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

Mitochondria are found in:

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Eukaryotic cells

Prokaryotic cells

Both

None

Low ..... level can cause people to develop anemia.

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Calicium

Vitamin

Iron

Protein

Stomata close when guard cells:

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Loss water

Gain chloride ions

Become turgid

Grain potassium ions

Famous Book Al abal written by.

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Jabir Bin Hayan

Abdul Malik Asmai

Darwin

Bu Ali Sina

Who introduced Taxon of 'order' in classification?

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Caesalpino

John Ray

Tournefort

Rivinus

Ribosomes are formed in :

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Nucleus

Cytoplasm

Nucleolus

All

We made every living thing from.

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Water

Soil

Air

Fire

The grater the no. of stomata on leaf , the ............. would be transpiration.

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Higher

Lower

Remain constant

None

The building units of enzymes are:

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Fatty acids

Glycerol

Nucleic acid

Amino acid

The term wildlife covers ____________

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All non-cultivated

All non domesticated

Both a & b

None

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