Question # 1

Amphibious plants belongs to group.

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Angispermae

Bryophytes

Lichens

antoceropdida

...... are highly evolved of all the plants on earth

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Bryophytes

Pteridophytes

Angiosperms

Gymnosperms

The cells which transmit impulses are.

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Kidney cells

Bone cells

Blood cells

Nerve cells

Which one of these is Macro Molecule.

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H2O

CO2

Starch

O2

The structure in the mouth that prevents food from entering the nasal cavity is

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Epiglottis

Soft palate

Tongue

Pharynx

An example of beautful and delicate sponge called venus flower basket is.

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sycon

Leucoselenla

Euplectella

spongilla

Sphenodon is found is.

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Australia

New Zealand

Texas

Berlin

Muscles of stomach are of which type.

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Skeletal

smooth

Cardiac

Voluntary

Lovastain is used for lowering blood

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Pressure

Glucose

Cholesterol

Neraspora

Which of the following were the first plants that formed true leaves and roots.

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Psillopsids

Lycopods

Ferns

Megophylls

Infectious Hepatitis is caused by.

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HAV

HBV

HCV

HDV

Which one of the given is non sense codon.

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AUG

ACU

GAU

UAA

Fresh water ecosystem covers less than

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7%

5%

3%

1%

The parts of body use extensivly to cope with the environment become larger & stronger, while those that are not used deteriorate was argued by:

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Charls darwin

Alfred wallace

Carolus

Lamorck

Which one of the following is not a joint diseases.

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Arthritis

sciatica

Disc slip

spondylosis

An ezyme that can be used to treat a human Iysosome storage disease is

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B-galactosidase

a-galactosidase

Glucosidase

Invertase

At the time of independence in 1947 the population of pakistan was

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10 m

20 m

25.7 m

32.5 m

In hershey & chase experiment, 32p labeled bacteriophages allowed to infect the becteria.During analysis 32 p activity wa detected:

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In culture medium

On the surface of becterial cell

Inside the becteiral cell

Both a and B

The largest part of brain is

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Cerebellum

Medulla

Cerebrum

Thallamus

Which one of the following pairs represents analogous features?

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Elephant tusks & Human incisors

Insects wings & bat wings

Mammal fore limb & bird wing

Reptilian heart & mammalism heart

Grasslands present in temperate climates are also called

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Prairies

Pampas

plain

Lowland

The decline in thickness of the ozone layer is caused by increasing level of

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Chlorofluorocarbon

Nitrogen

Chlorine

Carbon dioxide

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