Question # 1

Green leaves in which glucose is prepared called .......... .

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Source of assimilates

Sink of assimilates

Both

None

Phylums are grouped into _____________

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Phylum

Order

Class

Kingdom

What would be the best experimental design for testing a hypothesis that bean plants require sodium?

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Measure the amount of sodium in a few bean plants

Grow bean plants with and without sodium

Look for sodium in leaf tissues

Analyze root contents for sodium

Phyla are grouped into ____________

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Classes

Family

Kingdom

Order

Example of Apoptotic process is ............... .

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Disappearance of tadpole tail

Disappearance of web human hand

Formation of fingers of hand

All of the above

Fertilizers are of ....... types.

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Two

Three

Four

None

Ribose is a _______ carbon sugar.

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Two

Three

Five

Ten

Cellular organization is absent in:

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Viruses

Bacteria

Algae

Protozoans

_______________ requires the expenditure of energy.

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Diffusion

Osmiss

Active transport

Passive transport

Genus of Pea is:

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Homo

Amanita

Escherichia

Pisum

Saliva is alkaline and contains an enzyme:

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Pepsine

Rennin

Ptyalin

Amylase

Cytocine always makes pair with :

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Guanine

Hydrogen

Adenine

Thymine

Which of the following is not an example of green house gas?

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CO₂

Methane

Oxygen

Nitrous oxide

Which form of nitrogen is taken by the producer of the Ecosystem?

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Nitrogen Gas

Ammonia

Nitrage

Nitrates

the depression near the centre of concave area of kidney is called.

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Cortex

Hilus

Medulla

Pyramids

International breeding between individuals for certain traits, or combination of traits is called as.

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Variations

Evolution

Natural selection

Artificial selection

How many bones make our skull?

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14

22

24

26

The concave part of the kidney is toward.

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Upper

Lower

Toward vertebral column

Away from vertebral column

At the end of a long food chian the energy will be.

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Will more

As same as at start

Will less

Zero

The wok on genetic engineering started in:

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1944

1946

1948

1952

Example of Ectoparasite is:

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Becteria

Virus

Ascaris

Mosquito

Which of these is an anti-viral proteins?

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Urokinase

Thymosin

Insulin

Interferon

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