Question # 1

When we add more substrate to an already occuring enzymatic reaction and there is no increase in the rate of reaction, what would you predict?

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All actives sites have been occupied by substrate molecules

The enzyme molecule have denatured

More substrate acted as inhibitor

More substrate has disturbed has disturbed the pH of the medium

Phloem tissues are made up of:

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Tracheids & Vessel cells

Tracheid & companion cells

Sieve tube cells & companion cells

Sieve tube cells & trancheids

Zaccharia Janssen and Hans Janssen were two ___________ eye glass makers.

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German

Dutch

British

America

Cell theory was proposed by:

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Robert Hooke

Schwann

Schleiden

Both B and C

Plasmodium was first seen by:

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Ross

A.F.A.King

Laveran

None

Abdul Malik Asmai was born in.

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721 AD

780 AD

740 AD

980 AD

There are _________ P-bonds in an ATP molecule.

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Two

Nine

Six

Four

Fungi cannot be placed in plantae kingdom because:

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Fungi lack cell wall

Fungi lack root, stem and leave

Fungi lack chlorophyll

Fungi do not store food

Which mosquito spread malaria in birds.

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Anopheles

Culex

Anopheles & Culex

None of these

A certain organism is multicellular, adapted for photosynthesis, and has multicellular sex organs. To which kingdom does it belong?

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Animalia

Fungi

Plantae

Protista

When we study the feeding relation emong animals of diffrent species of a forest.at which level of organization we are.

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Individual

Population

Community

Biosphere

Following are not fat-soluble vitamins.

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A and D

E and K

B and C

D and E

Eukaryotic Ribosome is .............. .

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20s

30s

80s

70s

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