Question # 1

Ribosomal RNA is synthesized and stored in

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Nucleolus

Mitochondria

Nucleus

Chloroplast

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

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Psillopsids

Lycopods

Ferns

Megophylls

The detachable co factor of an enzyme is known as

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Co enzyme

Ap enzyme

Activator

Prosthetic group

The process by which the water leaves the body of sponges are called.

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Ostia

Mouth

Anus

Osculum

The common name of solanum melangena.

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Onion

Brinjal

Potato

Amaltas

Which is correct order of parts of air passage ways in man.

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Nostrils, Nasal cavity, Pharynx, Larynx

Nasal cavity, Nostrils, Pharynx, Larynx

Nasal cavity, Pharynx, Nostrils, Larynx

Nostrils, Pharynx, Larynx, Nasal cavity

The soluble part of the cytoplasm called.

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Stoma

Gel

Matrix

Cytosol

The lowest percentage of bio elements in man among the following is of.

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Chlorine

Sulphur

Manganese

Iron

Which one of the following is a correct sequence in biological methods

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Observation-hypothesis-law-theory

Observation-hypothesis-deduction-testing of deduction

Hypothesis-observation-deduction-testing of deduction

law-theory-observation-deduction

The body of animals which can be divided into two equal halves only in one plan is termed as

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Asymmetrical

Bilaterally symmetrical

Radically symmetrical

None of these

Ribosomes are chemically composed of

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Only protein

Only DNA

Only RNA

Both a and c

In 1999,transgenic crops were planted world wide on more than

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20 millions areas

35 millions areas

70 millions areas

90 millions areas

80% haemophiliacs suffer from haemophilia A due to abnormality of factor

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VIII

IX

X

XI

In 1882, chromosomes were first observed by.

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John Brown

T.H.Morgan

Walter fleming

Walther sutton

Each nuclear power station only can last for about

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10 years

20 years

30 years

40 years

The number of nucleotides in the DNA of a typical human chromosome is about

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10 Million

40 million

80 million

140 million

Acute forms of arthritis usually result from

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Bacterial invasion

Viral inversion

fungal invasion

Severe injury

In the eighteenth century organisms were classified by

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Charles Darwin

Alfred Wallace

Carolus Linnaeus

J.B Lamarck

Shape of the plant cell does not change greatly compared with an animal cell because it is surrounded by a rigid

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Cell membrane

Capsule

Sheath

Cell wall

Endocrine gland secrete

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Harmones

Salts

Enzymes

Mucous

Biogeography is the geographical distribution of.

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Phylum

species

Genera

Classes

Nephridia are the excretory structures present in.

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Hydra

Planaria

Cockroach

Earth worm

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