Question # 1

Mendel choose a pea plants for genetical purpose because of the

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Easily cultivation

Numerous varieties

Generation time is reasonably short

All of above

In Linnaeus's system each species has a scientific name comprising of

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3-words

4-words

One words

2-words

Common name of black mould is

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Neurospora

Penicillium

Rizophus

Amanita

Cell wall of plant cells consists of

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Middle lamella

Primary wall

Pri-wall secondary wall & middle ismella

None

The number of naturally occurring chemical elements is

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126

86

92

206

In cockroach trachea is lined by a

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Lignin

Chitin

Membrane

Tissues

Which of the following shapes of bacteria are present

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Cocci

Bacilli

Spiral

All of above

Which of the following are example of divergent evolution

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Wings of bat

Wings of birds

Forelimbs of man

Wings of insects

Cell membrane helps to take in liquid material is called

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Endocytosis

Phagocytosis

Pinocytosis

Ingestion

In planarians the exchange of materials takes place by

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Blood circulatory system

Flame cells

No special transport system

None

Respiration in plants occurs only

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Day

Night

Day and night

Day & evening

Bryophytes belonging to hepaticopsida are also called

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Liverworts

Funaria

Horn worts

Marchantia

Use of water in Domestic : Industrial

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10% : 90%

20% : 80%

30% : 70%

50% : 50%

Which of the following statement about fossils is wrong

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Fossils are the actual remains of organisms

Fossils may be traces of organisms that lived in ancient geological times

Organisms that are embedded in sand resins or ice can not be considered in fossils

Most fossils are found in sedimentary rocks

In case of enzymes the detachable co-factor is called

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Reactant

Activator

In activator

None

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