Question # 1

Enzyme that are integral part of ribosomes are involved in the synthsis of

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Lipids

Carbohydrates

Proteins

None of these

Cotton is apure

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Cellulose

Poly saccharide

Both a and b

None of these

The soluble part of the cytoplasm called.

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Stoma

Gel

Matrix

Cytosol

Pseudo coelom is characteristic.

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Nematoda

Mollusca

Annelida

Echinodermata

Apoplast pathway becomes discontinuous in endodermis due to.

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Pericycle

Xylem

Casparian strip

Cortex

The earliest group of vascular plant is

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Psilopsida

Pteropsida

sphenopsida

Lycopsida

An isolated virus is not considered living, since it

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Separates into two inert parts

Cannot metobolize

Rapidly looses its gnome chemically inert

Is coated with an airtight shield

________ has eight eyes.

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Lamprey

Snake

Bat

Spider

In psilopsida sporangia are product at

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Tips of branches

In the axils of branches

Margins of leaves

Axits of leaves

The largest brown aloae are called

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diatoms

Kelps

Dinoflagellates

Gonidium

Hepatitis C is caused by virus.

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DNA -Non enveloped

DNA Enveloped

RNA non enveloped

RNA enveloped

The change of frequency of alleles at locus that occur by chance is called.

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Mutation

Migration

Genetic drift

Selection

Tundra ecosystem is located on Mountains

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Kara-koram

Hindukush

Salman

Both a & b

Bundle caps in sunflower stem, are formed by

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Sclerenchyma

Parenchyma

Mesenchyma

Collenchyma

Abdomen has a peritoneal cavity lined by a thin epithelium called

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Pericardium

Peritoneum

Scrotal sac

Pleura

The inner soft wall of human uterus is called.

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Ectometrium

Exometriium

Endometrium

Myoul

A probe is a single stranded nucleotide sequence that will hybridize in to certain piece of.

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Amino acids

DNA

Carbohydrate

RNA

Ethene induce flowering in

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Banana

Rose

Pine apple

Orange

All the collecting tubules of human kidney finally discharge into the.

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Bowman's capsule

glomerulus

Pelvis

Urethra

Transgenic bacteria are produced in large vats called.

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Transducer

Bioreactor

Biomultipller

Culter media

In xerosere, polytrichum and tortula represent.

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Herbaceous stage

Moss stage

Follage lichen stage

Crustose lichen stage

Moderate grazing is very helpful to maintain ecosystem.

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Tundra

Grass land

Pond

Desert

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