Question # 1

Vascular plants belonging to subdivision sphenopsida ae commonly called.

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Whisk ferns

Club mosses

Horsetails

Ferns

Which one of the following statements about enzymes is not true

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They consist of proteins or without a non-proteins part

They change the rate of catalyzed reaction

They are sensitive to heat

They are non-specific in their action

Primary host of tape worm is.

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Man

Cattle

Sheep

Snail

Magnesium is an important nutrient ion in green plant as it is an essential component of

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Cell sap

Protean

chlorophyll

Glucose

Which one the following is not a lipid.

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Rubber

Chitin

Cholesterol

Cutin

In fungi, asexual reproduction takes place by

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Conidia

fragmentation

Budding

All of the above

Madcow disease is caused by.

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Bacteria

Fungus

Prions

Virion

The main tracheal trunk in cockroach communicates with exterior by

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100 pairs

10 pairs

8 pairs

4 pairs

Lichens are very good bio indicators of.

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Air quality

Soil quality

Water quality

Mineral

An aphid that attacks Walnut tree is being controlled biologically by.

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House

Honey bee

Mosquito

Wasp

One of the following is a fossil fish.

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Cotylosaurs

Veranope

dipnol

Archaeopteryx

Which is the end of muscle which remain fixed when then muscle contracts.

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Insertion

Origin

Tendon

Belly

On the basis of structure and shape of the cap,two species of Acetabularia have been identified

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Acetabularia mediterrance & A.crenulata

A.typhi & A.mediterranea

A.crenulate & A.sisso

A.crenulata & A.arabica

Innate behaviour is a collection of responses that are predetermined by the

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Heritage

Birthright

Inheritance

Legacy

The fishes which drink large amount of sea water and excrete concentrated urine are.

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Cartilaginous fishes

Bony fishes

Lung fishes

Jawless fishes

Nerve cells and eye lens cells remain in stage for life time.

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G0

G1

S

G2

A sequence of three nucleotides in mRNA is called.

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Cistron

Codon

Anticodon

Templet

Each bivalent consists of four.

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Chromosomes

Chromatids

spores

Chiasmata

P660 is quiescent from, is converted to active p 730 by the absorption of.

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Blue light

Red light

Orange light

Yellow light

Annual rain fall in deserts is less than

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25 to 50 cm

10 to 22 cm

15 - 25 cm

20 to 40 cm

Trial and error learning has no role in

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Operant learning

Classical conditioning

Insight

Imprinting

The organic portion of bones matrix is important in providing all but:

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Tensile strength

Hardness

To resist stretch

Flexibilty

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