Question # 1

In 1944 Oswald Avery along with Colin Macleod and Maclyn McCarty repeated experiments of

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Lamarck

Griffith

Darwin

Spemann

Sciatica is characterized by stabbing pain radiating over the course of.

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Sciatic artery

Sciatic nerve

Sciatic capillary

Sciatic vein

Human lungs are spongy due to the presence of million of:

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Bronchi

Alveoli

Bronchioles

Trachea

Syphilis is caused by a spirochete named as.

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Nisseria gonorrhea

Theponemapallidum

Escherichia coli

Hypomicrobium

The Planaria flatworm have simple tubular excretory system known as.

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Protonephridium

Mesonephridum

Prenephridium

Metanephridium

The plant hormone that inhibit the growth lateral shoots.

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Cytokine

Auxin

Gibberellin

Ethene

Archaeobacteria can tolerate temperature upto.

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120 ^oC

140 ^oC

160 ^oC

180 ^oC

The type of inheritance with same phenotypic and genotypic ratio in F2

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Dominance

Incomplete dominance

Co dominance

Epistasis

Primer for PCR contains about.

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5 bases

10-20 bases

30 bases

40 bases

Which one is an example of Xerophytes.

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Brassica

Rose

Cactus

Mango

Bombay phenotype is an example of.

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Pleiotropy

Probability

dominance

epistasis

What would be expected to happen if all the nitrogen-fixing organisms ceased to exist?

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There would be no significant change in number of animals

The total number of biomass would be reduced

All organisms would die out

The nitrogen level of the atmosphere would be increase

If the amount of adenine in DNA of a bacterial cell is 36% of the total nitrogenous bases, what will be the amount of guanone in the DNA of a cell in next generations:

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14 %

28 %

36 %

64 %

It is estimated that human genome could take an encyclopaedia of 200 volumes each with

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10 pages

100 pages

1000 pages

10,000 pages

Lichens are example of.

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Parasitism

Predation

Commensalism

Mutualism

Parathyroid hormone acts to ensure that

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Calcium levels in the blood never drop too low

Sodium levels in urine are constant

Potassium levels in the blood do not escalate

The concentration of water in the blood is sufficient

Organisms that have had a foreign gene inserted into them are called.

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Transgenic organisms

Polygenesis

Hermaphrodites

Transmuted organisms

The malpighian tubules remove nitrogenous wastes from the

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Lymph

Hind gut

Hemolymph

Coelomic fluid

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