Question # 1

Cases of disputed parenthood can be solved with the help of

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DNA Finger printing

Cloning

RNA Finger printing

Gene sequencing

Pinus wallichiana pinus roxbugil Abies pindrow picea smithiana Cederous deodara are plants of

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Coniferous alpine and boreal forests

Temperate deciduous forests

Tropical rain forests

Grassland ecosystem

A natural process in which surface soil is removed by the action of water or wind is

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Corrosion

Attrition

Erosion

Weathering

The stabbing pain in leg is

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Arthritis

Herniation

Sciatica

Spondylosis

During gastrulation the blastoderm splits into two layers, an upper layer of cells is called.

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Hypoblast

Area pellucida

Epiblast

Area Opaca

The human egg is swept through the oviduct toward the uterus by:

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The beating of the egg's cilia

Rhythmic contraction of the uterus

Rhythmic contraction of the oviduct

The beating of the cilia in the oviduct

Recombinant DNA is introduced into the host cell by means of a.

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Vector

Phage

Bacterium

Fungus

The structure which respond are called.

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Effectors

Nerves

Receptors

Sense organs

Secondary growth leads to an increase in the diameter if the.

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Leaf

Root

Stem

Stem and root

Water used for industrial purposes is about

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9%

90%

70%

50%

DNA finger prints can also be used as

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Crime evidence

Forensic evidence

Litigation evidence

Offence evidence

Eukaryotes are thought to have first appeared about____billion years ago

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1.2

1.3

1.4

1.5

Primer for PCR contains about.

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5 bases

10-20 bases

30 bases

40 bases

The human embryo is referred to as the fetus from beginning of.

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3rd month

3rd week

6th months

6th week

Osteoblast and osteoclasts continue to migrate inward multiply rapidly and gradually convert the soft calius into

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Hard callus

Stony callus

Bony callus

Jolly callus

Excretory structure present in cockroach are.

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Contractile vacuole

Malpighian tubules

Nephridia

Flame cells

During elongation, the cell volume increase upto.

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50 fold

100 fold

150 fold

200 fold

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

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