Question # 1

In oceans especially in tropical regions temperature of surface water is about

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10^oC

15^oC

25^oC

35^oC

Among the birds Drawin collected 13 types of

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Finshes

Robins

Ferrets

Pterodactyls

An essay on the principle of population was published by

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Darwin

Wallace

Malthus

Linnaens

The first restriction enzyme was isolated by

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Kary mulis

Hamilton O. smith

Sagar

Maxam gilbret

Chilas has major terrestrial ecosystem.

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Deciduous forest

Alpine Forest

Grass land

Tundra

Diploid parthenogenesis may occur in

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Aphids

Bees

Wasp

Honey bee

A dichromate can perceive two primary colours but is unable to perceive the one whose opsins are missing due to

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Metamorphosis

Transmutation

Alteration

Mutation

Which plants have the adaptation to remove the flooding of its cells in fresh water

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Xerophytes

Mesophytes

Hydrophytes

Chondrocytes

In Pakistan among the animals declared extinct is

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White headed duck

Marbled teal

Houbara Bustard

Crocodile

Full cell cycle in yeast cells has length of.

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30 minutes

60 minutes

90 minutes

124 minutes

The hormones which controls the development of male secondary sexual characteristics during puberty is.

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Progesterone

Testosterone

Estrogen

Thyroxin

The removal of apex release that lateral buds from the apical dominance. It is called

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Inhibitory effect

Compensatory effect

Apical dominance

Reproduction

The number of lumbar vertabrae are

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5

7

12

33

Which evemt si not associated with the activity of expiration?

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Contraction of diaphragm

More dome like shape of diaphragm

Back ward& downward movement of rib cage

Relaxation of intercoastals muscles

Abdomen has a peritoneal cavity lined by a thin epithelium called

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Pericardium

Peritoneum

Scrotal sac

Pleura

Cortisol brings about an increase in blood glucose level mainly by its production from protein and by

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Insulin

Glucagons

Oestrogen

Progesterone

Bolld group B phenotype contains anti-A antiboides in the serum and agglutinates any RBC with antigen:

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AB

O

A

B

Reptiles and birds are.

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Viviparous

Ovlparous

Marsupial

Ovoviviparous

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