Question # 1

The pouched mammals are

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Prototheria

Methatheria

Eutheria

Egg lying mammals

Carbon di oxide enters the leaves through.

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epidermis

Cuticle

Stomata

Air space

The sub class that has not primitive mammals is

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Prototherian

Eutherian

Megatheria

None of these

Normal pH of human blood is.

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4.4

5.4

6.4

7.4

Polymorphism is a characteristic of members of phylum.

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Porifera

Cnidaria

Annelida

Arthropoda

Sides of Digestion in the digestive system of man are.

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01

02

03

04

Which of the following is not found in all bacteria is

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Cell membrane

A nucleoid

Flygella

None of these

How many molecule of oxygen can bind with a molecule of myoglobin.

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4

3

1

2

Reindeer moss is a

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Fungus

Lichen

Moss

Mold

Van Niel hypothesized that source of oxygen during photosynthesis is.

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Water

NADP

Chlorophyll

Carbon di oxide

chlorophylls are insoluble in.

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Alcohol

Acetone

Carbon tetra chloride

Water

The base pairs in human genome are.

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Two billion

Three billion

Four billion

Five billion

The negative physiological changes in our body are said to be

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Maturation

Childhood

Agning

Displacement

Hereditary characteristics pass from parents to offspring through genes in their

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Nuclei

DNA

Gametes

Body

Dialyses means

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Removing the blood

Cleaning the blood

Diluting the blood

Storing the blood

Active membrane potential is

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0.05 volts

- 50 mv

Both a & b

0.07 volts

Archaebacteria tolerate temperatures up to

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10^oC

40^oC

67^oC

120^oC

Oestrus cycle, a reproductive cycle in found in as females except.

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Cat

Cow

Humanin being

Lion

The sleep movements of plants fall under the categery of

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Growth

Tactic

Turgor

Tropic

The simplest form of learning behaviour is

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Imprinting

Habituation

Latent learning

Insight learning

The human life is judged to be maximum of.

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60-70 years

70-100 years

120 -175 years

130-135 years

Lavering is the characteristic of.

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Tundra

Desert

Grass land

Talga

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