Question # 1

Malaria is from ____________ word Mala means bad and aria means air.

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Italian

English

German

Swedish

The chromosomes are arranged along the equator of spindle in:

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Prophase

Telophase

Anaphase

Metaphase

Presence of third copy of homoglus chromosomes in the cell is called ........... .

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Monosomy

Disomy

Trisomy

Tetra somy

Which organelles have their own DNA?

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Chloroplast

Mitochondria

Both

None

In Pakistan there are about _____________ kinds of plants.

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3000

4000

5000

6000

The major energy currency of all cells is:

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ADP

ATP

AMP

P-bonds

There are ____________ species of insect's and invertibrates.

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20,700 species

20,750 species

26,700 species

20,800 species

Classification means the grouping of organisms on the basis of:

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How they feed

The features they have in common

How they respire

How they can survive

In adult human, the esophagus is about _____________ long.

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25 cm

25 mm

25 m

25 ft

the first systematic classification was attempted by ____________

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Carolus Linnaeus

Aristotle

Robert Whittaker

None

Cells of which of the followings are called cancerois cells?

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Malignant tumer

Benign tumer

Both a and b

None of the above

If you look at an intact human brain, what you see the mostis a large, highly convoluted outer surface, this is the:

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Cerebrum

Cerebellum

Pons

Medulla oblongata

The catilage found in intervertibral discs is:

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Hyaline

Fibrous

Matrix

Elastic

Livingof Nitrogen bacteria in the roots nodules of Leguminous plant is an example of :

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Predation

Parasitism

Mutualism

Commensalism

The lens found in human eye is:

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Concave

Convex

Both a and b

None of these

The optimum temperature for the germination of the seeds of most plants ranges from:

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20 - 30 ^oC

25 - 35^oC

25 - 30^oC

20 - 25^oC

The gas produced in mesophyll cells as by product during day time is called.

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Oxygen

Carbon dioxide

Nitrogen

Chlorine

The medicine reduces the pain:

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Aspirin

Quinine

Chloroquinne

Resochin

An example of endoparasite :

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Mosquitoes

Leech

Lice

Plasmodium

These are unit of inheritance.

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Genes

Alleles

Phenotype

Genotype

Muscles can only:

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Contract

Push

Expand

All of the above

Ectoparasite is:

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Ascaris

Amoeba

Plasmodium

Leech

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