Question # 1

Which of the following tissue layer us found in all blood vessels?

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Smooth muscle

Endothelium

Skeletal muscle

Connective tissue

Kitab Al-Hayawan is the book of _____________

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Aristotle

Al Jahiz

Whittaker

Linnaeus

_______________ requires the expenditure of energy.

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Diffusion

Osmiss

Active transport

Passive transport

When we study the feeding relation emong animals of diffrent species of a forest.at which level of organization we are.

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Individual

Population

Community

Biosphere

Closely related genera are grouped into ____________

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Family

Species

Order

Phyla

Characteristics of fungi are .

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Cellular eukaryotes

Lack chlorophyll

Heterotrophic

All of the above

_____________ have same number of chromosomes.

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Species

Genus

Family

Phyla

The _________ is a major component of plant cell walls.

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Chitin

Peptiodglycan

Cellulose

Cholesterol

The fund event of interphase occurs with .............. .

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Replication of DNA

Replication of centriol

Movement of centriol

Both a & b

_______________ described the nucleus as characteristics spherical body in plant cells.

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Robert hooke

Robert Brown

Leeuwenhoek

Dolland

Many bacteria in colon produce vitamin ____________ necessary for coagulation of blood.

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A

K

C

D

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

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Italian

English

German

Swedish

A species is a group of natural population which can:

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Interbreed and produce offsprings

Interbreed in nature and produce offspring

Interbreed and produce fertile offspring

Interbreed in nature and produce fertile offspring

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