Question # 1

How many children born in each each minute in the world?

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100

150

180

200

During rain the rate of transpiration is ............. .

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Minimum

Maximum

Both

None

Prior to cell replicates or duplicates its genetic material , the products are connected by a centromere and are called:

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Sister chromosomes

Homologous chromosomes

Non-sister chromatids

Sister chromatids

Lock and key model was proposed by:

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Emil Fischer

Melcher

Koshland

Saugeo

Destruction of trees in unwise and unplanned manner is called _____________

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Deforestation

Reforestation

Destruction

Extension

Breaking of large molecules of fats into small droplets is called:

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Emulsification

Digestion

Assimilation

Egestion

The hepatic portal vein carries blood from the _______to the_______.

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Small intestines, liver

Small Intestines, heart

Liver, heart

Small intestines, colon

Ronald Ross experimented on ____________ and ____________mosquitoes.

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Culex

Anopheles

Both

None

The chromosomes are arranged along the equator of spindle in:

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Prophase

Telophase

Anaphase

Metaphase

Which food group is our body's best source of energy?

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Meat Group

Fats,oils and sweets

Breads and cereals

Milk and cheese

Viruses are not classified in any kingdom because:

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They are too poorly understood

They are too small

Their genetics cannot be determined

They are not considered organisms

Which of the following structures are not cells.

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Lymophocytes

Eosinophils

Monocytes

Platelets

The famous bookd Al-Nabatat was written by.

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Bu Ali sina

Jabir Bin Hayan

Abdul Malik

Ibn-e- Nafees

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