Question # 1

The purpose of rib cage is to:

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Protect the stomach

Protect the spinal cord

Protect the heart and lungs

Provide an object to which the lungs can attach

Overall, the human skeleton is made of bony framework but in certain parts it is supplemented by:

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Blood Vessels

Bone

Cartilage

Nerves

Smoking may also lead to the cancers in:

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Kidneys and pancreas

Oral cavity and larynx

Breast and bladder

All of them

Organisms in the ecosystem that are responisble for recycling of plant and animal wastes are:

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Producers

Consumers

Decomposers

Compititors

Antibiotics kill or stop growth of.

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Worms

Viruses

Bacteria

Yeast

In dihybrid cross the genotypic ratio of F2 generation is:

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1 : 1 ; 1 : 1

1 :3 :1 : 1

1 : 2 : 2 : 1

9 : 3 : 3 : 1

Which of the following is the abiotic part of ecosystem.

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Grass

Goat

Lion

Soil

Cacti are example of:

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Hydrophytes

Xerophytes

Halophytes

None of these

In wood seems and roots the gaseous:

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lenticels

epidermal cells

somata

micropyle

Babies are born with about________ soft bones.

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206

250

300

350

The elongation of eye-ball results in.

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Myopia

Blindness

Deafness

None of these

Which scientist discovered the antibiotic penicilin?

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Joseph Lister

Sir Alexander Fleming

Lan Wilmut

Edward Jenner

A part from hearing, what other major body function is performed y the ear?

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Hormones secretion

Body blance

Reduction in nerve pressure

All of these

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