Question # 1

The alternate forms of a gene are called:

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traits

companion genes

alleles

homologous genes

Cactus plant produces :

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Psilocin

Mescaline

Morphine

Codeine

The treatment through genes is called:

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Gene Therapy

Chemo Therapy

Radio Therapy

Physio Therapy

Calyx is the outer most whorl of the flower and bears the colour:

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Red

Green

Blue

white

The allele which is nto expressed in F₁ generation is called:

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Dominant

Recessive

Mutant

Selected

For removing stone method in which non-electrical shock waves are bombarded on stones is called.

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Lithotripsy

Surgery

Dialysis

None of these

International breeding between individuals for certain traits, or combination of traits is called as.

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Variations

Evolution

Natural selection

Artificial selection

What do some bones produce?

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Mucous

Harmones

Oxygen

Blood cells

An example of hardest connection tissue in the body is:

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Cartillage

Bone

Blood

fats

All ecosystems of the world combine to form.

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Community

Population

Biosphere

Competition

Where does the gaseous exchange occur in humans:

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Pharynx

Larynx

Trachea

Epiglottis

Outside back bone of double helix is made up:

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Sugar

Phosphate

Sugar Phosphate

None of these

The hard outer layer of a bone is called;

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Bone marrow

Hyoid bone

Spongy bone

Compact bone

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