Question # 1

Biosphere surrounding the Earth is about.

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17 KM

18 KM

19 KM

20 KM

Which statements is not true about cartilage?

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calcium and phosphate minerals are absent in the matrix of cartilage

The cells of cartilage are called chondrocytes

blood veessels enter into cartilage

cartilage is less strong than bone

The type of symbiotic relationship in which one member get benefit and other is harmed is called.

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Parasitism

Mutualism

Commensalism

Predation

The alternate forms of a gene are called:

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traits

companion genes

alleles

homologous genes

it is example of secondary consumer.

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Cattle

Snake

Lion

Frog

Which joints allow no movement?

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Moveable joints.

Slightly moveable joints

Immoveable joints

None of these

To Preserve fruits, vegetables and pickles we add.

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Water and Yogurt

Salt and acid

Flour and salt

Onion and garlic

For which purpose antobiotics are use:

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For virul infections

For treatment of becterial infection

Against infection

A and B both

Aspirin is categorized as:

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A drug from animals

A synthetic durg

A drug form plants

A drug from minerals

Drugs ineract with Central Nervous system to depress its activities belong to the group of Drugs called.

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Sedatives

Narcotics

Analgesics

Vaccines

The organisms expressed physical trait such as seed colour or pod shape is called.

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Genotype

Phenotype

Karyotype

Baby type

The rise of the bread is due to;

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carbon dioxide

ethanol

acetaldehyde

pyruvic acid

A cough, mild wheezing, fever chills and shortness of breath are symptoms of:

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Emphysema

Pneumonia

Bronchitis

Asthma

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