Question # 1

pH value of milk of magnesia.

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7

11

9

14

The section of DNA which has information for making a specific protein is called.

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DNA strand

Nucleotide

Chromosomes

Gene

1 kPa=

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1000 Pa

100 Pa

1056 Pa

800 Pa

Consumers that actively hunt other organism are called.

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Prey

Competitor

Predator

Symbiont

The SI unit of voltage is.

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Watt

Joule

Coulomb

Volt

The basic particle of an element is called.

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Compound

Mixture

Atom

None of these

The weight of brain of an adult main is.

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1.5 kg

2.0 kg

2.5 kg

3.0 kg

--------occupy the b ase of pyramid.

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Producers

Primary canivores

Herbivores

Top carnivores

Which factor is responsible for ecological imbalance.

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Over hunting

Change in water supply

Migration

All these

Metals have .......... melting and boiling point.

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Low

High

Very low

Normal

Cleaning of ...... by artificial method is called dialysis.

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Water

Urine

Acid

Blood

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