Question # 1

The basic tropic level of all food chain is.

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Producers

Consumers

Decomposers

Reducers

Enzyme used to cut the identified gene from the total DNA of Donor organisms is.

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Endonuclease

Ligase

Restriction Endonuclease

Amylase

The simplest method of asexual reproduction is:

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Fragmentation

budding

parthenogenesis

binary fission

One organism kills and feed on other organism is called.

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Predation

Parasitism

Mutuatism

Commensalism

The components of coordination action are:

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two

three

five

seven

Where does the gaseous exchange occur in humans:

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Pharynx

Larynx

Trachea

Epiglottis

Transmission of Characters from parent to offspring is called.

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Inheritance

Mutation

Regeneration

Repreduction

The normal body temperature of man is:

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27°C

37°C

47°C

57°C

Which form of nitrogen is taken by the producers of the ecosystem?

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Nitrogen gas

Ammonia

Nitrates

Nitrites

The plant which have broad leaves and a large.

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Hydrophytes

Xerophytes

Halophytes

Bryophytes

By drinking plenty of water how many stones can be avoided?

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20%

30%

50%

90%

In the atmosphere, carbon is found as

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graphite

diamond

carbonates

carbon dioxide

Cytocine always pairs with:

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Guanine

Adenine

Uracil

Thymine

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