Question # 1

Number of bones of sternum is:

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1

8

14

22

In plants, gaseous exchange takes place as:

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CO2 is removed and O2 is absorbed

CO2 is absorbed and O2 is removed

CO2 and O2 both are absorbed

CO2 and O2 both are removed

Which of the following is the abiotic part of ecosystem.

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Grass

Goat

Lion

Soil

Endoparasite is.

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Leech

Lices

Ascaris

Mosquito

The bands of connective tissue which prevent dislocation of bones at joints are:

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ligaments

tendons

cartilage

muscles

The first step of genetic engineering is:

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Growth of the genetically modified organism

Transfer of the recombinant DNA into the host organism

Isolation of the gene of interest

Insertion of gene into a vector.

One of these cycles is also nutrients cycles.

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Biogeochemical cycles

Carbon cycles

Water cycles

Nitrogen cycles

Psilocin is obtained from.

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Cactus

Mushroom

Cannabis stive

Cannabis indica

An example of endoparasite :

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Mosquitoes

Leech

Lice

Plasmodium

Habitat destruction can result in a loss of:

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Species

Population

Community

Ecosystem

Which of the following air pollutant react with water in atmosphere producing acid rain?

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Hydrocarbons fluorine

Flyash, soot

chlorine , smoke

Sulphur dioxide, Nitrogen oxide.

Which one of the following is not an endoparasite?

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Ascaris

Plasmodium

Mosquito

Entamoeba

In first stem of glycolysis glucose molecules breaks ans divide into two _______ molecules

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Citric acid

Lactic acid

Pyruvic acid

Formic acid

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