Question # 1

................................ is/are the treatments of renal failure.

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Kidney transplant

Surgery

Dialysis

Dialysis and kidney transplant

The organisms upon whihc a redator feeds are called.

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Prey

Carnivores

Herbivores

Producers

Our Sun is ............ kilometres away from the Earth.

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10 millions

12 millions

15 millions

20 millions

Human nerous system consists of.

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CNS

PNS

Organ system

CNS and PNS

Organism in ecologicla communits interact with one anothe rin....... major ways.

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Two

three

Four

Five

A bacteria is used in genetic engineering because of their.

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Size

Nucleus

Gene

Fast rate of reproduction

The product fo the reaction between zinc and dilute sulphuric acid are.

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Zinc oxide and water

Zinc sulphide and water

Zinc sulphate and hydrogen

Zinc sulphide and hydrogen

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

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Producers

Primary canivores

Herbivores

Top carnivores

6th period in periodic table contains elements.

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2

8

16

32

In pea, there are chromosomes.

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14

16

20

48

Law of conservation of mass put forward in.

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1783

1784

1785

1786

Sodium hydroxide solution in water will

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Turn blue litmus red

Give pink colour with phenolpthalein

Give red colour with methyl orange.

Not affect the phenolphthalein indicator

How many oxygen atoms are present in onw molecule of Mg(HCO3)2

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2

4

6

8

Reduction of chromosomes takes place during.

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Mitosis

Meiotic -I

Meiotic -II

Both mitosis and meiotic -II

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