Question # 1

Destruction of trees in unwise and unplanned manner is called _____________

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Deforestation

Reforestation

Destruction

Extension

Which of these materials is not a component of the plasma membrane?

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Phosphorous

Glycoproteins

Proteins

DNA

Third kingdom i.e. protista was proposed by:

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Margulis

Schwartz

Ernst Hackel

Tournefort

In most plants, the food is transported in the form of:

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Glucose

Sucrose

Starch

Proteins

Reproducitve organ of the Plant is.

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Root

Stem

Leaf

Flower

The number of bioelemets in nature is.

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13

14

15

16

Chloroplast helps in _______________

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Photosynthesis

Respiration

Brething

Digestion

Rickets develops due to deficiency of _____________ vitamin.

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B

A

D

C

Which of the following macro nutrient is the part of chlorophyll?

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Calcium

Magnesium

Sulphur

Iron

The phenomenon of spread of tumor is called:

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Malignant

Benign

Metastasis

Mitosis

Green leaves in which glucose is prepared called .......... .

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Source of assimilates

Sink of assimilates

Both

None

The chemical composition of glomerulus filtrate is:

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Water + salts + glucose + urea

salts + glucose + blood cells

blood cells + proteins + water

glucose + urea + proteins + water

How many types of Difference shown by individuals of same species?

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1

2

4

6

It is change in characteristics of a population or species of organisms over the course of generations:

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Replication

Transcription

Evolution

Translation

Breakdown of glucose molecule in the presence of oxygen called :

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Glycolysis

Mytosis

Both a and b

None of these

Special organs , tissues or cells of the body which detect stimulae:

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Receptors

Coordination

Effectors

Dentrites

The microorganism used in the formation of Ethanol is.

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E-Coli

Virus

Bacillus

Sacchromyces

Nose and larnyx are made up of:

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Hyaline Cartillage

Elastic Cartillage

Fibrous Cartillage

Bone

One of the drugs derived from minerals:

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Aspirin

Opium

Iodine Tincture

Streptomycin

In the atmosphere, carbon is found as

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graphite

diamond

carbonates

carbon dioxide

Which is not an advantage of grafting?

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The graft is identical to the parent plant.

Grafting allows the propagation of seedless fruits.

The graft combines the characteristics of two plants.

Grafting may allow for the faster production of desirable fruits.

Maintenance of balance in the amounts of water minerals, temperature and glucose in body is called.

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Excretion

Tubular secretion

Homeostasis

Reabsorption

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