Question # 1

The deficiency of which hormone cause goitre?

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insulin

thyroxin

parathormone

epinephrine

Water lily is example of.

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Halophytes

Hydrophytes

Xerophytes

Mesophyte

Adenine always pairs with:

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thymine

guanine

cytosine

uracil

The two main functions of sweat are.

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To keep the body cool and to remove excess proteins.

To keep the body warm and to filter the bood

To filter the blood and the remove waste product

To remove waste products and to cool the body.

The waste products secreted by kidneys contains.

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Urea, water and salts

Salts, water and carbon dioxide

Urea and water

Urea and salts

Cactus plant produces :

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Psilocin

Mescaline

Morphine

Codeine

Bones in skull are:

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22

23

24

25

In tissue culture technique, cell starts mitosis and produce masses of cells called.

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Clonning

Graftings

Calluses

Rhizome

Bacterium which prepares human growth hormones was synthesized in.

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1980

1910

1970

1977

The major process that brings carbon from atmosphere into living world is:

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Photosynthesis

Respiration

Both a and b

None of these

Fruit is formed by:

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Ovule

Ovary

Calyx

Style

Find the ball-and -socket joint:

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Joint in the finger bones.

Joint of neck and skull bones.

Joint at elbow

Joint at pelvic girdle and leg bones.

Which one of the following is tertiary consumer.

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Owl

Larva of burtterfly

Deer

Rabbit

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