Question # 1

The unit of excetory system is

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nephron

neuron

alveolus

loop of Henle

Organs which work for homeostasis are:

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Lungs

Skin

Kidney

All

Which is the correct order for the path taken by urine after it leaves the kidneys?

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Urethra, bladder, ureters

Bladder, ureters, urethra

Ureters, bladder , urethra

Bladder, urethra, urelers

The example muciliage excreting plant is:

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keekar

rubber

conifers

lady finger

Which organ filter the blood.

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Intestine

Kidney

Stomach

Brain

Example of hydrophyte plants is.

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Grass

Sea grass

Catus

Water lilly

The loss of water from plant surface in the form of vapours is called.

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Transpiration

Guttation

Excretion

Thermoregulation

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

Normal pH of blood is maintained at.

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7.35 -7.40

7.35-7.45

7.30-7.40

7.30-7.45

U-Shaped part of renal tubule is called.

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Renal corpuscle

Glomerulus

Loop of henle

Bowman's capsule

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.

Play role is maintaning body temperature.

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Lungs

Skin

kidneys

Ear

The weight of human kidney is about.

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5 g

10 g

17 g

27 g

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