Question # 1

By drinking plenty of water how many stones can be avoided?

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20%

30%

50%

90%

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

Water lily is example of.

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Halophytes

Hydrophytes

Xerophytes

Mesophyte

The function of kidneys is;

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urine formation

food transport

absorption of food

removal of oxygen

The process of guttation occurs in the plant.

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Pine

Grass

Keekar

Rubber plant

During peritoneal dialysis, the waste materials move from:

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The abdomen to the dialysis fluid

The dialysis fluid to the peritoneum blood vessels.

The peritoneum blood vessels to the dialysis fluid

The dialysis fluid to the abdomen.

The organ which performs Osmoregulation function is:

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lungs

kidneys

stomach

skin

The unit of excetory system is

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nephron

neuron

alveolus

loop of Henle

The plants living in dry environment are

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halophytes

hydrophytes

epiphytes

xerophytes

Adaptions found in plants to keep the balance of carbon dioxide and oxygen are:

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photosynthesis

stomata

transpiration

all to these

Urine is temporarily stored in which of these until it is released from body.

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Kidney

Ureter

Urinary bladder

Urethra

The tube between kidney and urinary bladder is the.

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Ureter

Urethra

Renal tubule

Nephron

The typical volume of urine produced by an average adult per day is:

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1 liter

2 liter

1.4 liter

5 liter

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