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Standard VIII

Chemistry

Introduction to Water

The human bod...

Question

The human body contains water up to ___ .

90%

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40%

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60%

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80%

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Solution

The correct option is C
60%

On average, the body of an adult human being contains 60% water. Most of the water in the human body is contained inside our cells. The body of a newborn is composed of more water (75%) than that of an elderly person (50%).

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Similar questions

Q. The adult human body contains

40

liters of water which forms

60 %

of the body weight. If a person is

80

kgs, how much water would be present in his body?

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,

50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

Construct a frequency distribution table.

Q. The amount of water in a person's body varies directly with the person's weight. A person weighing

90 k g

contains

60

litres of water. How many litres of water will a person weighing

50 k g

contain?

Q. The marks obtained by 40 students of a class are given below :

80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70, 10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80,

90, 50, 80, 60, 70, 40, 50, 60, 90, 60, 40, 40, 60

, and

60

How many students obtained marks below

40

The marks obtained by $40$ students of a class are given below :
$80, 10, 30, 70, 60, 50, 50, 40, 40, 20, 40, 90, 50, 30, 70,$
$10, 60, 50, 20, 70, 70, 30, 80, 40, 20, 80, 90,$ $50, 80,$
$60, 70, 40, 50, 60, 90, 60, 40, 40, 60$ , and $60$

How many numbers are less than

35

The human body contains water up to ___ .

The correct option is C 60% On average, the body of an adult human being contains 60% water. Most of the water in the human body is contained inside our cells. The body of a newborn is composed of more water (75%) than that of an elderly person (50%).

The correct option is C
60%

On average, the body of an adult human being contains 60% water. Most of the water in the human body is contained inside our cells. The body of a newborn is composed of more water (75%) than that of an elderly person (50%).