Acids, Bases and Salts-How Strong Are Acid or Base Solutions? (CBSE (Central Board of Secondary Education- Board Exam) Class-10 Science): Questions 13 - 20 of 20

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 167 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

Question number: 13

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » pH Scale

One Liner Question▾

Write in Brief

What is mechanism of indication of acid and base indicators?

Question number: 14

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » Importance of pH in Everyday Life

One Liner Question▾

Write in Brief

What is the normal pH of human blood?

Question number: 15

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » pH Scale

Short Answer Question▾

Write in Short

Write a note on pH scale.

Question number: 16

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » pH Scale

Short Answer Question▾

Write in Short

What are olfactory indicators?

Question number: 17

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » pH in Our Digestive System and Cause of Tooth Decay

MCQ▾

Question

Role played by Equation in human digestive system:

Choices

Choice (4) Response

a.

Enzyme function effectively only at certain Equation

b.

Help in digestion of food

c.

Permits selective detection, identification and isolation of certain substances

d.

Both a. and b. are correct

Question number: 18

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » pH Scale

MCQ▾

Question

Equation of a solution means:

Choices

Choice (4) Response

a.

Negative logarithm of hydrogen ion concentration

b.

Strength of acidity of a solution

c.

Both a. and b. are correct

d.

None of the above

Question number: 19

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » pH in Our Digestive System and Cause of Tooth Decay

MCQ▾

Question

The change in Equation causes:

Choices

Choice (4) Response

a.

Less growth of plants

b.

Tooth decay

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 20

» Acids, Bases and Salts » How Strong Are Acid or Base Solutions? » Importance of pH in Everyday Life

MCQ▾

Question

Equation in everyday life is:

Choices

Choice (4) Response

a.

Self- defence by animals

b.

Self- defence by plants

c.

Animal and plants are Equation sensitive

d.

All a. , b. and c. are correct

f Page
Sign In