NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1252 - 1258 of 1732

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Question 1252

Question MCQ▾

Vaporization process is a:

Choices

Choice (4)Response

a.

Chemical change

b.

Physical change

c.

All of the above

d.

None of the above

Edit

Question 1253

Question MCQ▾

Which of them is not a type of enzyme?

Choices

Choice (4)Response

a.

Amylolytic

b.

Proteolytic

c.

Lipolytic

d.

None of the above

Edit

Question 1254

Question MCQ▾

What is crown?

Choices

Choice (4)Response

a.

Soft material inside the teeth

b.

The middle layer in teeth

c.

Portion of tooth above the gum

d.

The hardest layer on teeth

Edit

Question 1255

Question MCQ▾

Some animals change the color of their skin to hide away from their enemies. What is this called?

Choices

Choice (4)Response

a.

Aestivation

b.

Camouflage

c.

Hibernation

d.

All of the above

Edit

Question 1256

Question MCQ▾

Statue of liberty is green in color because of?

Figure Showing Statue of Liberty

Choices

Choice (4)Response

a.

Reversible change

b.

Physical change

c.

Chemical change

d.

All of the above

Edit

Question 1257

Question MCQ▾

Baking soda is also known by:

Choices

Choice (4)Response

a.

Sodium bicarbonate

b.

c.

Sodium hydrogen carbonate

d.

All a., b. and c. are correct

Edit

Question 1258

Question MCQ▾

Which of the following are also known as grinding teeth?

Choices

Choice (4)Response

a.

Molar

b.

Canines

c.

Premolars

d.

Incisors

Edit