NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1709 - 1715 of 2028
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Question 1709
Question 1710
Question 1711
Question
MCQ▾Imitation jewelry is made by:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Applying a layer of chromium | |
b. | Applying a layer of silver | |
c. | Applying a layer of gold | |
d. | Both b. and c. are correct | |
Question 1712
Question
MCQ▾Electrostatic force acts;
Choices
| Choice (4) | Response | |
|---|---|---|
a. | between earth and body | |
b. | on contact surface of two bodies | |
c. | between charge particles | |
d. | between iron and magnet | |
Question 1713
Question
MCQ▾Minerals required by a plant in small quantity are called:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Micronutrients | |
b. | Macronutrients | |
c. | Fertilizers | |
d. | Manures | |
Question 1714
Question
MCQ▾A student waiting to receive his results feels nervous and the rate of his heartbeat increases. There is an increase in the release of the hormone:
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Insulin | |
b. | Oestrogen | |
c. | Thyroxine | |
d. | Adrenaline | |
Question 1715
Question
MCQ▾Which of the following phenomenon occurs in transformation of water vapor to liquid in form of drops?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Heat is released | |
b. | Initially heat released and then absorbed | |
c. | Heat is absorbed | |
d. | Initially heat absorbed and then released | |