NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1299 - 1306 of 2000
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Question number: 1299
» Biology » Diversity of Living Organisms
Question
The characteristic feature of phylum porifera is presence of
Choices
| Choice (4) | Response | |
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| a. | Coelenteron |
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| b. | Coelom |
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| c. | Diploblastic |
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| d. | Canal system |
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Question number: 1300
Question number: 1301
Question number: 1302
» Physics » Work, Energy & Power
Question
If a boy put a book on his head and he is climbing up a ladder, then work done by the boy on the book is:
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Question number: 1303
» Physics » Work, Energy & Power
Question
A force of displaces an object through and does work of in the process. The angle between the force and displacement is:
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Question number: 1304
Question number: 1305
Question number: 1306
» Physics » Gravitation & Pressure
Question
If the radius of the earth were to be increased by a factor of , by what factor would its density have to be changed to keep the same?
Choices
| Choice (4) | Response | |
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| b. |
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| c. | 8 |
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| d. | 4 |
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