NSTSE (National Science Talent Search Exam- Unified Council) Class 5: Questions 242 - 247 of 1420
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Question 242
Question MCQ▾
Which of the following is a sedimentary rock consisting of calcium carbonate?
Choices
Choice (4) | Response | |
---|---|---|
a. | Limestone | |
b. | Granite | |
c. | Obsidian | |
d. | Pumice |
Question 243
Question MCQ▾
When comparing fossil A and fossil B, which of the statement is correct?
Choices
Choice (4) | Response | |
---|---|---|
a. | Fossil A is soil. | |
b. | Fossil A is older than B. | |
c. | Fossil B is igneous. | |
d. | Fossil B is older than A. |
Question 244
Question MCQ▾
Which of these is light-weight for a rock and it floats in water?
Choices
Choice (4) | Response | |
---|---|---|
a. | Limestone | |
b. | Obsidian | |
c. | Pumice | |
d. | Sandstone |
Question 245
Question MCQ▾
________ is the eating or wearing away of land by wind, water and ice.
Choices
Choice (4) | Response | |
---|---|---|
a. | Weathering | |
b. | Deposition | |
c. | Erosion | |
d. | All of the above |
Question 246
Question MCQ▾
Sandstone rock is composed mainly of sand-sized minerals or rock grains and it is made of quartz. What type of stone is sandstone?
Choices
Choice (4) | Response | |
---|---|---|
a. | Metamorphic rocks | |
b. | Igneous rocks | |
c. | Sedimentary rocks | |
d. | None of the above |
Question 247
Question MCQ▾
The picture shows a sedimentary rock. Which of these best statement shows that the sedimentary was formed from older rocks?
Choices
Choice (4) | Response | |
---|---|---|
a. | Over time the sediments can be cemented together | |
b. | The position of the sediments | |
c. | Wind and water can break rock into pieces | |
d. | None of the above |