NSO Level 1- Science Olympiad (SOF) Class 7: Questions 376 - 384 of 593
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Question number: 376
» Transportation in Plants and Animals
Question
A single Hemoglobin molecule can bind to how many molecules of oxygen?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 2 |
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| b. | 4 |
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| c. | 1 |
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| d. | 3 |
|
Question number: 377
Question
Which of the following is the SI unit of distance?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Mm |
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| b. | m |
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| c. | Km |
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| d. | Cm |
|
Question number: 378
Question
Which of the following acts as a transporter of oxygen and carbon dioxide between lungs and body cells?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Neurons |
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| b. | Blood vessels |
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| c. | Bronchi |
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| d. | Alveoli |
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Question number: 379
» Electric Current and Its Effect
Question
Which of the following is a safety device used in electric appliances?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Battery |
|
| b. | Lamp |
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| c. | Connecting wires |
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| d. | Fuse |
|
Question number: 380
» Electric Current and Its Effect
Question
Which of the following is the unit of electric current?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Volts |
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| b. | Coulomb |
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| c. | Ampere |
|
| d. | Ohm |
|
Question number: 381
» Natural Resources and Their Conservation
Question
Which of the following in stratosphere provides protection to our lives?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Hydrogen |
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| b. | Ozone |
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| c. | Nitrogen |
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| d. | Oxygen |
|
Question number: 382
Question
Cyclone most frequently occurs in which of the following ocean?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Atlantic Ocean |
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| b. | Arctic Ocean |
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| c. | Pacific Ocean |
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| d. | Indian Ocean |
|
Question number: 383
Question
Which of the following is the formula used to calculate acceleration?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
|
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| b. | v/t |
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| c. |
|
|
| d. |
|
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Question number: 384
» Electric Current and Its Effect
Question
Which of the following is the unit of voltage?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Emf. |
|
| b. | Ohm |
|
| c. | Joule |
|
| d. | Volt |
|