NSO Level 1- Science Olympiad (SOF) Class 10: Questions 332 - 337 of 986
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Question number: 332
Question
The Plant required following raw material for photosynthesis
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Sunlight |
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| b. | The raw material carbon dioxide enters from the atmosphere through stomata |
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| c. | Water absorbed from the soil by the plant roots |
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| d. | All a. , b. and c. are correct |
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Question number: 333
» Human Eye and Colourful World
Question
Which of the following part is supplies blood to the retina and conducts arteries and nerves to other structures in the eye?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Choroid |
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| b. | Sclera |
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| c. | Cornea |
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| d. | Retina |
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Question number: 334
Question
Growth in response to the direction of gravity, which called
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Negative tropism |
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| b. | Positive tropism |
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| c. | Phototropism |
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| d. | Geotropism |
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Question number: 335
» Periodic Classification of Elements
Question
In third period, the number of valance electron has increased in a group from
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Bottom to top |
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| b. | Top to bottom |
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| c. | Right to left |
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| d. | Left to right |
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Question number: 336
Question
The International union of pure and applied chemistry devised a method of systematically naming organic compounds, which is known as the IUPAC system. According to this system what will be the name of given compound?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Ethane |
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| b. | Methane |
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| c. | Hexane |
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| d. | Propane |
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Question number: 337
Question
Which of the following statements is false?
Statements 1: The fetus is protected by the uterus and the amniotic fluid, a liquid contained in a bag called the Embryo
Statements 2: The placenta is responsible for providing oxygen and nutrients, and removing waste substances
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Statements 2 |
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| b. | Statements 1 and 2 are correct |
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| c. | Statements 1 |
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| d. | Question does not provide sufficient data or is vague |
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