NSO Level 1- Science Olympiad (SOF) Class 8: Questions 381 - 387 of 1076
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Question number: 381
Question
Classify the microbes as friends and foes
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Lactobacillus bacteria
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Micro flora
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Nepha
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E coli
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 1 and 2 – foes, 2 and 3 - friends |
|
| b. | 1 and 2 – friends, 3 and 4 - foes |
|
| c. | 1 and 3 – friends, 2 and 4 – foes |
|
| d. | None of the above |
|
Question number: 382
Question
The process of conversion of sugar into acid or alcohol is called
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Fermentation |
|
| b. | Pasteurization |
|
| c. | Freezing |
|
| d. | Question does not provide sufficient data or is vague |
|
Question number: 383
» Crop Production and Management
Question
The term used for separating light weight waste particles from the grains is called
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Threshing |
|
| b. | Hand picking |
|
| c. | Sieving |
|
| d. | Winnowing |
|
Question number: 384
» Conservation of Plants and Animals
Question
Example of an endangered animal is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Wild cat |
|
| b. | Wild buffalo |
|
| c. | Deer |
|
| d. | Wild pig |
|
Question number: 385
» Crop Production and Management
Question
The branch of agriculture concerned with the production and care of domestic animals is called
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Animal husbandry |
|
| b. | Dairy farming |
|
| c. | Seri culture |
|
| d. | Pisci culture |
|
Question number: 386
Question
A plant disease called citrus canker is caused by this bacteria
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Xanthomonas |
|
| b. | Clamidamonas |
|
| c. | E. coli |
|
| d. | Question does not provide sufficient data or is vague |
|
Question number: 387
» Conservation of Plants and Animals
Question
Find out the incorrect reason for migration of birds.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Lack of nesting facilities |
|
| b. | Extreme weather conditions |
|
| c. | Unavailability of food |
|
| d. | To make their wings strong |
|