NSO Level 1- Science Olympiad (SOF) Class 8: Questions 221 - 226 of 1076
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Question number: 221
Question
Protruding voice box in boys during puberty is called
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Adam’s apple | |
b. | larynx | |
c. | Speaker | |
d. | All of the above | |
Question number: 222
Question
Which of the following is not a traditional food preservative?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Vinegar | |
b. | Salt | |
c. | Jiggery | |
d. | Sugar | |
Question number: 223
» Crop Production and Management
Question
Farmers leave the field fallow in between two crops. This is to
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Improve the growth of microorganism in the soil | |
b. | Retain the moisture of the soil | |
c. | Substitute the lost nutrients in the soil | |
d. | Question does not provide sufficient data or is vague | |
Question number: 224
» Conservation of Plants and Animals
Question
A group of similar type of interbreeding individuals is called a
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Family | |
b. | Genus | |
c. | Species | |
d. | Fauna | |
Question number: 225
» Crop Production and Management
Question
The bacteria present in root nodules are called nitrogen fixing bacteria because
Choices
| Choice (4) | Response | |
|---|---|---|
a. | They utilise the nitrogen present in the nodules. | |
b. | They convert the humus in the soil to nitrogen. | |
c. | They help to fix the atmospheric nitrogen in the nodules. | |
d. | They produce nitrogen in the nodules. | |
Question number: 226
Question
Hormones produced by endocrine glands are transported to the right place by
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Blood | |
b. | Small intestine | |
c. | Lungs | |
d. | Question does not provide sufficient data or is vague | |