NSO Level 1- Science Olympiad (SOF) Class 10: Questions 504 - 508 of 986
Access detailed explanations (illustrated with images and videos) to 986 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!
View Sample Explanation or View Features.
Rs. 450.00 -OR-
How to register? Already Subscribed?
Question 504
Question
MCQ▾Which is not a physical property of carbon?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Carbon is Very brittle. | |
b. | Diamond is highly transparent | |
c. | Graphite is insulator of electrical conductivity. | |
d. | Graphite, diamonds and coal are all nearly pure forms of carbon | |
Passage
Direction: Observe the following diagram and answer the question below
Question 505 (1 of 4 Based on Passage)
Question
MCQ▾The lens of the eye can become thicker and thinner. Why is this flexibility useful?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | The lens can allow varying amount of light to enter the eye | |
b. | The lens not likely to break | |
c. | The lens allow to the eye to focus on far object as well as near object | |
d. | The eye can move up, down, left and right | |
Question 506 (2 of 4 Based on Passage)
Question
MCQ▾Myopia caused by
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Decrease in curvature of the lens | |
b. | Increase in length of the eyeball | |
c. | Question does not provide sufficient data or is vague | |
d. | All of the above | |
Question 507 (3 of 4 Based on Passage)
Question
MCQ▾What is the true about the condition of myopia?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | The lens of the eye is too thin | |
b. | The image focuses after in reaches it the retina | |
c. | The eye from front to back is longer than normal | |
d. | All of the above | |
Question 508 (4 of 4 Based on Passage)
Question
MCQ▾The lens in the eye and concave lens are serve the same general purpose.
What is that purpose?
Choices
| Choice (4) | Response | |
|---|---|---|
a. | To reduce the amount of that enters the eye | |
b. | To refract light | |
c. | To open up the eye to light | |
d. | To reflect light | |