NSO Level 1- Science Olympiad (SOF) Class 8: Questions 519 - 521 of 1175
Access detailed explanations (illustrated with images and videos) to 1175 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 519
Question
MCQ▾Options are given in the jumbled form. Reshuffle the spellings and identify the correct options.
The material used for making handles of cookware
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Ketibela | |
b. | Yoln | |
c. | Relyente | |
d. | Yaron | |
Question 520
Question
MCQ▾We are familiar with the four R՚s used in environment protection. Identify the R used in the situations
A list of waste materials is given here. Arrange them in the given boxes.
- Plastic toys
- E waste
- Old clothes
- Vegetable and fruit scraps
- Wooden furniture
- Old electric gadgets
- Thermocol plates and cups
- Broken plastic items
Reuse Recycle Recover
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 1,3, 6 – reuse, 2,4, 7 - recycle, 5,8 – recover | |
b. | 3,6, 5 – reuse, 1,8 - recycle, 2,7, 4 – recover | |
c. | 1,2, 3 – reuse, 4,5, 6 – recycle, 7,8 – recover | |
d. | 6,8 – reuse, 3,5, 7 – recycle, 1,2, 3 - recover | |
Question 521
Question
MCQ▾We are familiar with the four R՚s used in environment protection. Identify the R used in the situations
Thermocol can be changed into useful products like artificial clay and gum by treating with acetone, orange oil etc. This method is called
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Recovering | |
b. | Reusing | |
c. | Recycling | |
d. | Reducing | |