NSO Level 1- Science Olympiad (SOF) Class 9: Questions 783 - 789 of 1123
Access detailed explanations (illustrated with images and videos) to 1123 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.
Rs. 450.00 or
How to register?
Question number: 783
Question number: 784
Question
Which among them is a water-borne disease?
(i) Typhoid
(ii) Pneumonia
(iii) Influenza
(iv) Hepatitis
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | (i) and (iv) |
|
| b. | (i) and (ii) |
|
| c. | (ii) and (iv) |
|
| d. | (i) and (iii) |
|
Question number: 785
» Biology » Improvement in Food Resources
Question
Preventive and control measures adopted for the storage of grains include
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Fumigation |
|
| b. | Proper dying |
|
| c. | Strict cleaning |
|
| d. | All a. , b. and c. are correct |
|
Question number: 786
» Chemistry » Atoms & Molecules
Question
2 Number of neutrons in this element is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 22 |
|
| b. | 28 |
|
| c. | 14 |
|
| d. | 42 |
|
Question number: 787
» Chemistry » Structure of the Atom
Question
Atoms of different elements with same mass number but different atomic numbers are called
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Ions |
|
| b. | Isotopes |
|
| c. | Isobars |
|
| d. | All of the above |
|
Question number: 788
» Chemistry » Atoms & Molecules
Question
Arrange the following elements according to their atomic mass
Carbon, hydrogen, oxygen, magnesium
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Hydrogen, carbon, oxygen, magnesium |
|
| b. | Carbon, hydrogen, oxygen, magnesium |
|
| c. | Hydrogen, oxygen, carbon, magnesium |
|
| d. | Oxygen, hydrogen, carbon, magnesium |
|
Question number: 789
» Biology » Fundamentals Unit of Life
Question
Select the odd one out
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Plasma membranes contain chitin sugar in plants |
|
| b. | The movement of water across a semi permeable is affected by the amount of substances dissolved in it. |
|
| c. | Molecules soluble in organic solvents can easily pass through the membrane |
|
| d. | Membranes are made of organic molecules like proteins and lipids. |
|