Q.1 |
What happens in lateral inversion? |
a) |
The right side of the object will be on the right side of the image. |
b) | The left side of the object will be on the left side of the image. |
c) | The top of the object will be the bottom of the image. |
d) | The right side of the object will be on the left side of the image |
Q.2 |
One cannot see through fog because ________. (NSO, 2012) |
a) |
Fog absorbs light |
b) | Refractive index of fog is unity |
c) | Light suffers total internal reflection at the droplets in fog |
d) | Light is scattered by the droplets in fog |
Q.3 |
Hydrogen gas has the highest calorific value of 150 kJ/kg, yet it is not used as a fuel. Why? |
a) |
It is explosive in nature. |
b) | It causes storage problem. |
c) | It causes transportation problem. |
d) | All of the above |
Q.4 |
A ball of mass m is thrown vertically upwards. What is the rate at which the momentum of the ball changes? |
a) |
Zero |
b) | Infinity |
c) | Mg |
d) | 2Mg |
Q.5 |
Which of the following completes the given sentence? Sound can travel through __________. (p) gases only (q) solids only (r) liquids only (s) solids, liquids and gases |
a) |
p |
b) | q |
c) | r |
d) | s |
Q.6 |
Select the option that correctly fills the blanks in any two of the given statements. (i) _________ refers to the plants found in a particular area. (ii) _________ species are those which are going to be extinct in near term future. (iii) The lion-tailed macaque is included in ______ species the in red data book. (iv) A place rich in _______ species is called a hotspot. (NSO, 2016) |
a) |
(i) Fauna, (ii) Endangered |
b) | (iii) Endangered, (iv) Endemic |
c) | (i) Flora, (iii) Vulnerable |
d) | (ii) Rare, (iv) Endangered |
Q.7 |
Which of the following is the consequence of man's interference with nature? |
a) |
Increase in natural resources |
b) | Biological imbalance |
c) | Increase in the ozone layer |
d) | Reappearance of extinct species |
Q.8 |
A man walks on a straight road from his home to a market 2.5 km away with a speed of 5 km/h. Finding the market closed, he instantly turns and walks back home with a speed of 7.5 km/h. What is the average speed of the man between time interval 0 to 40 min? |
a) |
2.25 km/h |
b) | 5.625 km/h |
c) | 4.5 km/h |
d) | 7.5 km/h |
Q.9 |
By which of the given processes is coal formed?
|
|
a) |
Carbonisation |
|
b) | Distillation |
|
c) | Vapourisation and Carbonisation |
|
d) | Evaporation and Distillation |
Q.10 |
Complete the following sentence using the correct option. Rayon is different from synthetic fibres because _____________.
|
a) |
Only A |
b) | Only B |
c) | Only A and B |
d) | A, B and C |
Your Score: 0/10
Answers to Sample Questions from Olympiad Success:
Q.1 : d | Q.2 : d | Q.3 : d | Q.4 : c | Q.5 : d | Q.6 : b | Q.7 : b | Q.8 : b | Q.9 : a | Q.10 : b