Q.1 |
Which of the following statements is true about tissue? |
a) |
Cells with similar structures but have different functions. |
b) | A diverse group of cells that perform similar functions. |
c) | Cells with similar structures and functions. |
d) | Cells with different structures but the same function. |
Q.2 |
A ball of mass 2 kg and another of mass 4 kg are dropped together from a 60 feet tall building. What will be the ratio of their kinetic energies after a fall of 30 feet? |
a) |
√2 : 1 |
b) | 1 : 4 |
c) | 1 : 2 |
d) | 1 : √2 |
Q.3 |
Which of the following represents X and Y? |
a) |
X - Animal cell, Y - Plant cell |
b) | X - Plant cell, Y - Animal cell |
c) | X - Fungal cell, Y - Animal cell |
d) | X - Animal cell, Y - Fungal cell |
Q.4 |
The heart of a man pumps 4 liters of blood per minute at a pressure of 130 mm of mercury. If the density of mercury is 13.6 g cm-3, calculate the power of the heart. (Take g = 9.8 m/s2) |
a) |
1.144 W |
b) | 2.145 W |
c) | 1.155 W |
d) | 3.155 W |
Q.5 |
How many gram-atoms and atoms are there in 10 grams of calcium? |
a) |
0.25 gram atoms, 6.023 X 10 23 atoms |
b) | 0.25 gram atoms, 1.50 x 10 23 atoms |
c) | 0.1 gram atoms, 6.023 x 10 23 atoms |
d) | 0.1 gram atoms,1.50 x 10 23 atoms |
Q.6 |
Which of the following tissues supports internal organs and helps in the repairing of tissues? |
a) |
P |
b) | Q |
c) | R |
d) | S |
Q.7 |
Read the given statements and mark the correct option. Statement 1: Any two bodies in the universe attract each other. Statement 2: Mass of a body keeps changing with the place, in the universe. |
a) |
Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1. |
b) | Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. |
c) | Statement 1 is true but Statement 2 is false. |
d) | Statement 1 is false but statement 2 is true. |
Q.8 |
Which of the following structures helps you to determine that it is not an animal cell?
|
a) |
Only 1 |
b) | Only 2 |
c) | Both 2 and 4 |
d) | Both 1 and 3 |
Q.9 |
How do the directions of velocity and acceleration act when brakes are applied to a moving cycle? |
a) |
Opposite to each other |
b) | In the same direction |
c) | Perpendicular to each other |
d) | Parallel to each other |
Q.10 |
There are four balls A, B, C and D which displace 10 mL, 24 mL, 15 mL and 12 mL of a liquid respectively, when immersed completely. Which ball will undergo the maximum apparent loss in weight? |
a) |
A |
b) | B |
c) | C |
d) | D |
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Answers to Sample Questions from Olympiad Success:
Q.1 : c | Q.2 : c | Q.3 : c | Q.4 : c | Q.5 : b | Q.6 : b | Q.7 : c | Q.8 : a | Q.9 : a | Q.10 : b