VVM Class 9 – Level B Mock Test
Advanced Practice Paper
Questions: 30
Marks: 60
Suggested Time: 45 minutes
Instructions:
- More than one option may be correct.
- Select all correct options.
- This is a practice paper, not an official VVM paper.
Section A – Science & Mathematics
1.
A car starts from rest and accelerates uniformly. Which statements are correct?
A) Its velocity changes with time.
B) It has acceleration.
C) Its distance travelled in equal time intervals must always be equal.
D) Its velocity can increase continuously.
2.
A person sitting in a moving bus throws a ball vertically upward. Ignoring air resistance, the ball will:
A) Return approximately to the person’s hand.
B) Continue to have the horizontal velocity of the bus.
C) Move only vertically according to the observer inside the bus.
D) Fall behind the person because the bus is moving.
3.
Which statements about Newton’s laws are correct?
A) Newton’s first law is related to inertia.
B) Force can change the state of motion of an object.
C) Action and reaction forces act on the same object.
D) Action and reaction forces are equal and opposite.
4.
Which statements about gravitational force are correct?
A) It acts between masses.
B) It is always attractive.
C) The Moon’s gravity is weaker than Earth’s gravity.
D) Gravity acts only on objects that are falling.
5.
A body of mass 2 kg moves with a velocity of 3 m/s. Which are correct?
A) Its momentum is 6 kg·m/s.
B) Its kinetic energy is 9 J.
C) Its kinetic energy is 9/2 J.
D) Its momentum is 1.5 kg·m/s.
6.
Which statements about work are correct?
A) Work is done when a force causes displacement.
B) If displacement is zero, mechanical work done is zero.
C) The SI unit of work is joule.
D) Work and energy have the same SI unit.
7.
Which changes involve chemical reactions?
A) Burning magnesium
B) Rusting iron
C) Melting wax
D) Curdling of milk
8.
An atom has atomic number 17 and mass number 35. Which statements are correct?
A) It has 17 protons.
B) It has 17 electrons if it is neutral.
C) It has 18 neutrons.
D) It has 35 electrons.
9.
Which statements about isotopes are correct?
A) They have the same atomic number.
B) They have different mass numbers.
C) They contain different numbers of neutrons.
D) They always have different chemical properties.
10.
Which statements about acids and bases are correct?
A) Acids generally have pH less than 7.
B) A neutral solution has pH 7 at room temperature under standard conditions.
C) Bases generally have pH greater than 7.
D) Every acid is equally strong.
Section B – Biology
11.
Which statements about the cell membrane are correct?
A) It controls movement of many substances into and out of the cell.
B) It is selectively permeable.
C) It is present in plant and animal cells.
D) It is completely impermeable.
12.
Which statements about mitochondria are correct?
A) They are involved in cellular respiration.
B) They help release usable energy from food.
C) They are found in many eukaryotic cells.
D) They are responsible for photosynthesis.
13.
Which statements about plant tissues are correct?
A) Xylem transports water and minerals.
B) Phloem transports food.
C) Meristematic tissue contains actively dividing cells.
D) Xylem transports prepared food from leaves.
14.
Which statements about photosynthesis are correct?
A) Chlorophyll is involved.
B) Carbon dioxide is used.
C) Oxygen is released as a by-product.
D) It does not require any energy source.
15.
Which factors can affect photosynthesis?
A) Light intensity
B) Carbon dioxide concentration
C) Temperature
D) Availability of water
Section C – Indian Contributions to Science
16.
Which contributions are associated with Aryabhata?
A) Mathematical work
B) Astronomical observations and calculations
C) Aryabhatiya
D) Discovery of the electron
17.
Which statements about Brahmagupta are correct?
A) He made important contributions to mathematics.
B) He gave rules involving zero and negative numbers.
C) His work influenced later mathematical developments.
D) He was a modern nuclear physicist.
18.
Which statements about Sushruta are correct?
A) He is associated with ancient Indian medicine.
B) Sushruta Samhita is associated with his tradition of medical knowledge.
C) His work includes descriptions related to surgery.
D) He developed the first modern computer.
19.
Which are examples of India’s historical scientific achievements?
A) Development of mathematical ideas involving zero
B) Ancient medical and surgical knowledge
C) Astronomical calculations
D) Modern digital technology being invented in ancient India
Section D – Indian Scientists & Modern Science
20.
Which statements about C. V. Raman are correct?
A) He was a physicist.
B) He discovered the Raman Effect.
C) He received the Nobel Prize in Physics.
D) His major work was in ancient Ayurvedic surgery.
21.
Which statements about Jagadish Chandra Bose are correct?
A) He worked in physics.
B) He conducted research on plant responses.
C) He contributed to the development of experimental science in India.
D) He invented the telephone.
22.
Which scientists are associated with India’s space programme?
A) Vikram Sarabhai
B) Satish Dhawan
C) A. P. J. Abdul Kalam
D) Sushruta
23.
Which qualities are essential to good scientific research?
A) Evidence-based reasoning
B) Reproducibility
C) Careful observation
D) Changing results to match expectations
Section E – Mathematics & Logical Reasoning
24.
If (x^2 – 5x + 6 = 0), which statements are correct?
A) x = 2 is a solution.
B) x = 3 is a solution.
C) The equation can be written as (x − 2)(x − 3) = 0.
D) x = 6 is a solution.
25.
Which statements about a triangle are always true?
A) The sum of its interior angles is 180°.
B) The sum of any two sides is greater than the third side.
C) Its exterior angle equals the sum of the two opposite interior angles.
D) Every triangle has three equal sides.
26.
The sides of a right triangle are 6 cm, 8 cm and 10 cm. Which are correct?
A) It is a right triangle.
B) Its hypotenuse is 10 cm.
C) (6^2 + 8^2 = 10^2).
D) Its area is 48 cm².
27.
A number is divisible by 2, 3 and 5. Which statements must be true?
A) It is divisible by 30.
B) It is divisible by 6.
C) It ends in 0.
D) It must be a prime number.
28.
Find the correct next terms:
2, 5, 10, 17, 26, ___, ___
A) 37
B) 40
C) 50
D) 61
29.
A train travels 120 km in 2 hours and then 180 km in 3 hours. Which statements are correct?
A) Total distance is 300 km.
B) Total time is 5 hours.
C) Average speed is 60 km/h.
D) Average speed is 75 km/h.
30.
A student claims: “If two objects have the same mass, they must have the same density.” Which responses are scientifically correct?
A) The claim is not necessarily true.
B) Density depends on mass and volume.
C) Two objects with equal mass can have different volumes.
D) Equal mass always means equal density.
Answer Key
| Q | Correct Answers |
|---|---|
| 1 | A, B, D |
| 2 | A, B, C |
| 3 | A, B, D |
| 4 | A, B, C |
| 5 | A, C |
| 6 | A, B, C, D |
| 7 | A, B, D |
| 8 | A, B, C |
| 9 | A, B, C |
| 10 | A, B, C |
| 11 | A, B, C |
| 12 | A, B, C |
| 13 | A, B, C |
| 14 | A, B, C |
| 15 | A, B, C, D |
| 16 | A, B, C |
| 17 | A, B, C |
| 18 | A, B, C |
| 19 | A, B, C |
| 20 | A, B, C |
| 21 | A, B, C |
| 22 | A, B, C |
| 23 | A, B, C |
| 24 | A, B, C |
| 25 | A, B, C |
| 26 | A, B, C, D |
| 27 | A, B, C |
| 28 | A |
| 29 | A, B, C |
| 30 | A, B, C |
Challenge Score
50–60: 🏆 Excellent Level-B preparation
40–49: 🌟 Very good
30–39: 👍 Good — revise difficult concepts
Below 30: 📚 Revise fundamentals and practise again