(Academic Session: 2024 - 2025)

ONLINE CLASSROOM CONTACT PROGRAMME

Pre-Nurture and Career Foundation Division

CLASS 9
MAJOR TEST DATE : 06-02-2025

PATTERN : SUBJECTIVE COURSE : NCERT

READ THE INSTRUCTIONS CAREFULLY

Important Instructions:
1. The questions appearing in the paper are based on Physics, Chemistry and Biology.
2. Total marks are 80.
3. Duration of test is 180 minutes.
4. Kindly attempts all the three subjects in different answer sheets.

Your Hard Work Leads to Strong Foundation

 Digital

Corporate Address : One Biz Square, A-12 (a), Road No. 1, Indraprastha Industrial Area, Kota - 324005 (Raj.)
+91-9513736499 | +91-7849901001 | wecare@allen.in | www.allen.in
 PHASE I MAJOR (SCIENCE) CLASS IX (NCERT) 09-02-2024

PHYSICS MARKS : 27
1. Write the correct option in your answer sheet to answer the following question. (1 Mark)
A point traversed 3/4th of the circle of radius R. The magnitude of displacement of this point is:
(1) π R
(2) 3 π R
(3) R√2
R
(4)
√2

2. Write the correct option in your answer sheet to answer the following question. (1 Mark)
When a body falls freely towards the earth, then its total energy
(1) increases
(2) decreases
(3) remains constant
(4) first increases and then decreases
3. Write the correct option in your answer sheet to answer the following question. (1 Mark)
A mass of 2 kg at rest travels for 4 sec with an acceleration of 1.5 m/s2. What is the gain of
momentum?
(1) 8 kg m/s
(2) 12 kg m/s
(3) 4 kg m/s
(4) 10 kg m/s
4. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Waves which are used to detect cracks in metal blocks are
(1) Infrasonic waves
(2) Subsonic waves
(3) Infrared waves
(4) Ultrasonic waves
5. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Assertion: A positive acceleration of a body can be associated with a slowing down of the body.
Reason: Acceleration is a vector quantity.
(1) Both A and R are true and R is the correct explanation of A.
(2) Both A and R are true and R is the not correct explanation of A.
(3) A is true but R is false.
(4) A is false but R is true.
6. Answer the following question in about 30 to 40 words. (2 Marks)
Sound travels faster as the temperature of the medium increases. Why ?
7. Answer the following question in about 30 to 40 words. (2 Marks)
What is the relationship between liquid pressure and the depth of a liquid ? Between liquid pressure
and density ?
8. Answer the following question in about 50 words. (3 Marks)
What is SONAR? How is it used to detect an underwater object and measure its distance?

9610WPF408201230035 Your Hard Work Leads to Strong Foundation 1/6

 ALLEN DIGITAL 09-02-2024
9. Answer the following question in about 50 words. (3 Marks)
Four men lift a 250 kg box to a height of 1 m and hold it without raising or lowering it.
(a) How much work is done by the men in lifting the box ?
(b) How much work do they do in just holding it ?
(c) Why do they get tired while holding it ?
(g = 10 m s –2)
10. Answer the following question in about 50 words. (3 Marks)
The small piston of a hydraulic lift has an area of 0.20 m2. A car weighing 1.20 × 104 N sits on a rack
mounted on the large piston. The large piston has an area of 0.90 m2. How large a force must be
applied to the small piston to support the car ?
OR
From a rifle of mass 4 kg, a bullet of mass 50 g is fired with a speed of 35 ms –1. Calculate the recoil
speed of the rifle.
11. This Question is Source-based/case-based units of assessment of 4 marks with sub parts. (4
Marks)
Read the given passage and answer the questions based on the passage and related studied concepts.
The density of an object is different from its relative density. Relative density of an object helps to
determine whether an object will float or sink in water. The relative density of a body can be 1,
greater than 1 or less than 1. It has no unit as it is simply a ratio of two similar quantities - density of
object and density of water.
(i) A body of mass 20 g and volume 5 cm3 is placed on water surface. Will it float or sink in water?
(ii) How is loss in weight of a substance related to its relative density?
(iii) Which out of the following will cause maximum appearent loss in weight of a body and why-
mustard oil or glycerine?
(iv) If relative density of an object is equal to 1, will it float or sink in water?
12. Answer the following question in about 70 words. (5 Marks)
A stone is dropped from the top of a tower 500 m high into a pond of water at the base of the tower.
When is the splash heard at the top ? Given, g = 10 ms –2 ; speed of sound = 340 m/s.
OR
(a) How many units of electricity will be consumed if you use a 60 watt electric bulb for 10 hours
every day for 30 days [2]
(b) Write the relation between kinetic energy and momentum [1]
(c) A human heart, on an average, is found to beat 75 times a minutes. Calculate its frequency.[2]

CHEMISTRY MARKS : 25
1. Write the correct option in your answer sheet to answer the following question. (1 Mark)
The fixed circular paths around the nucleus are called _________.
(1) orbits
(2) orbitals
(3) nucleons
(4) mesons
2. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Which of the following show zero valency?
(1) Sodium
(2) Calcium
(3) Nitrogen
(4) Neon

2/6 Your Hard Work Leads to Strong Foundation 9610WPF408201230035

 PHASE I MAJOR (SCIENCE) CLASS IX (NCERT) 09-02-2024
3. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Which of the following shows the correct order of intermolecular forces of attraction?
(1) Water < Air < Petrol < Kerosene
(2) Petrol > Water > Kerosene > Air
(3) Water > Petrol > Air > Kerosene
(4) Air < Petrol < Kerosene < Water
4. Write the correct option in your answer sheet to answer the following question. (1 Mark)
When we observe the melting of ice, the melting point of ice is a constant temperature, at that time
(1) both ice and water are present
(2) only water is present
(3) only ice is present
(4) first ice and then only water is present
5. Write the correct option in your answer sheet to answer the following question. (1 Mark)
The paper with coloured spots due to different solubilities of coloured components is called
(1) centrogram
(2) chromatogram
(3) chromatographs
(4) coloured paper
6. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Which of the following has an atomicity of 4?
(1) H2O
(2) NH3
(3) PCl5
(4) CCl4
7. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Chemical formula of ammonium carbonate is
(1) (NH4)2CO3
(2) NH4CO3
(3) NH4HCO3
(4) NH4(CO3)2
8. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Assertion (A): A mixture of sugar and camphor can be separated by sublimation.
Reason (R): Sugar is insoluble in water.
(1) Both A and R are true and R is correct explanation of the A.
(2) Both A and R are true but R is not the correct explanation of the A.
(3) A is true but R is false.
(4) A is false but R is true.
9. Answer the following question in about 30 to 40 words. (2 Marks)
Why gases are highly compressible?
10. Answer the following question in about 50 words. (3 Marks)
Study the data given below and answer the questions which follow:
Particle Electrons Protons Neutrons
A 2 3 4
B 10 9 8
C 8 8 8
D 8 8 10
(i) Write the mass number and atomic number of particles A, B, C, D.
(ii) Which particles represent a pair of isotopes? Explain

9610WPF408201230035 Your Hard Work Leads to Strong Foundation 3/6

 ALLEN DIGITAL 09-02-2024
11. Answer the following question in about 50 words. (3 Marks)
How many molecules are present in
(i) 9g of water (ii) 17g of ammonia
OR
The teacher instructed three students, 'A', 'B' and C', respectively, to prepare a 50% (mass by volume)
sodium hydroxide (NaOH) solution. 'A' dissolved 50g of NaOH in 100 mL of water, while C'
dissolved 50g of NaOH in water to make 100 mL of solution. Which one of them has made the
desired solution and why?
12. This Question is Source-based/case-based units of assessment of 4 marks with sub parts. (4
Marks)
A group of students took an old shoe box and covered it with a black paper from all sides. They fixed
a source of light (a torch) at one end of the box by making a hole in it and made another hole on the
other side to view the figure. A group of students took an old shoe box and covered it with a black
paper from all sides. They fixed a source of light (a torch) at one end of the box by making a hole in it
and made another hole on the other side to view the light. They placed a milk sample contained in a
beaker/tumbler in the box as shown in the Fig. They were amazed to see that milk taken in the
tumbler was Fig. illuminated. They tried the same activity by taking a salt solution but found that
light simply passed through it.

(i) Explain why the milk sample was illuminated. Name the phenomenon involved.
(ii) Same results were not observed with a salt solution. Explain.
OR
Can you suggest two more solutions which would show the same effect as shown by the milk
sample?
13. Answer the following question in about 70 words. (5 Marks)
Explain with examples
(i) Atomic number,
(ii) Mass number
(iii) Isotopes
(iv) Isobars.
Give any two uses of isotopes.
OR
Enlist the conclusions and drawbacks given by Rutherford from his α -ray scattering experiment.

BIOLOGY MARKS : 28
1. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Which of the following is covered by a single membrane?
(1) Mitochondria
(2) Chloroplast
(3) Lysosome
(4) Leucoplast

4/6 Your Hard Work Leads to Strong Foundation 9610WPF408201230035

 PHASE I MAJOR (SCIENCE) CLASS IX (NCERT) 09-02-2024
2. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Detoxification in the liver cell is done by :-
(1) Golgi apparatus
(2) Free ribosomes
(3) Rough endoplasmic reticulum
(4) Smooth endoplasmic reticulum
3. Write the correct option in your answer sheet to answer the following question. (1 Mark)
"All cells arise from pre-existing cells" was stated by -
(1) Robert Hooke
(2) Robert Brown
(3) Huxley
(4) Rudolf Virchow
4. Write the correct option in your answer sheet to answer the following question. (1 Mark)
An anticoagulant which prevent the blood from clotting inside blood vessels is -
(1) Myosin
(2) Heparin
(3) Albumin
(4) All of these
5. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Part of neuron which receive stimuli from receptor is called as
(1) Cyton
(2) Dendron
(3) Axon
(4) None
6. Write the correct option in your answer sheet to answer the following question. (1 Mark)
What can be done to enrich the soil fertility so that the plants grow better?
(1) Remove earthworms from the soil.
(2) Add excessive water to the soil.
(3) Increase the amount of pesticides in soil.
(4) Mix decomposed organic matter to the soil.
7. Write the correct option in your answer sheet to answer the following question. (1 Mark)
Which of the following is the combination of fodder crops?
(1) Groundnut and lentils
(2) Berseem and sudan grass
(3) Rice and mustard
(4) All of these
8. Short Answer Type Question. (2 Marks)
Why does rough endoplasmic reticulum look rough under microscope ?
9. Short Answer Type Question. (2 Marks)
Which type of epithelium is present in the organs where exchange of substance takes place ?
10. Short Answer Type Question. (2 Marks)
Which crop is generally grown between two cereal crops to restore the fertility of soil ?
11. Short Answer Type Question. (3 Marks)
In what respect does the roughage differ from concentrates with reference to cattle feed ?

9610WPF408201230035 Your Hard Work Leads to Strong Foundation 5/6

 ALLEN DIGITAL 09-02-2024
12. Short Answer Type Question. (3 Marks)
Write one main function of (1) Apical meristem (2) Lateral meristem
13. Case Study Based. (4 Marks)
Leucoplasts are colourless plastids. They store starch, oil, proteins. Chromoplasts are coloured
plastids. They contain pigments e.g. Chloroplasts contain green pigment present in the plant cell.
Chromoplasts provide colour to various flowers and fruits.
(i) What is the function of leucoplasts?
(ii) Which plastid contain green pigment?
(iii) Which plastid provide colour to fruits and flowers?
(iv) Which plastid bring about the process of photosynthesis?
14. Long Answer Type Question. (5 Marks)
Categorize the organisms on the basis of presence or absence of a well developed nucleus.

6/6 Your Hard Work Leads to Strong Foundation 9610WPF408201230035