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Federal (FBISE) · Full book test · Free

9th Class General Science Full Book Paper

75 marks · 2 hours 30 minutes · 39 questions. Covers: 10 chapters (01. Nature of Science to 10. Heat).

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9th Class General Science Full Book Paper

9th Class · General Science · Federal (FBISE)

Name: ____________Roll No: ________Class/Section: ________Date: ________Total marks: 75Time: 2 hours 30 minutes

Q1. Multiple choice questions (Attempt all · 15 × 1 = 15)

  1. The reason of bonding in ionic compounds is..........
    1. Sharing of electrons
    2. Repulsion force
    3. Attraction force
    4. None of these
  2. Which is NOT naturally occurring greenhouse gas?
    1. Nitrous oxide
    2. Methane
    3. Carbon dioxide
    4. Ethane
  3. The least count of analog stopwatch is:
    1. 0.01 s
    2. 0.1 s
    3. 1 s
    4. 10 s
  4. Melting point of oxygen is:
    1. -200
    2. -219
    3. -112
    4. -77
  5. The neutral atoms of all of the isotopes of the same element have
    1. Different number of protons
    2. Equal numbers of neutrons
    3. The same number of electrons
    4. The same mass numbers
  6. Which kingdom includes prokaryotic organisms?
    1. Protista
    2. Animalia
    3. Monera
    4. Fungi
  7. Which of the following produces least friction?
    1. Sliding friction
    2. Rolling friction
    3. Static friction
    4. Kinetic friction
  8. Which of the following statements describes a way in which plants cells and animal cells are similar ?
    1. They have cell walls
    2. They both make sugars from sunlight
    3. They both contain mitochondria
    4. They both are prokaryotic
  9. One litre of water is cooled from 4°C to 0C, its volume:
    1. decreases then increases
    2. remains same
    3. increases
    4. decreases
  10. Which one includes all fields of natural science related to the planet Earth?
    1. physical science
    2. life science
    3. earth science
    4. soil science
  11. A polar covalent bond will be formed in which one of these pair of atoms:
    1. HF
    2. H₂
    3. Cl₂
    4. O₂
  12. Burning of fossil fuels results in:
    1. Increased oxygen level
    2. Decreases greenhouse gases
    3. Increased greenhouse gases
    4. Increased ethane level
  13. Which of the following is not a derived unit?
    1. pascal
    2. newton
    3. kelvin
    4. joule
  14. The temperature of 15°C is equal to:
    1. 15°F
    2. 51°F
    3. 59°F
    4. 100°F
  15. How many neutrons are there in an atom of potassium
    1. 19
    2. 20
    3. 39
    4. 58

Q2. Short questions (Attempt any 12 of 18 · 12 × 2 = 24)

  1. Why is collaboration important in research?
  2. List the end products of photosynthesis.
  3. Why lighter gasses diffuse more rapidly than heavier gasses?
  4. When you sit by a campfire how does its hot air heats you? Explain.
  5. Explain the significance of the atomic nucleus in an atom's structure and function.
  6. What is the magnitude of the gravitational force at the Earth’s centre? Justify your answer.
  7. List the functions of cells.
  8. Define systematics.
  9. Round off the following numbers up to three significant digits: a)4.527 b) 12.832
  10. Determine the charge of an atom that has lost 3 electrons.
  11. Can you differentiate between the following? Mechanics and electromagnetics
  12. Identify the part of the leaf where photosynthesis primarily occurs.
  13. Ice occupies more space than water. Give reason.
  14. On a cold winter morning, why does the metal of bike feels colder than the wooden handle of the door?
  15. Estimate the size of an atom an discuss its scale in comparison to other particles
  16. A diesel engine has efficiency 35%. What does it mean?
  17. Write the function of : Chloroplast
  18. Can you make the distinction between the following: in-situ conservation and ex-situ conservation ?

Q3. Long questions (Attempt any 4 of 6 · 4 × 9 = 36)

  1. Define and explain efficiency. Also show that efficiency of any real machine can never be 100%.
  2. Discuss the difference between base and derived physical quantities.
  3. How would you conduct a collaborative research study?
  4. Compare the terms heat and the temperatures by explaining the similarities and differences between them.
  5. Describe classification.
  6. Determine whether FeSO₄ is a heteroatomic or homoatomic molecule?