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Grade 9th Science worksheet, Exams of Earth science

Earth science

Grade 9th Science worksheet - CBSE syllabus

Typology: Exams

2025/2026

Uploaded on 06/29/2026

humera-siddiqui
humera-siddiqui 🇮🇳

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Future Gems School
2nd Unit Test 2025-2026
Class : 9th Subject : Science
M.M. = 20
Time = 1 hour
Section 1: Multiple Choice Questions (1 × 5 = 5 Marks)
1. Atomic theory of matter was proposed by:
a) Newton
b) John Dalton
c) Rutherford
d) Olivier
2. What does IUPAC stand for?
1. Indian Union of Pacific and Applied Chemistry
2. International Unit of Permanent and Applied Chemicals
3. International Union of Pure and Applied Chemistry
4. Indian Union of Pure and Applied Chemistry
3. Tincture of iodine is a solution of:
a) iodine in water
b) iodine in acid
c) iodine in alcohol
d) iodine in bromine
4. The atmosphere is held to the Earth by:
(a) gravity
(b) wind
pf3

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Future Gems School 2nd Unit Test 2025- Class : 9th^ Subject : Science M.M. = 20 Time = 1 hour Section 1: Multiple Choice Questions (1 × 5 = 5 Marks)

  1. Atomic theory of matter was proposed by: a) Newton b) John Dalton c) Rutherford d) Olivier
  2. What does IUPAC stand for?
    1. Indian Union of Pacific and Applied Chemistry
    2. International Unit of Permanent and Applied Chemicals
    3. International Union of Pure and Applied Chemistry
    4. Indian Union of Pure and Applied Chemistry
  3. Tincture of iodine is a solution of: a) iodine in water b) iodine in acid c) iodine in alcohol d) iodine in bromine
  4. The atmosphere is held to the Earth by: (a) gravity (b) wind

(c) clouds (d) Earth’s magnetic field

  1. Which of the following is an example of a heterogeneous mixture? a) Air b) Sugar solution c) Salt solution d) Sand in water Section 2: Chemical Formulas (1 × 5 = 5 Marks) Write the chemical formula of the following:
  2. Sodium oxide
  3. Magnesium hydroxide
  4. Sodium sulphide
  5. Calcium chloride
  6. Calcium carbonate Section 3: Short-Type-Questions (2 × 3 = 6 Marks) Answer any two questions.
  7. Define molecular mass.
  8. What is meant by a pure substance?
  9. Explain the difference between chemical change and physical change with examples. Section 4: Long-Type-Question (1 × 4 = 4 Marks) Answer any one question.