Class 9 Science Chapter 13: Earth as a System: Energy, Matter, and Life — Important Questions & Mock Tests
Practice Earth as a System: Energy, Matter, and Life topic-wise important questions, MCQs and 1, 2, 3 and 5 mark questions for CBSE revision.
60 Questions 28 Topics MCQs: 20 1 Mark: 10 2 Mark: 10 3 Mark: 10 5 Mark: 10
Topic-wise important and practice questions
Review question distribution across chapter topics for MCQs, 1 Mark questions, 2 Mark questions, 3 Mark questions, 5 Mark questions.
| Topic | MCQ | 1 Mark | 2 Mark | 3 Mark | 5 Mark | Total |
|---|---|---|---|---|---|---|
| Earth System and Interacting Spheres | 0 | 1 | 2 | 1 | 1 | 5 |
| Greenhouse Effect | 1 | 1 | 0 | 1 | 2 | 5 |
| Ocean Currents | 1 | 0 | 1 | 1 | 1 | 4 |
| Stratosphere and Ozone Layer | 1 | 0 | 1 | 1 | 1 | 4 |
| Albedo | 1 | 1 | 0 | 0 | 1 | 3 |
| Nitrogen Cycle | 0 | 0 | 1 | 1 | 1 | 3 |
| Solar Constant | 1 | 1 | 0 | 0 | 1 | 3 |
| Solar Radiation | 1 | 0 | 0 | 2 | 0 | 3 |
| Valley Breeze | 1 | 1 | 1 | 0 | 0 | 3 |
| Water Cycle | 0 | 0 | 1 | 1 | 1 | 3 |
| Biogeochemical Cycles | 1 | 1 | 0 | 0 | 0 | 2 |
| Electromagnetic Spectrum | 1 | 0 | 0 | 0 | 1 | 2 |
| Eutrophication | 1 | 1 | 0 | 0 | 0 | 2 |
| Insolation and Solar Energy | 0 | 1 | 1 | 0 | 0 | 2 |
| Troposphere and Weather | 1 | 0 | 1 | 0 | 0 | 2 |
| Urban Heat Island Effect | 0 | 1 | 0 | 1 | 0 | 2 |
| Cryosphere | 1 | 0 | 0 | 0 | 0 | 1 |
| Hydrosphere | 1 | 0 | 0 | 0 | 0 | 1 |
| Lithosphere | 1 | 0 | 0 | 0 | 0 | 1 |
| Nitrogen Fixation | 1 | 0 | 0 | 0 | 0 | 1 |
| Ocean-Atmosphere Interaction and Monsoon | 1 | 0 | 0 | 0 | 0 | 1 |
| Planetary Winds | 0 | 0 | 0 | 1 | 0 | 1 |
| Solar Energy | 1 | 0 | 0 | 0 | 0 | 1 |
| Solar Energy Calculation | 1 | 0 | 0 | 0 | 0 | 1 |
| Solar Radiation and Uneven Heating | 0 | 0 | 1 | 0 | 0 | 1 |
| Surface Albedo | 1 | 0 | 0 | 0 | 0 | 1 |
| Valley and Mountain Breezes | 0 | 1 | 0 | 0 | 0 | 1 |
| Water Cycle and Condensation | 1 | 0 | 0 | 0 | 0 | 1 |