MCQ - CBSE Class 9 Science How do biotic and abiotic factors affect crop production ? 10/05/2023 Ajit kumar 106 Views 0 Comments Read more
MCQ - CBSE Class 9 Science What do we get from cereals, pulses, fruits and vegetables ? 10/05/2023 Ajit kumar 65 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Multiple Choice Questions 10/05/2023 Ajit kumar 88 Views 0 Comments Read more
MCQ - CBSE Class 9 Science A motor car, with its glass totally closed, is parked directly under the sun. The inside temperature of the car rises very high. Explain why. 10/05/2023 Ajit kumar 84 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Carbon dioxide is necessary for plants. Why do we consider it as a pollutant ? 10/05/2023 Ajit kumar 69 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Explain the role of the Sun in the formation of soil. 10/05/2023 Ajit kumar 81 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Justify “Dust is a pollutant”. 10/05/2023 Ajit kumar 83 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Fertile soil has lots of humus. Why? 10/05/2023 Ajit kumar 79 Views 0 Comments Read more
MCQ - CBSE Class 9 Science “Soil is formed by water.” If you agree to this statement then give reasons. 10/05/2023 Ajit kumar 70 Views 0 Comments Read more
MCQ - CBSE Class 9 Science Lichens are called pioneer colonisers of bare rock. How can they help in formation of soil? 10/05/2023 Ajit kumar 71 Views 0 Comments Read more