Class IX Science MCQ Extra Questions Answers Class 9th Science Session 2022-23 Class 9 Science Terminal Exams MCQ Solutions 9th Science Terminal Exam Based MCQ Extra Questions

The nature of matrices varies according to their function. For example, cartilage contains calcium salts as it supports bones while muscles contain contractile proteins for their movement function.

Class 9th Science Session 2022-23 Class IX Science MCQ Extra Questions Answers Class 9 Science Terminal Exams MCQ Solutions 9th Science Terminal Exam Based MCQ Extra Questions

(i) melting of iron metal (ii) Rusting of iron (iii) Bending of an iron rod (iv) Drawing a wire of iron metal

A mixture of sulphur and carbon disulphide is a heterogeneous colloid and shows the Tyndall effect. The particles in a colloidal solution are so large that they can scatter light. This phenomenon of scattering of light by colloidal particles is ...