You must know that the main site of photosynthesis, is Chloroplast which is present in the leaf. Chloroplast contains a green pigment (appears green colour) called chlorophyll.

Bile is dark green or a yellowish-brown fluid which is produced by the liver and comes to the small intestine through hepato-pancreatic duct.

Separation of components of a mixture is done to obtain purity of a substance and remove undesirable components.

According to Newton’s second law of motion. Force = Rate of change in momentum F = m(v-u)/t = 5 (12 – 8)/4 = 5 N

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 goalkeeper draws his hands backwards after catching the ball to reduce the rate of momentum change by increasing the time. By doing this less force is exerted on his hands (force is proportional to the rate of change of ...