Tissues — Science STD 9 — Question

The following statements, describe the steps to detect the presence of metanil yellow in dal. One of the four statements given below is incorrect.

1. Take 2ml of food extract.
2. Grind 3-5g of dal and prepare solution.
3. Add 2-3 drops of concentrated H₂SO₄.
4. Fitter the contents and collect the filter.

Give one example of connective tissue in which matrix is solid?

What is the characteristic of avian bones?

Name one cause of non-communicable diseases.

1. Rice.
2. Wheat.
3. Maize.
4. Soyabean.

1. Little bee.
2. Rock bee.

Why are we normally advised to take bland and nourishing food when we are sick?