Tissues — Science STD 9 — Question

The element which is required in largest quantity by plants is:

Major component of the atmosphere on Venus and Mars planet is:

1. Carbon dioxide.
2. Oxygen.
3. Nitrogen.
4. Water vapours.

Intestine absorb the digested food materials. What type of epithelial cells are responsible for that?

The mineral elements found in our bone making it hard, are:

Hemophilia is a:

1. Acute disease.
2. Deficiency disease.
3. Chronic disease.
4. Congenital disease.

First living cells were observed by:

________ is grown in mixed cropping.

Voluntary muscles are found in:

Bone marrow is important for:

Milk does not provide:

1. Vitamin A and D.
2. Carbohydrates, proteins and fats.
3. Minerals such as phosphorus and calcium.
4. Iron.