Diversity In Living Organisms — Science STD 9 — Question

Which of the following is broad leaf weed?

1. Chenopodium
2. Convolvulus
3. Amaranthus
4. All of the above

Cell inclusions are:

1. Non-living materials present in the cytoplasm.
2. Another name of cell organelles.
3. Cytoskeletal framework of cell.
4. Combined name for cell wall and plasma membrane.

Nasal and genital tracts are lined by:

1. Simple columnar.
2. Stratified columnar epithelium.
3. Pseudostratified epithelium.
4. Stratified cuboidal epithelium.

Why water is necessary for living organisms? Explain.

To solve the food problem of the country, which among the following is necessary?

Harelip is a:

1. Acquired disease.
2. Infectious disease.
3. Metabolic disease.
4. Congenital disease.