Tissues — Science STD 9 — Question

The idea ‘omins cellula e cellula’ which means that all living cells arise from preecisting cells was given by:

Vegetables and fruits are good sources of:

Homo : generic name :: Sapines : ……...

1. Species name.
2. Human name.
3. Division name.
4. Organism name.

Epithelial tissue always has an exposed outer surface and an inner surface anchored to connective tissue by a thin, non-cellular structure called the:

1. Nonstratified layer.
2. Stratified membrane.
3. Basement membrane.
4. Fibroblast.

Run-off from fertilizer-rich crop-fields causes:

1. Turbidity of water bodies.
2. Precipitation of toxicants.
3. Eutrophication of water bodies.
4. Thermal pollution of water bodies.

Grass stem elongates by the activity of:

1. Primary meristem.
2. Secondary meristem.
3. Intercalary meristem.
4. Apical meristem.

Father of histology is:

Which of the following is a component of plant cell wall?

Schwann and Schleiden were:

In a eukaryotic cell, the nucleus has: