Cells and Tissues – Online MCQs Test – Biology 9th

1. It is also responsible for metabolism of carbohydrates, regulation of calcium concentration and detoxification.

2. These cells are usually spherical in shape.

3. A plant tissue composed of more than one type of cell is called:

4. It is the outer most living boundary of all cells.

5. The main components of fungal cell walls are:

6. The shrinkage of cytoplasm is called:

7. It plays an important role in hydrolysis, excretion of cellular waste, storage of water, organic and inorganic substances.

8. The Centrosome plays a very important role in:

9. Energy flow occurs in cells through the breakdown of:

10. Proteins are modified in:

11. Electron microscope has a magnification upto:

12. It is the site of aerobic respiration.

13. In 1845, he reworked the cell theory calling cells the basic unit of life.

14. It is often used to obtain detailed images of the internal structure of cells.

15. Electron microscope has a resolution as small as:

16. In 1665, cell was first observed by:

17. In nucleus an aggregation of RNA is also present called:

18. It is a membrane bound organelle found in eukaryotic cells.

19. It is the largest organelle in the cell.

20. Plant cell walls may contain upto: