Question

State any three differences between a simple microscope and a compound

microscope.
How are the plant specimens dried and preserved for preparing
herbarium?

Answer 1

Explanation:

For drying of specimens, following two methods are used: Drying of specimens without artificial heat : In this process plants are kept in herbarium press for 24 hours. Blotting paper will absorb moisture. Again this process is repeated with fresh blotting pater for 24 to 72 hours.