P18 WATER DROP

OBECTIVES

The aim of this practice is to observe water from a fishbowl and from a river and to know that there is life in the environment of water. 

MATERIAL 

• Slide and a coverslide.
• Water from a fishbowl.
• Water from a river. 
• Microscope.
• A dropper.

PROCEDURE

• Prepare two samples, one with the water of the river and the other the water was from the fishbowl. 
• So,take one drop from each type of water and put add them in a slide, then cover them with the coverslide.
• Put them in the corresponding microscope and observe the results.

CONCLUSIONS 

• In the water from the river we saw arthropods.

Exemple water of the river. 

• In the water of the fishbowl we observe protozoans. 

Exemple water of the fishbowl.