Answer:
A student can measure the number of gas bubbles given off by the algae.
Explanation:
- Photosynthesis is the process where green plants convert light energy into the fuel energy for their development and activities. 
- Algae is also involved in the photosynthesis process, so the it releases the gas bubbles.
- The oxygen emission process is done by secreting the bubbles by green plants during photosynthesis process.
- So to know about the  photosynthesis rate the number gas bubbles, really helps a lot.
 
        
             
        
        
        
High turgor.
Turgor pressure causes a plant to be rigid.
        
                    
             
        
        
        
Brainless beck has no idea of what us has to say when the game
        
             
        
        
        
This is all i know about caves: Caves are large, natural holes beneath the surface of the earth. Underground passages and caves are found in rocky landscapes across the world. They are found in areas with a lot of limestone, a common type of rock. They can be created in various ways, but most caves are hollowed out of rock by water.