Answer:
B. they absorb it to make their own food
Explanation:
Producers absorb the disassembled organic matter found in soil to make their own food.
 
        
                    
             
        
        
        
Answer:
What stages of aerobic respiration needs oxygen to happen?
The Krebs cycle and the electron transport system
 
        
             
        
        
        
The asthenosphere is just below the lithosphere
I hope this helps:)
        
             
        
        
        
The answer is B. 
Fermentation(an anaerobic process) is a way of harvesting chemical energy without using either oxygen or any electron transport chain. 
Fermentation consists of glycolysis plus reaction that regenerate NAD+ by transferring electrons from NADH to pyruvate or derivatives of pyruvate. 
There are many types of fermentation, lactic acid fermentation and alcohol fermentation are the most common two.
        
                    
             
        
        
        
Answer:
Some producers of the savanna are:
Jackal berry trees.
Acacia trees.
Jarrah trees.
Bermuda grasse.
River bushwillow.
Kangaroo paws.
Star grass.
Lemongrass.