Answer:
E... 126
Explanation:
The appendicular skeleton includes all bones of the upper and lower limbs, plus the bones that attach each limb to the axial skeleton. There are 126 bones in the appendicular skeleton of an adult
 
        
             
        
        
        
Answer:
1,000 kcal
Explanation:
As a general rule, every trophic level only gains 10% of the energy from the trophic level.
So, the grass has 100,000 kcal of energy.  Assuming the bird eats grass, it only gets 10,000 kcal of energy.  Assuming the fox eats the bird, it only gains 1,000 kcal of energy.