(a(i))[1]
Suggest which front teeth are likely to be absent from the sloth’s mouth.
(a(ii))[2]
One part of the sloth’s alimentary canal is proportionally much larger than the same part in humans. Suggest which part it is and explain why.
(b)[4]
Complete the food web in Fig. 2.2 so that it shows the feeding relationships of the organisms named on page 4.
(c(i))[2]
Suggest and explain one advantage to sloths of the algae that live in their fur.
(c(ii))[3]
Suggest and explain one advantage to sloths of burying their faeces at the base of the trees where they live.