(a(i))[3]
Use the details in Fig. 7.1 to finish Table 7.1.
(a(ii))[1]
State how many carnivores are shown in Fig. 7.1.
(a(iii))[1]
State the name of the main source of energy for the food web shown in Fig. 7.1.
(b)[4]
Predict and explain the effect on the populations of kingfishers and shrimps if the trout die.
(c)[2]
Add this information to Fig. 7.1 by drawing two new boxes and two arrows. Do not draw the organisms.