ENERGY FLOW ACTIVITY 3.3.2: HOMEWORK/ CLASS WORK (GROUP WORKI
FOOD CHAINS AND FOOD WEBS
What you should do
Read the following extract carefully and answer the questions set.
Many organisms live on the sand dunes and in the valleys between the
dunes, forming a desert community. Ants, crickets, beetles, beetle
larvae and termites all feed off seeds and bits of organic matter which
the wind carries inland from the coast. The ants are eaten by ant-lion
larvae which hide in the sand. Spiders feed on the termites. Scorpions
eat beetle-larvae and spiders. Sun spiders, which are not true spiders,
devour the scorpions as well as the beetles and beetle larvae. Lizards
eat spiders, beetles and sun spiders. The side-winder adder feeds on
the lizards.
1.
community.
Draw a food web to represent all the feeding relationships in the desert
(10)
food chain containing:​