Question
Letters H, J, K and L show the organisms that make up a simple food web.
Which row identifies the types of organism shown in the food web?
▶️Answer/Explanation
Ans: C
Question
The block at the base of each pyramid represents the number of producers.
Which pyramid of numbers has more tertiary consumers than secondary consumers?
▶️Answer/Explanation
Ans : C
Question
The diagram shows a food chain.
rose bush → aphids → ladybirds → spiders
A disease reduced the number of ladybirds.
What would be the likely effect of this on the numbers of aphids and spiders?
▶️Answer/Explanation
Ans : C
Question
The diagram shows a woodland food web.
Which organisms are secondary consumers?
(A) fox and owl
(B) fox and stoat
(C) mouse and rabbit
(D) owl and stoat
▶️Answer/Explanation
Ans: D