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Reference chapter

Question 2
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THE ECOSYSTEM

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Question 2

 

(a) Classify the following list of organisms into producers, primary consumers, secondary consumers, parasites, scavengers and decomposers.

Place a X in the table to indicate your answer for each organism.

 

Producer

Primary Consumer

Secondary Consumer

Parasite

Scavengers

Decomposers

cow

  

  

  

  

  

  

buttercup

  

  

  

  

 

  

lion

  

  

  

  

  

  

bread mould

  

  

  

  

  

 

lettuce

  

  

  

  

  

  

earthworm

  

  

  

  

  

  

bedbug

  

  

  

  

  

  

caterpillar

 

  

  

  

  

  

tapeworm

  

  

  

  

  

  

carrion crow

  

  

  

  

  

  

mushroom

  

  

  

  

  

  

fox

  

  

  

  

  

  

leech

  

  

  

  

  

  

 

(b) Write out each of the four lists below to form food chains.

(i) caterpillar, cabbage, hawk, blackbird

(ii) duck,  pondweed, water snail, large water beetle

(iii) eagle, grass, stoat, rabbit

(iv) pike, algae, minnow, water flea

 

(i)

  

Arrow

  

Arrow

  

Arrow

  

(ii)

  

Arrow

  

Arrow

  

Arrow

  

(iii)

  

Arrow

  

Arrow

  

Arrow

  

(iv)

  

Arrow

  

Arrow

 

Arrow

  

 

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