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Name: ................................................................... Class: ..................... Date: ........................
           WORKSHEET 30 Food relationshipsFood relationships
                                                                                                                                     WORKSHEET 40 Food relationshipsFood relationships


           Choose the correct answer.                                                                                                1- Complete the following table.



          9. The process of photosynthesis is done by a………..living organism.                                                                             Parasite                                         Disease


                                                                                                                                         Ascaris worms
          a. producer       b. decomposer       c. consumer        d. parasitic

                                                                                                                                         Bilharzia worms
          10. ……….takes place by some living organisms to hide from their enemies.
                                                                                                                                         Filaria worms

          a. Commensalism     b. Camouflage    c. Mutualism    d. Parasitism                                                              Fleas



          11.  A……….is an example of decomposers..                                                                                       Some types of Mosquitoes



          a. fungus       b. parasite       c. plant        d. drosera                                                               2- Compare between external and internal parasites.



          12.  Some mosquitoes cause………disease to man.                                                                                           Parasite                        Definition                        Examples



          a. plague         b. elephantiasis     c. malaria     d. anemia
                                                                                                                                         External parasites

          13. Some bees tend to make ………


          a. camouflage       b. mimicry     c. symbiosis      d. predation
                                                                                                                                         Internal parasites


          14. An example of predators is the….…..


          a. spider         b. bee     c. nodular bacteria        d. bread fungus                                                    3- Compare between herbivorous and carnivorous animals



          15. Plants that can't make their protein are called...……..                                                                             Animals                         Definition                        Examples



            a. hosts       b. preys        c. parasites         d. insectivorous

                                                                                                                                         Herbivorous
          16. Bilharzia worm is an example of……….parasites.



          a. internal    b. external     c. internal and external      d. no answer
                                                                                                                                         Carnivorous



                                                                                            Teacher’s note
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