K.C.S.E Biology Q & A - MODEL 1998PP1QN16
A student placed a drop of pond water in a cavity slide and observed it under the microscope. The student observed many fast moving organisms, one of which is represented in the diagram below.
(a) (i) Name the phylum to which the organism belongs
(ii) Give a reason for your answer in (a) (i) above
(b) Name the structures labeled N, P and Q.
(c) State two observable features that enable the organism to move fast.
(a) (i) Protozoa
(ii) Unicellular/ single celled
(b) N- Contractile vacuole
P – Cilia, Acc cilium
Q – Gullet/cytopharynx
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