Biology Questions and Answers

(Greg DeLong) #1

Biology Questions and Answers



  1. What are the main human
    diseases caused by
    roundworms?


The main hnematodes are uman diseases causeascariasis, d by


ancylostomiasiand filariasis (commonly ks (hookworm nown by itsinfection) (^)
consequence, elephantiasis).



  1. Nematode identity card.
    How are nematodes
    characterized according to
    examples of representing
    beings, basic morphology,
    type of symmetry, germ layers
    and coelom, digestive system,
    respiratory system, circulatory
    system, excretory system,
    nervous system and types of
    reproduction?


Examples oascaris, hookworms, ff representinilaria, pinworms.g beings: (^)
Basic morphology: cylindric (round)
body, not segmented. Type ofsymmetry: bilateral. Germ lay (^) ers and
coelom: triploblastics,
pseudocoelomates.complete. Respiratory Digestive system: system:
respiration by diffusion. Circulatory
system: circulating flpseudocoelom. Excretory uid withisystem:n the
excretory channels and excretory pore.
Nervous system: veganglial chord, primitive central and dorsalphalization. (^)
Types of reproduction: sexual.
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