The Diagram below shows two organisms (R and S) belonging to the same phylum (a) Name the class in which the organisms shown above belong. i)...

The Diagram below shows two organisms (R and S) belonging to the same phylum

(a) Name the class in which the organisms shown above belong.
i) Organism R
ii) Organism S
b) Other than presence of exoskeleton, list two observable similarities between the two organisms
c) List two observable differences between the two organisms
d) Explain how the organism labelled R is adapted to safeguard itself from the predator
e) (i) Name the gaseous exchange system exhibited by organism S
ii) State the respiratory surface used by organism S

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a) i) Arachnida; (ii) Insecta;
b) - Jointed appendages;
- Bilateral symmetry;
- Have segmented body;

d)The body colour that matches with the surrounding and therefore the predator cannot be able to
identify and attack the organism.
-Lower side of the hind limb/tibia has spikes to strike the predator.
e)i)Tracheal system
ii) Tracheole/tracheoles

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sharon kalunda answered the question on May 22, 2019 at 11:12

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