SECTION A Study specimens B, D and E and answer questions 1(a) to 1(f). (a) Name the phylum and class of the organism that possesses specimen D. Phylum: Cla...
Question 1 Report
SECTION A
Study specimens B, D and E and answer questions 1(a) to 1(f).
(a) Name the phylum and class of the organism that possesses specimen D.
Phylum:
Class:
(b) State three observable features of Specimen B.
c(i) Give three functions of specimen B to the organism from which it was obtained
(ii) State one function each of specimens D and E to the organism from which they were obtained.
D:
E:
(iii) Mention one adaptation each of specimens D and E to the function stated in 1c(ii)
D:
E:
d(i) Use the office pin provided to prick the dark green structure attached to specimen B. Touch the fluid oozing from the structure with each of the red and blue litmus
papers at intervals. Record the observations and inferences on the table below:
| Test | Observation | Inferences |
| Red litmus paper + fluid | ||
| Blue litmus paper + fluid |
(ii) Give three functions of the fluid tested in 1d(i) to the organism that possesses it.
e(i) Name the biological system in the body of vertebrates that specimens D and E belongs to.
(ii) Which of specimens B, D or E is absent in humans?
f(i) Name the mode of feeding of the organism that possesses specimen E.
(ii) Name one type of food that the organism that possesses specimen D consumes.
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