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Biology Term 1 STPM Chapter 2 Structure of Cells and Organelles
Structured Questions
1. The diagrams show interaction among endomembrane system in an animal cell.
W
2
X
Z
Y
(a) Name the structures labelled W, X and Y. [3]
(b) Name and state the importance of process Z. [2]
(c) How does the membrane of X differ from the membrane of Y. [1]
(d) What would happen if there is an excessive leakage due to a large number of structure Q in a
cell? [1]
2. Three different types of plant cells X, Y and Z are shown in the diagram below.
X Y Z
(a) Name cell X, Y and Z. [3]
(b) State one characteristic of cell Z. [1]
(c) (i) Differentiate between cell X and cell Y. [2]
(ii) What is the difference between the mechanical support of cell X and cell Y?[1]
Essay Questions
1. Explain the structures and functions of the following:
(a) cell wall,
(b) cytoplasm. [15]
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