Page 58 - PRE-U STPM BIOLOGY TERM 1

Biology Term 1 STPM Chapter 2 Structure of Cells and Organelles

C the cell carries out cellular metabolism 9. Which of the following is true of the part of
or not the chloroplast structure?
D the cell is compartmentalised by
internal membranes or not Content Function
5. Which of the following is the function of A Quantasome for storage of starch
lipoprotein in cell membrane? B Pigment for trapping light 2
A diffusion of water molecule and ions
B selective permeability on molecules and C Granule for converting
ions carbon dioxide to
C accumulation of monovalent ions carbohydrates
inside cell D Granum for carbon fixation
D protein synthesis

6. Which of the following statements are true 10. Which is the function of centrioles?
of plant membrane? A Holding together the sister chromatids
I There are forces of electrostatic of a chromosome
attraction between proteins and glycerol B Organising of the microtubules to form
in the lipid layer spindle fibres
II The membrane composes of C Helping in the pairing of homologous
hydrophillic and hydrophobic chromosomes
molecules D Breaking down of the nuclear
III The fatty acids are unsaturated ones membrane
IV It allows phagocytosis and pinocytosis
to occur 11. What is the function of the Golgi body?
V Transport of substances across it is by A It detoxifies poison.
B It synthesizes lipid
passive or active transport C It assembles ribosomes.
A I, II and III D It adds oligosaccharides to protein.
B III, IV and V
C I, II, IV and V 12. Which of the following can be abundantly
D I, II, III, IV and V found in a cell that primarily synthesises
lipids?
7. Which of the following organelle is only
found in animal cells? A Lysosomes
A Large vacuole C Microtubule B Ribosomes
B Centrosome D Mitochondrion C Rough endoplasmic reticulum
D Smooth endoplasmic reticulum
8. Which of the following statements about
chloroplast are not true? 13. Human hair contains keratin that composes
I It is not found in prokaryotic cell of high amino acid cysteine. Which bond is
II It contains DNA responsible for straightening or curling hair
if treated?
III It is covered by a layer of membrane A Hydrophobic interaction
IV It has crista extensions B Disulphide bridge
A I and II C Hydrogen bond
B I and III D Ionic bond
C II and III
D III and IV

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