1. SULIT 1 4551
1. A statement of hypothesis consists of…. I It enables students to gain much
A one constant variable and one knowledge.
responding variable. II It enables students to learn the right
B one constant variable ad one way of acquiring scientific
manipulated variable. knowledge.
C one manipulated variable and one III It enables students to learn how to
responding variable. observe carefully.
D one constant variable and one IV It enables students to plan the
observation. investigation.
A I and II
B I and IV
2. The steps below are elated to a scientific
C I, II and III
investigation.
D I, II, III and IV
P – Making hypothesis
Q – Collecting data
R – Conducting an experiment 4. Which of the following should be
S – Making a conclusion
T – Identifying the problem considered when you want to write a
problem statement in a scientific
investigation?
Which of the following is the correct
order of the steps of the scientific
I State the problem in the form of
investigation?
question.
A T P R Q S II State the problem in a clear and
concise manner.
B T R P Q S
III Limit the problem to a single major
C P T R Q S
idea.
D P R T Q S IV Choose a problem that can e solved
experimentally.
3. Which of the following statements shows
A I and II
the importance of a scientific
B I and III
investigation?
C I, II and IV
D I, II, III and IV
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2. SULIT 2 4551
Ribosomes can be found freely in the 8. Which sequence correctly shows the
cytoplasm or can be attached to involvement of organelles in protein
organelle Q. synthesis?
A mRNA, DNA, ribosome, rough
5. Which of the following is organelle Q? endoplasmic reticulum, Golgi
A Cytoplasm apparatus.
B Mitochondria B DNA, mRNA, ribosome, Golgi
C Rough endoplasmic reticulum apparatus, rough endoplasmic
D Smooth endoplasmic reticulum reticulum.
C mRNA, DNA, rough endoplasmic
reticulum, Golgi apparatus,
6. The Golgi apparatus is found in
ribosome.
abundance in…
D DNA, mRNA, ribosome, rough
endoplasmic reticulum, Golgi
I liver cells.
apparatus.
II pancreatic cells.
III interstitial cells of the testes.
9. Which similarity between Amoeba sp.
IV goblet cells in the intestinal
and Paramecium sp. listed below is
epithelium.
true?
A. I and III only
A Both of them move in the same
B. II and IV only
way.
C. I, II and III only
B Both of them have the same
D. II, III and IV only
shape.
C Both of them are unicellular
7. Diagram 1 shows the cell organization in organisms.
multicellular organism D Both of them feed in the same way.
10. What is the solution with the higher
concentration of solute called?
Diagram 1
A Hypotonic solution
Which part of the body can be
B Hypertonic solution
represented by R?
C Isotonic solution
A pancreas B esophagus
D Salt solution
C blood D platelet
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3. SULIT 3 4551
11. Which of the following factors affect What are P and Q?
the rate of diffusion in passive
transport? P Q
I The volume of the liquid A Pore protein Phospholipid bilayer
B Pore protein Hydrophilic heads
II The energy from ATP C Carrier protein Phospholipid bilayer
III The concentration gradient D Carrier protein Hydrophobic tails
between the two regions
IV The size of the particles 14. How osmosis and diffusion help in
food preservation?
A I and II I Water is removed from the cytoplasm
of microorganisms present in the
B I and III food.
C II and IV II The hypertonic salt solution draws
water out of the food cells.
D III and IV III Water from the salt solution is
absorbed by the food cells.
IV The hypotonic condition of food is not
12. Diagram 2 shows a flaccid plant cells suitable for the growth of the
microorganisms.
A I and II
B I and III
C II and IV
D III and IV
Diagram 2
Which of the following will cause the 15. The monomer unit for cellulose is…
plant cell to undergo deplasmolysis? A glucose
A Distilled water B galactose
B Salt solution C acid amino
C Sucrose solution D glucose and fructose
D Vinegar
16. The main types of lipids are listed
13. Diagram 3 shows the structure of the below, except…
plasma membrane. A oils
B steroids
C hormones
D phospholipids
Chemical compound P controls
Diagram 3 all the activities in the cell.
Without P, the cell will die.
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4. SULIT 4 4551
17. What is the chemical compound P as
described above?
20. In plants, mitotic divisions occur
actively in the…
A Lipids
A meristematic tissues
B Enzymes
B epidermal tissues
C Amino acids
C parenchyma tissues
D Nucleic acids
D collenchyma tissues
18. Which of the following is incorrect?
Chemical Consequence of 21. Cancer is a result of uncontrolled
compound deficiency
mitosis. It is caused by…
Water No chemical reaction
occurs
P – Changes in the DNA
Carbohydrat Cell respiration
structure
e cannot take place
Q – Chemical compounds
Protein Plasma membrane R – Carcinogenic compounds
are not well formed
Lipids Muscle cells cannot
contract A P and Q
B P and R
A C Q and R
B D P, Q and R
C 22. Which of the following is not an
D advantage of cloning?
A Clones can be produced in a
19. Which of the following body cells of
shorter time.
humans is not produced by mitosis?
B Transgenic crops resistant
to herbicides and diseases can be
A Skin cell
produced.
B Sperm
C All clones have the same level of
C Muscle cell
resistance towards certain diseases.
D Epithelial cell
D Transgenic bacteria can be used to
control environmental pollution.
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5. SULIT 5 4551
was transferred to solution Z and the
contractile vacuole contraction was found
to be 0 times per minute.
23. Diagram 4 shows the materials and Relative to the concentration of the
apparatus used in an experiment. The Amoeba’s cytoplasmic contents, solutions X,
Visking tube is filled with 50 cm3 of Y and Z are
distilled water. Both ends of the visking
tube are tied with strings. Solution X Solution Y Solution Z
A Isotonic Hypotonic Hypertonic
B Hypotonic Hypertonic Isotonic
C Hypertonic Hypertonic Isotonic
D Hypotonic Hypotonic Hypertonic
25. The vitamin that functions as a coenzyme
in cell respiration is
A vitamin A B vitamin B
C vitamin C D vitamin K
Diagram 4
26. Diagram 5 is a graph which shows the
Which of the following statement is the result
relationship between the rate of reaction
of the experiment after 60 minutes?
and the substrate concentration when
A the sucrose solution level in the beaker
factor Y is varied.
falls
B the distilled water level in the capillary
tube rises
C the visking tube becomes soft and loosen
D the visking tube become firm
24. When a freshwater Amoeba was placed in
solution X, its contractile vacuole
contraction rate was found to be 3 times
per minute. The Amoeba was then
transferred to solution Y and the Diagram 5
contractile vacuole contraction rate was What is factor Y?
found to be 6 times per minute. Finally, it A pH
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6. SULIT 6 4551
B time 28. Which of the following is true about the
C inhibitor enzyme and its function?
D enzyme concentration Enzyme Function
27. Diagram 6 shows the rate of enzyme A Rennin Clots milk
B Pepsin Emulsifies milk
hydrolysis reactions, R and S in the human C Trypsin Digest fat
body. D Erepsin Hydrolyses fat
29. If cells undergo mitosis repeatedly without
undergoing cytokinesis, what will the result
be?
A the cells will not be able to duplicate DNA
B the number of chromosome will decrease
C the cells will contain many nuclei
D the cells will lack nuclei
30. Which combination of two
Diagram 6
monosaccharides below, will produce
Which of the following is true about enzymes
sucrose.
R and S?
A Glucose + Lactose
B Glucose + Fructose
Enzyme R Enzyme S
C Glucose + Glucose
Secreted in the Secreted into
A D Fructose + Lactose
stomach duodenum
The active site The active site
B
changes at pH more changes at pH more
than 4 than 7
C R is trypsin S is lipase
Synthesized in the Synthesized in the
D rough endoplasmic smooth endoplasmic
reticulum reticulum
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