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APRIL MONTHLY TEST
APRIL 2009 MONTHLY TEST 2SCIENCE FORM 2 Name:
Answer all questions in Part A and Part B in the space provided.
Part A
1. The following information shows one class of food.
2. ww
Which of the following have the above function
A. Fats
C. Water
B. Fibre
D. Vitamins
2. Mineral P helps to produce the hormones of the thyroid gland. What is the mineral P?
A. Iron
C. Sodium
B. Iodine
D. Calcium
3. Iron is needed in our diet for
A. Preventing goiter
B. Preventing constipation
C. Making healthy bones and teeth
D. The formation of haemoglobin in red
blood cells.
4. We need fibre in our diet to
A. Prevent goitre B. Prevent constipation
C. Speed up the action of enzymes
D. Ensure proper absorption of nutrients
5. Which of the following food contains the least fats?
Form : .
A. Potato
C. butter
B. Maize
D. groundnuts
6. Digestion of food is sped up by the following exceptA. Bile C. enzymes
B. Mucus D. hydrochloric acid7. Diagram 1 shows a digestive organ.
Diagram 1
It secretes an acid. The function of the acid include
I. Enabling the proper functioning of protease
II. Killing the bacteria in the food
III. emulsifying fats
A. I and II only C. II and III only
B. I and III only D. I. II and III
8. Diagram 2 shows a food test which is carried out on a food sample.
Diagram 2The mixture is heated. What is the expected observation?
A. No observable change
B. A blue solution is formed
C. A brick-red precipitate is formed
D. The mixture turns dark blue in colour
9. Tooth decay and osteoporosis are caused by the deficiency of
I. sodium
II. calcium
III. phosphorus
A. I and II only C. II and III onlyB. I and III only D. I, II and III
10. Which of the following structures helps in absorbing digested food?
A. Villi
C. Colon
B. Liver
D. Pancreas
11. Table 1 shows the observations of food tests on food X.
Food TestResult
Iodine testBrown
Benedicts testBrick-red precipitate
Millons testRed precipitate
Food X containsI. Starch
II. Glucose
III. Proteins
A. I and II only C. II and III only
B. I and III only D. I, II and III
12. Diagram 3 shows part of human digestive system and its associated organs.
Diagram 3
What is stored in P?
A. Hydrochloric acid
C. Protease
B. Mineral salts
D. Bile
13. Which of the following substances is reabsorbed in the large intestine?
A. Water C. Glycerol
B. Fatty acid D. Dissolve mineral salts
14. The following information shows the lunch taken bay Mahmud on a certain day.
The diet is not balanced because it is lack of
A. Carbohydrates C. proteins
B. Fibre
D. fats
15. Diagram 4 shows the human alimentary canal and the associated organs.
Diagram 4
The digestion of protein takes place in
A. Q and S
C. R and S
B. Q and T
D. R and T
16. Table 2 show the digestion of food in small intestine.
OrganEnzymeSubstrateProduct
Small
Intestine
QPeptoneAmino acid
17. RFatsFatty acids and glycerol
18. SStarchMaltose
Table 2
Identify enzymes Q, R and S.A
B
C
DQRS
19. AmylaseProteaseLipase
20. ProteaseBileLipase
21. LipaseProteaseAmylase
22. ProteaseLipaseAmylase
23. Diagram 5 shows a digestive organ Q
Diagram 5Which of the following statements are true?
I. Q secretes hydrochloric acid
II. Q produces bile to emulsify the fats
III. Enzymes in Q change proteins to peptone
A. I and II only C. II and III only
B. I and III only D. I, II and III
24. Diagram 6 shows a food pyramid.
Diagram 6
Which types of food are found in level
S ?
A. Fruit and vegetables
B. Meat and proteins
C. Cereals and rice
D. Fats and sugar
25. Diagram 7 shows the organs in the human digestive system.
Diagram 7
Which of the following are the functions of J, K and L ?
A
B
C
DJKL
26. Digests starchDigests FatsAbsorbs nutrients
27. Digests starchDigests proteinsAbsorbs water
28. Digests fatsDigests proteinsAbsorbs water
29. Digests proteinsDigests starchAbsorbs nutrients
30. Te calorific value of fried noodle is 14.2 kJ g-1 . Calculate the calorific value in 200 g of fried noodles.
A. 284 kJ
C. 326 kJB. 2 840 k J
D. 260 kJAnswer for Part A
1.6.11.16.
2.7.12.17.
3.8.13.18.
4.9.14.19.
5.10.15.20.
Part B1.The apparatus shown in Diagram 8 are kept for 2 days.
Diagram 8(a) Draw what you think will happen to the seeds in both beakers after 2 days.
[4 marks]
(b) The response showed by the roots is called .
[1 mark]
(c)Why is the response stated in (b) important to the plant?
[1 mark]
(d)What is the function of the silica gel in beaker B?
[1 mark]
2. Food can be classified into seven classes. Name them.
(a) (b)
(c) .(d)
(e) (f) .
(g) ..
[7 marks]3. Complete the following table on the digestion of the three main classes of food.
(a)
(b)
(c)Type of enzyme neededClass of foodProduct of digestion
(i)
Proteins(ii)
Amylase
(i)(ii)
(i)
Fats(ii)
[6 marks]4. Diagram 9 shows the alimentary canal of human.
Diagram 9
(a) Name the labelled parts as shown in Diagram 9R:
T: .
U:
V:
W: . [5 marks](b) State the labelled part where digestion of the following food begins.
(i) Rice: .
(ii) Milk:
(iii) Meat: [3 marks]
(c) Name the enzyme produced by each of the following organs.
(i) S : ..
(ii) T : ..
(iii) U : .
[3 marks](d) What happen if the part labelled T stops secreting digestion juice?
[1 mark](e) What is the function of the part labeled Q?
[1 mark]
END OF QUESTION PAPERPrepared by,
Checked by,
Verified by,
......
(Pn. Noor Kamila Abdullah) ( Pn Saonah Zabali) ( En. Mohd Saed b Mahat)
Ketua panitia
GKMP Sains & MatematikIt helps to regulate body temperature
It is needed in the production of mucus
1 bowl of rice
1 piece of fried chicken
1 piece of fried egg
1 cup of syrup drink
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