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4551

SMK KENINGAU

INTEGRATED TEST II

AUGUST 2009

BIOLOGY FORM 4

ONE HOUR

JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

1. Jawab SEMUA soalan dalam Bahagian A dan B diatas kertas soalan ini.

Prepared by: Checked by: Verified by:

___________________ ______________________ __________________

(CIK LAKSHMI NAIR) (CIK DOREEN DAMIANUS) (PN. SAINIS GOSIS)

Guru Matapelajaran Penyelaras Biologi Ketua bidang Sains &

Matematik

Kertas ini mengandungi ____ halaman bercetak

SULIT

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BAHAGIAN A

1. Figure 1 shows a stage during mitosis in a plant cell.

Which of the statements about the cell in figure 1 is not true?

A The cell produces diploid daughter cells

B The cell is at anaphase

C The cell is found at the apical meristem

D The cell has eight chromosomes at interphase

2. The diagram shows several stages in meiosis.

What is the chromosome behaviour in stage P?

A Chromosomes condense and thickens

B Chromosomes arrange themselves around equatorial plane

C Homologous chromosomes pair together and cross-over occurs

D Homologous chromosomes separate and move to the opposite poles

3. When cell reproduce without control, they form masses of cells called

A embryos B clones

C meristems D tumours

Figure 1

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4.

The description in the statement above shows the processes that occur during

A metaphase mitosis B metaphase meiosis I

C anaphase mitosis D anaphase meiosis I

5. Which of the following statements are true about meiosis?

I occurs in sperm cell and ovum

II synapsis and crossing over occur during prophase I

III random assortment of homologous chromosomes and sister chromatids

can result in genetic variation.

IV production of haploid gametes

A I and II B I, III and IV

C II, III and IV D I, II, III and IV

6. Four different food tests were carried out on a food sample. The results are shown in

Table 1.

TEST TUBE TEST CARRIED OUT OBSERVATION

1 Biuret test Violet solution

2 Benedicts test Blue solution

3 Iodine test Dark blue

4 DCPIP test Colourless solution

TABLE 1

The food sample contains

I protein II starch

III vitamin C IV reducing sugarA I and IV only B II and III only

C I, II and III only D I, II, III and IV

7. Which enzyme needs an acidic medium for its reaction?

A Amylase B Trypsin

The nuclear membrane breaks down

The nuclear spindle forms

Homologous pairs of chromosomes align

themselves on the spindle at the cell equator

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C Pepsin D Erepsin

8. The following measurement were made during an experiment to determine the

calorific value of bread.

What is the calorific value of the bread?

A 140 J g-1 B 280 J g-1

C 588 J g-1 D 1176 J g-1

9. The table shows the data of an experiment to determine the amount of ascorbic acid in

two fruit juices.

SAMPLE

VOLUME OF SAMPLE USED TO

DECOLOURISE 1mlDCPIP

1 2 3

0.1% Ascorbic acid 1.0 1.0 1.0Pineapple juice 2.9 3.1 3.0

Lime juice 2.2 1.9 1.9

Which of the following shows the correct amount of ascorbic acid in the fruit

juices?

10. What is the function of rennin?

A To digest proteins into polypeptide chains

B To convert soluble caseinogen into insoluble casein

Pineapple juice Lime juice

A 0.3 mg ml-1 0.5 mg ml-1

B 0.3 mg ml-1 2.0 mg ml-1

C 3.0 mg ml-1 0.5 mg ml-1

D 3.0 mg ml-1 2.0 mg ml-1

Mass of bread = 2g

Mass of water = 10g

Initial water temperature = 28C

Final water temperature = 56C

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C To digest dipeptides into amino acid

D To catalyse synthesis of new polypeptide chain.

BAHAGIAN B

1. The figure below shows the human digestive system and the associate glands.

(a) name the parts labelled

(i) A: ________________ (v) E: _________________

(ii) B: ________________ (vi) F: _________________