1 Diagram 1 shows an equipment found in biology laboratory. What is the function of this equipment? star A To filter the air to protect sample B To wash the eyes when exposed to chemicals or hazardous substances. C To handle flammable, poisonous and corrosive chemical substances. D To wash and rinse the body parts when in contact with hazardous chemical substances. T4 Chapter 1.2 Safety and Rules in Biology Laboratory
2 Diagram 2 shows a unicellular organism. Due to a prolonged drought, it has to live in dry and low temperature habitat. Which of the following is the most suitable reproductive method for this organism? star A Sexual reproduction B Conjugation C Binary fission D Spores formation T4 Chapter 2.2 Living Processes in Unicellular Organisms
3 What is plant cell wall made of? star A Phospholipid B Cellulose C Glycoprotein D Cholesterol T4 Chapter 4.2 Carbohydrates
4 Diagram 3 shows the movement of substance Q through the plasma membrane. Which of the following is example of substance Q? star A Water B Glycerol C Oxygen D Glucose T4 Chapter 3.2 Concept of Movement of Substances Across a Plasma Membrane
5 A gardener planted a herbaceous plant which is non-woody plant in a pot with soil taken from the mangrove swamp. After a few days he found that the plant wilted. What should be done to prevent the plant from wilting? star A Add water to the soil. B Add fertilizer to the soil. C Aerate the soil by digging. D Add more soil in the pot. T4 Chapter 3.4 Movement of Substances Across a Plasma Membrane and Its Application in Daily Life
6 The following reaction shows the formation of dipeptides. | Amino acid | + | Amino acid | Process H | Dipeptides | + Water | What is process H? star A Hydrolysis B Digestion C Condensation D Deamination T4 Chapter 4.3 Protein
7 Diagram 4 shows the mechanism of enzyme action. Which of the following can be deduced from Diagram 4? I Enzyme action is specific II Enzyme reaction is reversible III Enzyme is not destroyed at the end of the reaction IV Optimum temperature for enzyme reaction is 40°C star A I and II B I and III C II and IV D III and IV T4 Chapter 5.2 Enzyme
8 Which of the following about enzyme reaction at 50°C is true? star A The reaction decreases B The reaction is at minimum C The reaction is at maximum D The reaction remains the same T4 Chapter 5.2 Enzyme
9 Diagram 5 shows a phase of meiosis in a cell. Name the phase. star A Anaphase II B Metaphase II C Anaphase I D Telophase I T4 Chapter 6.3 Meiosis
10 The following information shows the characteristics of a child with genetic desease. - Slanted eyes - shortened limbs - Mental retandation What is the cause of this genetic disease? star A Synapsis does not occur during prophase I B Cytokinesis does not occur during telophase II C Nucleus membrane does not form during telophase II D Sister chromatids does not separate during anaphase II T4 Chapter 6.4 Issues of Cell Division on Human Health
11 Fermentation of glucose by yeast can be shown by equation below. | Glucose | -> | P | + | Q | + | Energy | What are substances P and Q? star A Zymase +ethanol B Ethanol + lactic acid C Lactic acid + carbon dioksida D Ethanol + carbon dioxide T4 Chapter 7.3 Fermentation
12 Diagram 6 shows the transport of carbon dioxide from the body cell to the blood capillary. Which of the following statements is correct about Diagram 6? star A Carbon dioxide is transported as dissolved carbon dioxide in the blood plasma. B Carbon dioxide is transported in the form of sulphate ion C Transport of carbon dioxide is affected by temperature. D Carbon dioxide is transported as carboxyhaemoglobin. T4 Chapter 8.3 Gaseous Exchange in Humans
13 Diagram 7 shows a part of human digestive system What will happen if tube X is blocked? star A Digested food cannot be carried to the liver. B The rate of digestion of protein will decrease. C The rate of digestion of fats will decrease. D Bile cannot be produced by the liver. T4 Chapter 9.2 Digestion
14 The following statement describes the health issue of Mr. Karim. > Mr. Karim was found to have acute pancreatitis. His pancreas need to be removed due to damage. What treatment should Mr Karim receive to maintain a normal blood sugar level? star A Take a balance diet B Take glucose injection C Reduce the intake of carbohydrates D Take regular insulin and glucagon injections T4 Chapter 13.1 Homeostasis
15 Table 1 shows the characteristics of blood in blood vessel X of human. | Pressure | Oxygen concentration | Carbon dioxide concentration | |---|---|---| | High | Low | High | What is blood vessel X? star A Aorta B Vena cava C Pulmonary vein D Pulmonary artery T4 Chapter 8.3 Gaseous Exchange in Humans T4 Chapter 10.2 Circulatory System of Humans
16 Rhesus factor is a type of antigen found on the surface of red blood cells. Individuals' red blood cells that contain the Rh factor are known as Rh-positive while individuals that do not have the Rh factor are known as Rh-negative. A husband and wife have different rhesus factors. Their first child was Rh-positive. Several subsequent pregnancies miscarried. What are the rhesus factors for the parents and the miscarriage foetus? | | Father | Mother | Miscarriage foetus | |:---|:---|:---|:---| | A. | Rh+ | Rh- | Rh+ | | B. | Rh+ | Rh- | Rh- | | C. | Rh- | Rh+ | Rh+ | | D. | Rh- | Rh+ | Rh- | star A Rh+ | Rh- | Rh+ B Rh+ | Rh- | Rh- C Rh- | Rh+ | Rh+ D Rh- | Rh+ | Rh- T4 Chapter 10.5 Blood Groups of Humans
17 Diagram 8 shows the concentration of antibodies in a patient's blood after being immunized. Which of the following is true about the immunity acquired? I It gives temporary protection II Antiserum is injected into the patient's body III It gives immediate immunity against the disease. IV White blood cells are stimulated to produce antibody star A II and III B I, II and III C II, III and IV D I, II, III and IV T4 Chapter 11.3 Types of Immunity
18 An accident victim injured his head and had difficulties in breathing Which part A, B, C or D was injured? star A A B B C C D D T4 Chapter 13.1 Homeostasis
19 The information below shows the symptoms experienced by a patient. - Heart rate is low - Weight gain - Sensitive to cold star A Diabetes insipidus B Hypoglycemia C Hypothyroidism D Hyperthyroidism T4 Chapter 12.7 Health Issues Related to the Human Endocrine System
20 Diagram 9 shows the structure of a nephron. At which part in Diagram 9 does the reabsorption occurs? star A K and L B K and M C L and M D L and N T4 Chapter 13.2 Urinary System
21 Diagram 10 shows the human skull structure What is the type of joint at P? star A Free movable joint B Slightly moveble joint C Ball and socket joint D Immovable joint T4 Chapter 14.2 Musculoskeletal System of Humans
22 Which of the following diagram is the correct sequence to show the stages in early development of zygote in human reproductive system? star A A Figure B B Figure C C Figure D D Figure T4 Chapter 15.4 Development of a Human Foetus
23 Diagram 11 shows the cross-section certain parts of a plant. Which of the following parts is phloem? star A J, L and O B K, L and O C J, M and N D K, M and N T5 Chapter 4.1 Vascular Tissues
24 Diagram 12 shows the structure of a chloroplast Name the process that occurs in S. star A Reduction of carbon dioxide B Photolysis of water C Synthesis of glucose D Synthesis of starch T5 Chapter 2.4 Main Organ for Photosynthesis
25 Diagram 13 shows a condition of a stoma. Which of the following factors cause the stoma to be in the conditions as in Diagram 13? star A High intensity of light B Low concentration of carbon dioxide in the atmosphere C High concentration of oxygen in the atmosphere D Low intensity of light T5 Chapter 2.2 Main Organ for Gaseous Exchange
26 Diagram 14 shows an organism fouund in a tropical rainforest. What is the type of nutrition of the organism? star A Autotrophs B Parasitism C Carnivore T5 Chapter 3.3 Diversity in Plant Nutrition
27 A complete ring of bark is removed from a stem of a woody plant. After a few months, the leaves start to fall off and finally the plant dies. Which statement explains the situation? star A Senescence of leaves B Sugar is not transported to the roots C Fungus attack due to exposure duting ringing D Water and sugar seep out from the ring of bark. T5 Chapter 4.3 Translocation
28 Diagram 15 shows the shoot of a plant grow towards light. What is the cause of the reaction? star A The shoot needs light for photosynthesis B The shoot needs to grow longer to avoid competition for light C The cells shaded from light elongate faster D The concentration of auxin is higher in cells exposed to light T5 Chapter 5.2 Phytohormone
29 Diagram 16 shows the development of pollen in a pollen sac. What is Process Z? star A Meiosis B Mitosis C Pollination D Fertilisation T5 Chapter 6.2 Development of Pollen Grains and Embryo Sac
30 Diagram 17 shows the longitudinal section of the reproductive part of a flower. Which part P, Q, R or S do pollination and fertilisation occur? | | Pollination | Fertilisation | |---|---|---| | A | P | S | | B | Q | S | | C | R | P | | D | S | Q | star A P | S B Q | S C R | P D S | Q T5 Chapter 6.3 Pollination and Fertilisation
31 Which adaption is found on halophytes plants to survive in a water of high content of salt? star A Hydathodes on the surface of the leaves B Thin and vertical pneumatophores C Thick and succulent leaves D High osmotic pressure of the root cells T5 Chapter 7.1 Adaptations of Plants
32 Which of the following is true about the transpiration in xerophytes? star A Xerophytes have lower rate of transpiration than hydrophytes. B Xerophytes have equal rate of transpiration as mesophytes. C Transpiration does not occur in xerophytes. D Xerophytes have higher rate of transpiration than mesophytes. T5 Chapter 7.1 Adaptations of Plants
33 Diagram 18 below shows a part of nitrogen cycle. What is bacteria X? star A Nitrobacter sp. B Rhizobium sp. C Nitrosomonas sp. D Lactobacillus sp. T5 Chapter 8.3 Microorganisms and Viruses
34 Which of the following is the correct biotic and abiotic factors in an ecosystem? | | Abiotic factor | Biotic factor | |---|---|---| | A. | Bird | Light Intensity | | B. | Humidity | Light Intensity | | C. | Fish | Plant | | D. | Humidity | Bird | star A Bird | Light Intensity B Humidity | Light Intensity C Fish | Plant D Humidity | Bird T5 Chapter 9.1 Community and Ecosystem
35 A group of students carried out an experiment to determine the level of pollution in rivers Q and R. The result of the experiment is shown in the following table. | Water samples | Time taken for methylene blue solution to decolourise (minutes) | |---|---| | Q | 20 | | R | 5 | Which statement is true according to the table shown? star A River Q has the most organic substance B River R has the least organic substance C River Q has a greater number of bacteria D River R is the most polluted T5 Chapter 10.1 Threats to the Environment
36 Diagram 19 shows an eco-friendly car. What is the benefit of this technology to the environment? star A Reduce the air pollution B Reduce the BOD level in water C Increase the humidity in the atmosphere D Increase the oxygen content in the air T5 Chapter 10.3 Practices in Environmental Sustainability
37 A girl has blood group A and her brother has blood group B. Which is the correct combination of genotypes belongs to their parents? | | Father | Mother | |---|---|---| | A. | I^A^ I^B^ | I^A^ I^B^ | | B. | I^A^ I^A^ | I^B^ I^O^ | | C. | I^B^ I^B^ | I^A^ I^O^ | | D. | I^A^ I^A^ | I^B^ I^B^ | star A I^A^ I^B^ | I^A^ I^B^ B I^A^ I^A^ | I^B^ I^O^ C I^B^ I^B^ | I^A^ I^O^ D I^A^ I^A^ | I^B^ I^B^ T5 Chapter 11.4 Inheritance in Humans
38 Diagram 20 below is a graph which shows the distribution of a particular trait in Human. Which of the following traits is represented by the Diagram? star A Ability to roll tongue B Shape of ear lobe C Presence of dimple D Size of foot T5 Chapter 12.2 Variation in Humans
39 Diagram 21 shows a karyotype of an individual Identify the gender and state the genetic disease suffered by the individual. | | Gender | Genetic disease | |---|---|---| | A. | Female | Turner's Syndrome | | B. | Male | Down's Syndrome | | C. | Female | Hemophilia | | D. | Male | Klinefelter's Syndrome | star A Female | Turner's Syndrome B Male | Down's Syndrome C Female | Hemophilia D Male | Klinefelter's Syndrome T5 Chapter 11.4 Inheritance in Humans
40 Diagram 22 shows the DNA profiling of the victim and three suspects that were obtained from a knife at a crime scene. | DNA from knife blade | DNA from victim | DNA from suspects | |---|---|---| | | | 1 | 2 | 3 | | | | | | | Which of the three suspects is most likely the murderer? star A Suspect 1 B Suspect 2 C Suspect 3 D Suspect 1&3 T5 Chapter 13.2 Biotechnology