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Pahang Trial 2025 Biology Kertas 1

1
The following lists are some biological waste substances. Tissue papers, gloves, plastic culture containers, petri dishes and hardened agar Which of the following is the category for the above biological waste substances?
2
Which of the following is cause of Tay-Sachs disease?
3
An athlete intends to take part in a 10 000 m running event in the SUKMA 2026. He begins his endurance training on day X. Which graph shows the changes in the number of mitochodrion in the muscle cells of his legs?
4
Diagram 1 shows a housewife sprinkling sugar on strawberries. Which of the following statements explain the above situation?
5
Diagram 2 shows the formation of dipeptides. What is process K?
6
Which of the following is the importance of nucleic acid in cell?
7
Diagram 3 shows the steps during production of cheese. In dairy industry, enzyme Y is added during production to enhance the ripening of the cheese. What is enzyme Y?
8
Which of the following cells does not carry out mitosis?
9
Diagram 4 shows anaphase II stage of meiosis in an animal cell. Which of the following is the number of chromosomes in the parent cell?
10
Which of the following is the differences between aerobic respiration and lactic acid fermentation in human muscle?
11
What is the value of the partial pressure of oxygen in the atmospheric pressure?
12
Diagram 5 shows the biochemical reaction that occurs in the stomach which involved enzyme X. What is X?
13
What is suitable menu for an individual with obesity?
14
Diagram 6 shows a man using an artificial pacemaker. What is the purpose of using artificial pacemaker?
15
Among the following, which blood group can receive blood from A, B, AB and O?
16
Diagram 7 shows a child who was bitten by a snake. The child was taken to the hospital for treatment. The doctor gave him an injection. What is the purpose of the injection given to the child?
17
Diagram 8 shows an antibody's action against an antigen. What type of antibody action is shown?
18
Diagram 9 shows the transmission of the nerve impulse across a synapse. Which of the following are examples of substance Q? I Thyroxine II Adrenaline III Dopamine IV Noradrenaline
19
A man experience an excessive secretion of X hormones causes his blood sugar level is too low. What is X hormones?
20
Diagram 10 shows the structure of human forearm. What will happen when the arm is bent?
21
Diagram 11 shows the relationship between the foetal blood and mother's bloodstream. Which substance increase in concentration as the blood flow from X to Y?
22
Diagram 12 shows a cross section of a eudicot root which experiences secondary growth. Which of the following A, B, C and D, function as a support and transport in matured trees?
23
The following information describes the features of the external structure of green leaves. - Thin and flat shaped - Green part of the leaf What is the name of the structure?
24
Diagram 13 shows a graph of transpiration rates in different air movement of the surrounding. Which of the following statements correctly describes the graph?
25
Each macronutrient has its own function to ensure that plants complete their life cycle and achieve optimal growth and development. Potassium is an example of a macronutrient that is important for the health and growth of trees. What is the function of potassium (K) in plants?
26
Diagram 14 shows three types of plants which is X,Y and Z. Which of the following correctly matches the nutritional adaptation of plants X, Y, and Z?
27
The following information describes root pressure which involved in the passage of water and mineral salts from soil to leaves. > Root pressure moves water from the soil into the xylem vessels of the root via osmosis. What factors affect root pressure?
28
Diagram 15 shows a farmer using hormone P to stimulate adventitious root growth on stem cuttings. What is hormone P?
29
Diagram 16 shows the germinated seed kept in the dark cupboard after 3 days. What causes the response shown by the part labelled X and Y?
30
Diagram 17 shows a longitudinal section of a flower. At which part A, B, C or D, the double fertilisation take place?
31
Which of the following represents female structure of the flower?
32
Which of the following is an adaptive feature of xerophytes?
33
Diagram 18 shows three organisms. Each organism is classified into the universal system of classification. Which of the following classification is correct?
34
Diagram 19 shows a part of the nitrogen cycle. What is the name of bacteria X?
35
Diagram 20 shows flow of energy in an ecosystem. Which of the following statements is correct about the energy pyramid?
36
Which of the following can cause eutrophication?
37
Which of the following is the pillars of National Green Technology Policy?
38
A dihybrid cross between a heterozygous black-fur and long-eared rabbit with a purebred white-fur and short-eared rabbit will produces an F~1~ generation that has recessive traits of white-fur and short-ears. What is the phenotype ratio obtained by F~1~ generation?
39
Diagram 21 shows the charts of height and blood group variation. What type of variation shown by graph X and graph Y?
40
What is the common microorganism used to insert a normal gene into a patient's cell in gene therapy?
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