Kertas Soalan Percubaan Sabah PPC SPM 2024 Biologi Kertas 1 – 40 Soalan Berjawapan

Diagram 1 shows human body planes. Which of the planes labelled **A**, **B** and **C** is the sagittal plane?

A A B B C C

Diagram 2 shows a unicellular organism, *Paramecium* sp. What is the reproduction process shown in Diagram 2?

A Budding B Conjugation C Binary fission D Spore formation

Diagram 3 shows the structure of plasma membrane. What is structure X?

A Glycolipid B Cholesterol C Glycoprotein D Phospholipid

Diagram 4 shows the movement of substance X across the plasma membrane. Which of the following describes the movement of substance X?

A Simple diffusion B Facilitated diffusion C Active transport D Passive transport

Diagram 5 shows the breakdown process of a triglyceride molecule. What is process X?

A Deamination B Hydrolysis C Condensation D Assimilation

Diagram 6 shows an experiment to investigate pepsin activity. The test tube contains a mixture of 1 ml of 1% pepsin solution, 2 ml of 1% albumen suspension and 5 drops of dilute hydrochloric acid. What should be done to reduce the time taken for the mixture to turn clear?

A Add 5 drops of dilute sodium hydroxide solution B Decrease the concentration of pepsin to 0.5% C Increase the temperature of water bath to 37°C D Add rennin into the mixture

Diagram 7 shows a preservation method of cucumber to make it last longer. This method takes one month to complete the preservation process. Which of the following can shorten the time for the preservation process?

A Replace with a fresher cucumber B Replace with a bigger jar C Replace with a smaller size cucumber D Replace the solution with less concentrated solution

Diagram 8 shows a cell cycle. In which phase does the replication of DNA occur?

A G₁ B S C G₂ D M

The following information shows the characteristics of a child with genetic disorder. - Slanted eyes - Mental retardation - Protruding tongue What is the cause of this genetic disorder?

A Synapsis did not occur during prophase I B Cytokinesis did not occur during telophase II C Nucleus membrane did not form during telophase II D Sister chromatids did not separate during anaphase II

The following information describes energy production by yeast. > Alcohol fermentation is a process to generate ATP without utilizing oxygen. Which of the following equations is correct to describe the process?

A Glucose →(zymase) Ethanol + Carbon dioxide + 210 kJ B Glucose →(zymase) Lactic acid + 210 kJ C Glucose →(zymase) Ethanol + Lactic acid + 150 kJ D Glucose →(zymase) Ethanol + Water + 210 kJ

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Sabah Trial 2024 Biologi Kertas 1 · PPC

Sabah Trial 2024 Biologi Kertas 1 · PPC

Sabah Trial 2024 Biologi Kertas 1 · PPC

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