arrow_back

Negeri Sembilan Trial 2024 Biology Kertas 1

1
Diagram 1 shows a biological material waste that has been used in the laboratory. Which of the following methods should be taken to manage the biological waste?
2
The following statement shows a characteristic of a plant cell that has undergone specialisation. > Modified lower epidermal cells with the thicker cell wall on the inner side. Which of the following refer to the cell?
3
Diagram 2 shows an experiment to study the movement of substance across the plasma membrane. What observation can be made after 10 minutes?
4
Chef Adu wrap meat in papaya leaves to tenderise the meat. Which of the following is a suitable method to minimise the time for tenderising meat?
5
Diagram 3 shows a jar of pineapple pickles prepared using concentrated sugar solution. Which of the following process cause the texture of pineapple to become softer?
6
A cat has diploid number of chromosomes, 2n=38 in its nucleus. Which of the following is true about the number of daughter cells and the number of chromosomes produced after meiosis? | | Number of daughter cell produced | Number of chromosomes after meiosis | |---|---|---| | A | 4 | 38 | | B | 2 | 19 | | C | 2 | 38 | | D | 4 | 19 |
7
Diagram 4 shows part of a DNA molecule. Which pair of nitrogenous bases represent S and T? | | S | T | |---|---|---| | A | Cytosine | Adenine | | B | Adenine | Thymine | | C | Cytosine | Guanine | | D | Guanine | Thymine |
8
Which of the following is a product of lactic acid fermentation?
9
Which of the following is correct for the absorption of digested food in the ileum? | | Digested food | Methods of absorption | |---|---|---| | A | Fructose | Simple diffusion | | B | Galactose | Active transport | | C | Amino acids | Passive transport | | D | Vitamins B | Absorbed with fat |
10
Diagram 5 shows a part of the human respiratory structure. Based on Diagram 5, what is the best adaptation of the respiratory structure for efficient delivery of respiratory gases?
11
Table 1 shows the result of an experiment to study the digestion of lipid by lipase. | Test tube | Content | Observation on the solution | |---|---|---| | | | Initial | Final | | X | 2 ml of cooking oil + 1 ml of 0.2 M sodium carbonate solution + 1 ml of dishwashing liquid + 1 ml of distilled water + 3 drops of phenolphthalein indicator | Pink | Pink | | Y | 2 ml of cooking oil + 1 ml of 0.2 M sodium carbonate solution + 1 ml of dishwashing liquid + 1 ml lipase + 3 drops of phenolphthalein indicator | Pink | Clear | Which of the following are true about the function of dishwashing liquid in this experiment? I Emulsify fat into small droplets II Increase the surface area for enzyme reaction III Provide alkaline medium for enzyme reaction IV Hydrolyses cooking oil into fatty acids and glycerols
12
Which of the following is true about the differences the between the circulatory systems in multicellular organisms? | Organisms | Types of circulatory system | Number of heart cavities | Number of circulations | | :------------------ | :------------------------------------------------ | :------------------------------------------------ | :------------------------------------------------ | | A Insects | Closed blood circulatory system | Many cavity segments | Single | | B Fish | Closed blood circulatory system | Two (one atrium and one ventricle) | Single | | C Amphibians | Closed blood circulatory system | Three (one atria and two ventricles) | Double | | D Human | Open blood circulatory system | Four (two atria and two ventricles) | Double |
13
The 'Medtronic Micra' pacemaker is the smallest artificial pacemaker in the world which is placed in the heart without surgery. What is the function of this artificial pacemaker?
14
The statement below is about immunisation. - Lymphocytes produce antibodies. - Gain a permanent immunity after recovery from the disease. - Memory cells will rapidly produce antibodies if the individuals are attacked by the same pathogen. What is the type of immunity mentioned in the statement above?
15
What is the effect of calcium and vitamin D deficiency to a woman as she grows older?
16
Diagram 6 shows the cross section of a synapse. What is the effect to the transmission of impulse if M fails to function?
17
Which hormones are associated with the thickening of the endometrium in female during the menstrual cycle?
18
Which of the following statement is true regarding the body's coordination and response when being chased by a large and fierce dog? I Nervous system and endocrine system work together to produce an immediate response II The heart pumps more oxygen and glucose to the brain and skeletal muscles III Adrenaline is secreted by hypothalamus and produce response which increase the heart rate and respiratory rate IV Excess glucose is converted into protein and fats
19
Diagram 7 shows two types of vertebrae, P and Q. What is the difference between vertebrae P and Q?
20
Diagram 8 shows ultrafiltration process that occurs in the kidney. Why there is no erythrocyte found in the glomerular filtrate in the Bowman's capsule?
21
Diagram 9 shows the changes in the blood glucose concentration in a healthy person before, during and after exercise. What causes the increase in glucose concentration after the 40^th^ minute?
22
What is the best light colour to maximise the rate of photosynthesis?
23
Diagram 10 shows the sigmoid curve of growth of a man. What happen during phase K?
24
Diagram 11 shows the secondary growth in a root of a eudicot plant. Which of the parts labelled I, II, III and IV are the result of secondary growth?
25
Diagram 12 shows effect of nutrient deficiency on leaves. Which of the following nutrient is needed by the plant?
26
Which of the following substances are distributed by phloem tissue? I Soluble minerals II Water III Dissolved sugar IV Plant hormones
27
Diagram 13 shows a type of plant tissue. Which of the following does not have the tissue shown in Diagram 13?
28
When the environmental temperature rises, plants can maintain their water content with the presence of phytohormone X. What is phytohormone X?
29
Diagram 14 shows an experiment to study the effect of auxin on coleoptile growth at the shoot tip. Which of the following statements about the response is correct?
30
Diagram 15 shows two different types of fruit, P and Q. Which of the following statements are true between P and Q?
31
What is an adaptive ability that will determine the survival of hydrophytes?
32
Diagram 16 shows a phylogenetic tree of land plants. What is represented by T?
33
The following statement is about an organism according to their nutrition. > These organisms gain energy from the oxidation or inorganic substances such as hydrogen sulphide and ammonia through chemosynthesis. Based on the statement above, which is the correct match? | | Class of organism | Example of organism | |:--|:--------------------------------|:--------------------------------| | A | Chemoautotrophic | Nitrobacter sp. | | B | Photoautotrophic | Green plants | | C | Saprotrophic | Fungi |
34
Which of the following are the examples of in situ conservation? I Endau-Rompin State Park II Tioman Marine Park III Penang Botanic Gardens IV National Zoo
35
Table 2 shows the number of grasshoppers caught by capture-mark-release- recapture method. | First capture | | | Second capture | | | | Represents 10 grasshopper | | | Represents 10 marked grasshoppers | What is the population size of the grasshopper?
36
Table 3 shows the result of an experiment to compare the qualities of water from area S and T. | Water sample | Time taken for methylene blue solution to decolourise (minutes) | | Area S | 25 | | Area T | 60 | Which of the following statements is true about the result of the experiment?
37
The following information shows some alleles for certain traits in humans. > E – Free earlobes (dominant) > e – Attached earlobes (recessive) > T – Able to roll tongue (dominant) > t – Cannot roll tongue (recessive) What is the probability of a couple getting a child with phenotype of free earlobes and cannot roll tongue if the husband and wife are heterozygous?
38
Diagram 17 shows a karyotype of an individual with abnormality in sex chromosome. Which of the following is true about the individual?
39
Diagram 18 shows a chromosomal aberration due to chromosomal mutation. Which of the following is the type of chromosomal aberration?
40
The following are the steps involved in the production of protein X. P : Bacteria that carries gene X is cultured in large quantity Q : Gene X is removed from human cell R : Gene X is inserted into a bacterial plasmid S : Protein X is extracted and purified Which sequence is correct?
试题仅供学习参考,版权归原出版方所有,如有侵权请联系我们下架。