Which of the following statements about the modern

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Which of the following statements about the modern cell theory is/are correct?(1)Cells are specialized for different functions.(2)All organisms are made up of one or more cells.(3)The cell is the basic unit of life.A.(3) onlyB.(1) and (3) onlyC.(2) and (3) onlyD.(1), (2) and (3)##C##
Skill assessedMarkUnderstanding basic concepts1© 2019Aristo Educational Press Ltd.27
HKDSE BIOLOGY: Connecting ConceptsChapter 3Question bankMultiple-choice questions|!|BCEMC0030000057|!|A student observes a human blood smear with a light microscope. In order to obtain animage with more details of red blood cells, he should
##B##Skill assessedMarkPractical skills1|!|BCEMC0030000058|!|The following diagram shows a light microscope.(1)(2)(3)(4)Which part(s) of the light microscope is/are used to adjust the magnification of the lightmicroscope?
Skill assessedMarkUnderstanding basic concepts1© 2019Aristo Educational Press Ltd.28
HKDSE BIOLOGY: Connecting ConceptsChapter 3Question bankMultiple-choice questions|!|BCEMB0030000059|!|Directions:Questions (a) to (c) refer to an experiment in which the same prepared slideofamoebaewas observed in turn with four microscopes with different magnifications.The following table shows the combinations of eyepiece and objective used in differentmicroscopes:MicroscopeEyepieceObjectiveI5X10XII10X15XIII5X40XIV15X10X© 2019Aristo Educational Press Ltd.29
HKDSE BIOLOGY: Connecting ConceptsChapter 3Question bankMultiple-choice questions(a)With which microscope could the student observe the largest number ofamoebae?
(b)Under which of the following pairs of microscopes would theamoebaeappear tomove at the same speed?A.microscopes I and IIB.microscopes II and IIIC.microscopes II and IVD.microscopes III and IV
(c)Which microscope produces the brightest image with the same light source?
##(a) A, (b) C, (c) A##Skills assessedMarks(a)Analysing data1(b)Analysing data1(c)Analysing data1|!|BCEMB0030000060|!|

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Bacteria, Aristo Educational Press Ltd, following observations

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