Grade 10 Life Sciences Revision
Quiz by Karin
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78 questions
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- Q1What is the living matter in a cell known as?groundplasmnucleusprotoplasmcytoplasm30s
- Q2Which of the following cell organelles is the largest?golgi apparatusribosomeslysosomenucleus30s
- Q3Select whether the following statement is true or false: A cell membrane is differentially permeable.FalseTrue30s
- Q4Where are plastids found?Animal cells onlyPlant and animal cellsNeither plant nor animal cellsPlant cells only30s
- Q5Which of the following structures is NOT found in chloroplasts?stromathylakoidscarotenoidslamellae30s
- Q6Which of the following structures is responsible for manufacturing lipids?CytoplasmSmooth endoplasmic reticulumRough endoplasmic reticulumNucleus30s
- Q7Which of the following gives the correct definition of the resolution of an image?the sharpness of an image and how much detail you can seethe ratio between the size of an image and the actual image30s
- Q8The fluid mosaic model describes the structure of the:Cell wallCytoplasmCell membraneNuclear membrane30s
- Q9Which of the following describes the view of an object when seen from underneath?lateralventraldorsalposterior30s
- Q10Which of the following scientists viewed the remains of dead cork cells?Robert KochLouis PasteurAntonie van LeeuwenhoekRobert Hooke30s
- Q11Chromosomes are responsible for:PhotosynthesisFood storage in plantsColour in flowers and leaves changing colours in autumnProtein synthesis30s
- Q12The primary cell wall is thin and contains i, whereas the secondary cell wall is thick and contains ii and iii. Which of the following shows the correct arrangements of the following substances?i - suberin, ii - pectin and iii - lignini - pectin, ii - lignin and iii - suberini - suberin, ii - lignin and iii - pectini - lignin, ii - pectin and iii - suberin30s
- Q13Which of the following is the INCORRECT function of a vacuole?offers protection from mechanical injuryallows plants to support structures such as leaves and flowersplays a role in osmosis by maintaining internal hydrostatic pressure in the cell30s
- Q14The membrane surrounding a vacuole is called a:Cell wallCell membraneLamellaTonoplast30s
- Q15When a cell is turgid:so much water is lost that it causes the cell membrane to recede from the wallthe vacuole is soft and large amounts of water are lostthe vacuole is filled to its maximum capacity30s