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biology test questions
3
A1)mention all the characteristics of a living things*2)differences
between plants and animals*3)hierarchy of living organisms*4)describe a virus,diagram is compulsory*5)divisions of a kingdom and explain each in details.include examples of organisms under each kingdoms*6)levels of organisation,advantages and disadvantages of complexity of organisms,describe catabolism and anabolism and examples of each,equations required.8)describe body symmetry,body design and body cavity of organisms(differences between monocotyledonous and dicotyledonous plants;functions of the roots,stem,leaves and flowers;diagram of an hydra,mould,mushroom,bacteria,mossess,ferns*table on kingdom animalia)******B1)define nutrition and photosynthesis*2)EXPERIMENTS ON PHOTOSYNTHESIS;a)to test for the presence of starch in a leaf,to show that oxygen is given off during photosynthesis,toshow that sunlight is necessary for photosynthesis,to show that carbondioxide is necessary for photosynthesis,to show that chlorophyll is necessary for photosynthesis*3)explain the chemistry of photosynthesis(dark and light stage very important)*4)section of a leaf and importance of labelled parts(functions of leaf stalk,leaf blade,stomata,intercellular spaces,transport tissue)*5)list the major & minor elements required by plants,deficiency symptoms of nitrogen,phosphosus and potassium;importance of photosynthesis*5)explain the nitrogen cycle*6)list and state the importance of the six classes of food(importance of various vatamins and minerals required)*7)FOOD TEST;a)test for carbohydrates(simple reducing sugar,complex sugar),test for starch,test for protein and test for fats and oil*8)what are enzymes?characteristics of enzymes,types of enzymes,differences between enzymes and hormones 9)explain the mode of nutrition of organisms and give examples on each.
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