First Term Examination Basic Science and Technology Primary 5
First Term Examination
Basic Science and Technology
Primary 5
Part A ( Objectives )
Instructions : Answer the following questions by picking the best option from the given alternatives
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Pollution simply means to _____________________________ a. purify b. contaminate c. pamper
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To defile or make unfit for both man’s and animals’ use is ______________ a. pollution b. parade c. paramount
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__________ factors are living things in the environment. a. Abiotic b. Biotic c. Criminal
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Pollution makes the environment __________ for both plants and animals . a. safe b. unsafe c. unique
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________________ are things that cause pollution. a. Pollutants b. Environment c. Elements
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__________ pollution affects the air . a. Air b. Water c. Land
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___________ pollution involves the contamination of water there by making it unsafe for drinking a. Air b. Water c. Land
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___________ is an example of air pollutant a. Dust b. Rain c. Forest
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Oil spillage is an example of ______________ pollution a. Water b. Air c. Land
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Making old useless materials useful again is known as ______________ a. resurrection b. revival c. recycling
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Old Plastic bottles and paper can be recycled. ___________ a, Yes b. no c. not sure
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________ is the washing away of the upper part of the soil by wind or water . a . erosion b. Bacterial c. Removal
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A dead decaying rat is an example of _________ pollution a. Water b. Land c. Air
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Tear gas is an example of ___________ pollutant . a. Air b. water c. land
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Proper ventilation of rooms or bedrooms could be one of the possible solutions to _________ pollution . a. water b. air c. land
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__________________ erosion occurs when there is a rapid movement of water or strong wind that removes the cover soil surface . a. rill b. Gulley c. Percolation
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___________ erosion is easily notices in the temperate arid desert region of the world . a. Water b. Gulley c. Wind
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One of the causes of erosion is too much _________. a. rainfall b. sunlight c. money
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Erosion can be controlled by building ______________ a. bridges b. ridges c. stiches
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Deforestation means indiscriminate __________ of tress a. felling b. falling c. fallen
Part B Theory
Write out answer to the following questions . Pay attention to spellings , legibility and proper usage of punctuation marks .
Answer any five questions.
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What is pollution ?
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What is erosion ?
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What is afforestation ?
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Mention two air pollutants
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Mention two effects of air pollution .
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Write out two ways of solving the problems of air pollution .
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Mention two types of erosion .
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Mention two ways of controlling erosion
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Mention two water pollutants
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What is deforestation ?
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