WAEC (WASSCE) Chemistry · Industry and the environment
Chemistry, industry and the environment: WAEC Chemistry Past Questions and Answers
What the WAEC syllabus covers in Chemistry, industry and the environment
Our summary: Chemical industries and their raw materials, pollution of air, water and soil, and biotechnology.
- Chemical industry ((1) Natural resources in candidate's own country. (2) Chemical industries in candidate's own country and their corresponding raw materials. (3) Distinction between fine and heavy chemicals. (4) Factors that determine location of chemical industries. (5) Effect of industries on the community.)
- Pollution: air, water and soil pollution ((1) Sources, effects and control. (2) Greenhouse effect and depletion of the ozone layer. (3) Biodegradable and non-biodegradable pollutants.)
- Biotechnology (Food processing, fermentation including production of gari, bread and alcoholic beverages e.g. local gin.)
Syllabus content © The West African Examinations Council (WASSCE (harmonised West African syllabus)).
WAEC (WASSCE) Chemistry questions on Chemistry, industry and the environment
- WAEC 2024Tetraoxosulphate (VI) acid is considered as a heavy chemical because
- WAEC 2023Petrochemistry is an example of
- WAEC 2023A consequence of global warming is
- WAEC 2021Which of the following oxide causes acid rain?
- WAEC 2020An example of a biodegradable pollutant is?
- WAEC 2020A factor that is considered most important when siting a chemical industry is?
- WAEC 2019Which of the following substances can be classified as heavy chemicals?
- WAEC 2019Biotechnology is applied in the?
- WAEC 2018The following factors would contribute to environmental pollution except
- WAEC 2017Which of the following pairs of gases are pollutants from car exhaust?
- WAEC 2017The real harmful effect of the release of chlorofluorocarbons into the atmosphere is that it eventually causes
- WAEC 2016Which of the following sources of energy contributes to green-house effect?
- WAEC 2016Chemicals that are produced in small quantities and with very degree of purity are
- WAEC 2016A consequences of global warming is
- WAEC 2015Which of the following process does not take place in domestic water treatment?
- WAEC 2015Which of the following products of biotechnology can be used as a fuel in place of petrol?
- WAEC 2015Which of the following substances is a heavy chemical?
- WAEC 2014Which of the following processes is used in food preservation in an industry?
- WAEC 2013Which of the following materials is classified as a non-biodegradable pollutant?
- WAEC 2013Which of the following statements about fine chemical is correct? It
- WAEC 2012Which of the following industrial processes depends on the action of enzymes?
- WAEC 2012Which of the following substances is mainly responsible for the depletion of the ozone layer?
- WAEC 2012Which of the following pollutants is not usually recycled?
- WAEC 2011Which of the following processes does not involve the use of limestone?
- WAEC 2010Which of the following substances cannot be classified as a heavy chemical?
Years with Chemistry, industry and the environment questions in DeeepSolve's question bank
From the past questions DeeepSolve holds, not a count of everything the exam body has set.
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