Waec Model Questions Vol1 2019 Agricultural Science Question 19
Practice objective / multiple choice question 19 from the 2019 Waec Model Questions Vol1 Agricultural Science examination.
A veterinarian must vaccinate 45 goats against peste des petits ruminants (PPR). The vaccine is supplied as a lyophilised powder that must be reconstituted with sterile water at a ratio of 1 ml per 10 mg of powder. Each goat requires 0.5 ml of the reconstituted vaccine. One vial contains 2.5 g of powder. After reconstitution, a vial can be used to vaccinate at most 30 goats because the vaccine remains effective for only 6 hours. Determine the minimum number of vials that must be opened to vaccinate the entire herd.
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About This Question
This is Waec Model Questions Vol1 2019 Agricultural Science Question 19. It is one of the objective questions from the 2019 Waec Model Questions Vol1 Agricultural Science examination.
Difficulty level: Medium .
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