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Biotechnology Objective Questions { Transgenic Plant }

1. In a __________ protocol, bacteria with engineered abilities to detoxify pollutants are intentionally released in an area.
A.microcosm establishment
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2. The controversy regarding the use of Bt corn is that it
A.is potentially harmful to monarch butterflies
B.is a potential allergen to humans
C.both (a) and (b)
D.can contaminate groundwater
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3. Metabolic interference is a term used to describe a method to metabolize a compound and prevent the synthesis of something that is normally produced. What compound(s) have been targeted for metabolic interference in tomato?
A.ACC (1-aminocyclopropane-1-carboxylic acid)
B.SAM (S-adenosylmethionine)
C.Both (a) and (b)
D.AOA (aminooxyacetic acid)
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4. Starch content of potatoes can be increased by using a bacterial gene, known as
A.sucrose phosphate synthase gene
B.ADP glucose pyrophosphorylase gene
C.polygalactouranase gene
D.none of the above
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5. Which tropical fruit crop has been successfully engineered to be protected against a lethal virus?
A.Passion fruit
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6. Which of the following metabolites are implicated in stress tolerance?
C.Both (a) and (b)
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7. Which of the agricultural challenges below cannot be solved with transgenic techniques?
A.Crops are damaged by frost
B.Crops are killed by a virus
C.Public concern about safety of synthetic pesticides
D.Public preference for organic vegetables
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