IGCSE O Level Biology MCQs – Practice Test for Exam Prep

Pesticides O Level Biology Multiple Choice Questions with Answers – PDF Download

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Pesticides O Level Biology MCQs PDF Download – Prep Test

MCQ 1: If a substance accumulates in a body for a long time, it will be:

passed out through egestion
passed out through excretion
become insoluble in water
passed on to next consumer in food chain

MCQ 2: Presence of tubifax worms indicate that:

the parasites are found in the intestine
cellulose in grass can easily be digested by pri-consumers
water is highly polluted
BOD is very low

MCQ 3: Pests may be not be destroyed through:

Parasites
Insecticides
Herbicides
Pesticides

MCQ 4: All are wrong about Bacteria, but:

cannot grow in fertilized soil
cannot degrade DDT
degrade DDT into simpler substances
digest white blood cells

MCQ 5: Substances which can remain in the soil for many years are known as:

microorganisms
insecticides
dichloro-triphenyl dichloroethane
dichloro-diphenyl trichloroethane

IGCSE O Level Biology MCQs App & e-Book – Pesticides: O Level Biology Practice Tests

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