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Pesticides O Level Biology MCQ with Answers PDF

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"If a substance accumulates in a body for a long time, it will be" MCQ PDF on pesticides: o level biology with choices passed out through egestion, passed out through excretion, become insoluble in water, and passed on to next consumer in food chain for two year online colleges. Practice pesticides o level biology quiz questions for merit scholarship test and certificate programs for online colleges for teaching.

MCQs on Pesticides O Level Biology Quiz

MCQ: 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: 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: Pests may be not be destroyed through

Parasites
Insecticides
Herbicides
Pesticides

MCQ: All are wrong about Bacteria, but

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

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

microorganisms
insecticides
dichloro-triphenyl dichloroethane
dichloro-diphenyl trichloroethane