Q. Which of the following is proportional to the dose in a Graded dose response scale?

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Q. Which of the following is not a major characteristic of Acidic soils?

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Q. Bioconcentration factor is the concentration of a pollutant in an organism compared to that present in the environment.

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Q. Which of the following causes nutrient deficiency in crops that are grown on acidic sulphate soils?

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Q. Adding Farm yard Manure or FYM to the soil helps in reclamation.

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Q. Sesbania aculeata can be used for soil reclamation.

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Q. Which of the following are characteristics of dose effect relationship?

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Q. The stimulus response curve is not restricted to which of the following function?

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Q. Which of the following factors doesn’t influence the Dose response relationship?

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Q. Which of the following is important for the toxicant to cross several sub cellular structures?

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Q. Bio-accumulation can occur through direct surface absorption from aqueous medium in Zooplanktons.

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Q. With respect to dose effect relationship, which of the following factors doesn’t influence the direct uptake of toxicants during bio-accumulation?

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Q. Size of organism is not related to bioaccumulation.

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Q. Which of the following can help Lipophilic compounds to enter the tissues of terrestrial plants?

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Q. Which of the following can ingest metals?

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