Biology 0610 · IGCSE · Nutrient cycles

Nutrient cycles — practice question

Carbon in the environment.
(a(i))[1]

State the name of the process at label A.

(a(ii))[1]

State the name of the process at label B.

(a(iii))[1]

State the name of C.

(a(iv))[1]

State the name of D.

(b)[3]

Describe the harmful effects of deforestation.

(c(i))[1]

State one source of methane that pollutes the atmosphere.

(c(ii))[2]

State the effects caused by an increased concentration of methane in the atmosphere.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: the process of photosynthesis

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