The fallacy in Lamarck's evolutionary theory was the assumption that

A. traits are acquired through disuse of body parts

B. acquried traits are heritable

C. acquired traits are seldom formed

D. traits are acquired through the use of body parts

The bright coloured eye spots on the wings of moth are an example of

A. warning colouration

B. disruptive colouration

C. crypsis

D. mimicry

The wings of a bat and those of a bird are examples of

A. convergent evolution

B. continuous variation

C. coevolution

D. divergent evolution

Use the diagram above to answer this question.

Which of the organisms represented are notable agricultural pests?

A. ll and IV

B. l and IV

C. ll and lll

D. l and lll

Use the diagram above to answer this question.

The gas evolved in the process is

A. carbon (IV) oxide

B. nitrogen

C. oxygen

D. carbon (II) oxide

Use the diagram above to answer this question.

The experimental set-up above is used to demonstrate the process of

A. diffusion

B. photosynthesis

C. fermentation

D. plasmolysis

An economic importance of the organism represented by IV is that

A. it transmit water borne disease to humans

B. it is destructive to farm crops

C. its faeces pollutes drinkng water

D. it helps in the control of mosquito larvae

The adult form of iii is a vector of

A. sleeping sickness

B. river blindness

C. cholera

D. elephantiasis