Biology WAEC

Fresh milk is often kept in refrigerated vehicles, for distribution to customers in order to?

A. ensure proper share of fresh milk to all customers. B. ensure delivery of milk to customers in good time…

4 years ago

Which of these is a vector of malaria fever?

A. Female anopheles mosquito B. Male anopheles mosquito C. Female culex mosquito D. Male culex mosquito Correct Answer: Option A…

4 years ago

Which of these is not correct about the tse-tsefly and mosquito? They

A. harbour protozoa as disease agents B. possess piercing and sucking mouth parts C. have intermediate hosts D. inject disease-…

4 years ago

Which of the following structures in a housefly aids in the transmission of diseases in man?

A. Hairs B. Spiracles C. Antennae D. Wings Correct Answer: Option A A. Hairs

4 years ago

Which of the following groups of factors do the Agama lizards compete for? I. Space II. Food III. Mates

I. Space II. Food III. Mates A. Space and food only B. Space and mates only C. Food and mates…

4 years ago

Which of the following associations can upset the balance of nature?

A. Epiphytism B. Parasitism C. Symbiosis D. Saprophytism Correct Answer: Option B B. Parasitism

4 years ago

The substances recycled in the soil by the activities of micro-organisms during the decay of dead organisms are first utilized by the?

A. carnivores B. herbivores C. scavengers D. autotrophs Correct Answer: Option D D. autotrophs

4 years ago

Micro-organisms which break down dead organisms and absorb their contents are called?

A. decomposers B. consumers C. parasites D. commensals Correct Answer: Option A A. decomposers

4 years ago

Which of the following is not promoted by high wind speed?

A. Rill erosion B. Weathering of parent rock C. Breeding of plant D. Opening of stomata Correct Answer: Option C…

4 years ago

Which of the following solutions is suitable for removing chlorophyll in a green leaf?

A. Million’s reagent B. Methylated spirit C. Benedict solution D. Fehling’s solution Correct Answer: Option B B. Methylated spirit

4 years ago