Biology

l. Fertilizer II. Insecticides III. Sewage IV. Crude oil V. Sulphur dioxide. The atmosphere can polluted by?

A. l only B. lll only C. lV only D. ll and lV only Correct Answer: Option D D. ll…

6 years ago

The following organisms are consumers except?

A. earthworm B. spirogyra C. bacteria D. Rhizopus Correct Answer: Option B B. spirogyra

6 years ago

Which of the following statements about the circulation of water in nature is not correct? Water

A. constantly evaporates from seas, rivers, lakes, and soil B. vapour rises, cools, condenses and precipitates as rain and dew…

6 years ago

The difference between a community and population is?

A. a community is made up of organisms of the same species while a population is made up of organisms…

6 years ago

The following adaptations are associated with the flight of birds except?

A. reduced body weight B. streamlined shape C. presence of powerful muscles D. clawed digits Correct Answer: Option D D.…

6 years ago

The following habitats can be found in West Africa except?

A. mangrove swamp B. sahel savanna C. savanna grassland D. temperate grassland Correct Answer: Option D D. temperate grassland

6 years ago

The part of a leguminous plant where bacteria like Azotobacter can be found is?

A. at the nodes of the stem B. at the internodes C. in the root nodules D. in the spongy…

6 years ago

A characteristic feature of plant parasites is the?

A. possession of holdfast B. possession of rhizoids C. development of hanging roots D. development of haustoria Correct Answer: Option…

6 years ago

In a Biuret test, some protein was mixed with sodium hydroxide solution. Which of the following chemicals should be added to the mixture for a positive result?

A. mercurous nitrate B. copper sulphate C. sodium carbonate D. silver nitrate Correct Answer: Option B B. copper sulphate

6 years ago

A meal consisting of yam and a lot of vegetables is not balanced because it does not contain?

A. carbohydrates B. proteins C. vitamins D. minerals Correct Answer: Option B B. proteins

6 years ago