Biology WAEC - Page 158 of 298

If a piece of abandoned farmland went through a series of floral and faunal changes and became established with permanent plant and animal population, it could be said to have undergone?

A. transformation B. succession C. competition D. evolution Correct Answer: Option B B. succession

Which of the following methods is best for the determination of population density of Tridax in an open held?

A. transect B. quadrat C. Sweep-net D. pit-fall Correct Answer: Option B B. quadrat

When a farmer sprays crops with a pesticide, the pesticide becomes?

A. poisonous to all plants B. is broken down by soil algae C. easily washed down into lakes and rivers D. absorbed by bodies of mammals Correct Answer: Option C C. easily washed down into lakes and rivers

Plants found in the aquatic habitat are generally referred to as?

by Sunday | May 16 | Biology WAEC

A. epiphytes B. halophytes C. xerophytes D. hydrophytes Correct Answer: Option D D. hydrophytes

Conservation of soil fertility employs crop rotation because?

by Sunday | May 16 | Biology WAEC

A. crops are allowed to grow at their own rates B. it encourages the healthy growth of plants C. it allows utilization of soil nutrients at different levels D. different crops grow at the same time Correct Answer: Option C C. it allows utilization of soil nutrients at...

Which of the following is not essential in studying of the ecological factors that directly affect plants?

by Sunday | May 16 | Biology WAEC

A. wind B. temperature C. herbivores D. carnivores Correct Answer: Option D D. carnivores

If a piece of abandoned farmland went through a series of floral and faunal changes and became established with permanent plant and animal population, it could be said to have undergone?

Which of the following methods is best for the determination of population density of Tridax in an open held?

When a farmer sprays crops with a pesticide, the pesticide becomes?

Plants found in the aquatic habitat are generally referred to as?

Conservation of soil fertility employs crop rotation because?

Which of the following is not essential in studying of the ecological factors that directly affect plants?

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