8. which one of the following statements is accurate? a. agriculture has been challenged by the use of selective breeding. b. gymnosperms provide humans with the most food. c. wheat, corn, soybeans, and cabbage are the main four plants responsible for providing food to people in the world. d. the green revolution was instrumental in the increase of the world's food supply.

“in 1492 columbus sailed the ocean blue” is an example of: a)explicit memory b) procedural memory c) semantic memory d)episodic memory

Draw a simple labelled diagram if a collenchyma tissue

The us council on environmental quality, the world wildlife fund of the united states, the ecological society of america, the smithsonian institution, and the international union for the conservation of nature have proposed four principles of wildlife conservation. which of the following does not apply to wildlife conservation? a) continuous monitoring, analysis, and assessment b) ecosystem maintenance that includes wildlife c) a plan encompassing entire communities of organisms and all renewable resources d) a continued interest in harvesting populations for sport