Cereal crops such as rice and corn are_______________
a. monocots c. seed plants
b. vascular plants d. all of the above
D
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Plants contain meristems whose major function is to _____
A) attract pollinators B) absorb ions C) photosynthesize D) produce more cells E) produce flowers
A wolf eats a rabbit that eats grass. The grass is a ________.
A. producer B. consumer C. heterotroph D. detritivore
In a food chain with four trophic levels, what would be the energy in the top trophic level if the energy contained in the primary producer level is 40,000 kcal/m2/yr? Assume a trophic level transfer efficiency of 10%.
A. 4,000 kcal/m2/yr B. 400 kcal/m2/yr C. 40 kcal/m2/yr D. 4 kcal/m2/yr E. 0.4 kcal/m2/yr Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about energy flow? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
A nucleosome consists of DNA wrapped around scaffolding proteins
__________________ Indicate whether the statement is true or false.