Decreasing numbers of available food plants is the primary reason moose in northern climates are dying off in record numbers
a. True
b. False
ANSWER: False
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A mineral is labeled in the lab: .5 kg/m3. What could this value represent?
A) specific gravity. B) hardness. C) luster. D) density.
Which of the following statements correctly reflect the content of the 2007 IPCC report by climate scientists on climate change?
a. 2000-2009 was the warmest decade since the 1880's. b. Average levels of CO2 rose sharply between 1960 and 2010. c. During the last century, the world's average sea level rose 7 inches. d. Glaciers and floating sea ice are melting at increasing rates. e. All of these answers are correct.
Biomes with less than 10 cm (4 inches) of rain a year are ________
A) likely to have extremely cold winters B) high in primary productivity C) dominated by coniferous trees D) generally classified as deserts
Low-input ____________________ produces higher yields than does high-input ____________________
Fill in the blanks with correct word