In order for livestock to be considered organic, ________
A) animals must be reared under natural conditions in intact ecosystems
B) animals must be fed 100% organic agricultural feed
C) no vitamins and mineral supplements can be used
D) hormones and antibiotics are permitted, but not vaccines
E) animals cannot be transferred from regular treatment to organic standards
B
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Natural capital is comprised of natural resources and natural ____________________
Fill in the blanks with correct word
Which underdeveloped world region lacks a substantial agricultural base, which means many food products must be imported?
A) East Asia (excluding Japan) B) Latin America C) Middle East and North Africa D) South Asia E) none of the above regions rely on food imports
Outside of the crust, the layer that scientists know the most about is the mantle. Other than via seismic waves, how else do geologists obtain information about the composition of the mantle?
A) Drill cores B) Volcanoes C) Sonar D) Seismic waves
Cyclones in the Northern Hemisphere are ________ air flows
A) clockwise B) counterclockwise C) north-flowing D) south-flowing E) mythical