Composting toilet systems require
A) aerobic bacteria.
B) anaerobic bacteria.
C) large fungal colonies.
D) large volumes of water.
A
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Which of the following sites would most likely have less dangerous volcanoes? A is on an island arc, B is in the Andes, C is near Hawaii, D is along a midocean ridge.
A) A and B
B) B and C
C) C and D
D) A and C
E) B and D
An atom is:
a. a negatively-charged particle that circles a nucleus. b. a positively-charged particle within a nucleus. c. the smallest particle into which an element can be divided while still retaining the chemical characteristics of that element. d. a combination of elements. e. a negatively-charged particle that orbits the nucleus
________ is the powdered form of the mineral
A) Density B) Streak C) Hardness D) Crystal habit
The boundary zone between adjacent biomes in which traits from both biomes may be found is called the
A) boundary layer. B) transitional matrix. C) edge effect. D) ecotone.