Composting toilet systems require

A) aerobic bacteria.
B) anaerobic bacteria.
C) large fungal colonies.
D) large volumes of water.


A

Environmental & Atmospheric Sciences

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________ is the powdered form of the mineral

A) Density B) Streak C) Hardness D) Crystal habit

Environmental & Atmospheric Sciences

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

Environmental & Atmospheric Sciences

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.

Environmental & Atmospheric Sciences

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

Environmental & Atmospheric Sciences