Environmental Introduction

Question 1

The earth’s water cycle is referred to as

a) a hydrostatic cycle
b) a meteorological cycle
c) a hydrographic cycle
d) a hydrological cycle
e) an elementary cycle

Answer 1

d) a hydrological cycle

Question 2

Air is predominantly composed of
a) O , CO , and CH
2 2 4
b) O , N , and CO
2 2 2
c) O and N
2 2
d) O , CO , and H

Answer 2

c) O and N

2 2

Question 3

The environment consists of

a) natural and man-made elements
b) organic and natural elements
c) soil and water
d) plant and animal life
e) air and water cycles

Answer 3

a) natural and man-made elements

Question 4

A typical soil profile includes, from top to bottom
a) a zone of parent material, a zone of intensely weathered
material, a zone of unweathered material
b) a zone of parent material, a zone of weathered material,
a zone of bed rock
c) a zone of weathered material, a zone of unweathered
material, a zone of bedrock
d) a zone of weathered material, a zone of partially
weathered material, a zone of bedrock
e) a zone of weathered material, a zone of partially
weathered material, a zone of parent material

Answer 4

e) a zone of weathered material, a zone of partially

weathered material, a zone of parent material

Question 5

Subsurface water can be divided from top to bottom as

a) a zone of aeration, ground water, water table
b) water table, ground water, surface water
c) surface water, ground water, water table
d) a zone of aeration, water table, a zone of saturation
e) surface water, ground water, underground water

Answer 5

d) a zone of aeration, water table, a zone of saturation

Question 6

Ground water and surface water originate from

a) aeration
b) precipitation
c) vegetation
d) evaporation
e) filtration

Answer 6

b) precipitation

Question 7

Places where groundwater leaves the system to become surface
water are called
a) discharge points
b) runoff areas
c) recharge points
d) springs
e) saturated zones

Answer 7

a) discharge points

Question 8

The land area where water shares the spaces between soil
particles with the air is known as the
a) infiltration zone
b) water table zone
c) zone of aeration
d) zone of discharge
e) saturated zone

Answer 8

c) zone of aeration

Question 9

Organic matter is primarily deposited on the landscape by

a) wind
b) water
c) glaciers
d) vegetation
e) gravity

Answer 9

d) vegetation

Question 10

The process whereby plants consume carbon dioxide, water and
the sum energy to make food is known as the
a) hydrological cycle
b) meteorological cycle
c) photoelectric cycle
d) hydrostatic cycle
e) photosynthetic cycle

Answer 10

e) photosynthetic cycle

Question 11

Organisms within an ecosystem can be divided into which
groups?
a) producers, inactive matter, and consumers
b) organic matter, inorganic matter, and decomposers
c) consumers, producers, and inorganic matter
d) decomposers, consumers, and producers
e) nutrients, consumers, and decomposers

Answer 11

d) decomposers, consumers, and producers

Question 12

Parent material for soil formation
a) is only mineral material deposited by glaciers, wind, and
water
b) is only organic material
c) is the same throughout the world
d) is not necessary
e) has been mostly deposited by glaciers in North America

Answer 12

e) has been mostly deposited by glaciers in North America

Question 13

The three major components in an ecosystem are

a) animals, plants, and air
b) animals, plants, and decomposers
c) producers, consumers, and inactive organic matter
d) producers, consumers, and air
e) producers, consumers, and sun’s energy

Answer 13

c) producers, consumers, and inactive organic matter

Question 14

Energy in a food web

a) originates from the sun
b) travels from the top of the web to the bottom
c) does not leave the web
d) is passed through the food web by heat radiation
e) is self-sustaining within the food web

Answer 14

a) originates from the sun

Question 15

Components of an ecosystem are

a) independent of each other
b) interconnected and interdependent
c) vertically ordered
d) unchangeable
e) ranked from top to bottom

Answer 15

b) interconnected and interdependent

Question 16

Contributions to the ecosystem by the environment are in the
form of
a) N , CO , H O
2 2 2
b) CO , H O, O
2 2 2
c) Ar, H O, O
2 2
d) H O, O
2 2
e) CO , O
2 2

Answer 16

b) CO , H O, O

2 2 2

Question 17

In the ecosystem, green plants are considered to be

a) consumers
b) inactive matter
c) decomposers
d) producers
e) inorganic matter

Answer 17

d) producers

Question 18

Herbivores and/or carnivores as they are seen in the
ecosystem are considered
a) inactive matter
b) decomposers
c) consumers
d) producers

Answer 18

c) consumers