Chapter 7 enviromental science, chapter 8 enviromental
science, Enviromental Science, Chapter 8: Population, The
Science of Psychology Chapter 9, Ch 9 Enviromental
Science, Chapter 10-Enviromental Scienc…
___ is the ability to obtain sufficient food on a day-to-day basis.
*Famine
*Anemia
*Malnourishment
*Food security Correct Answers *Food security
____ is an alternative to the use of synthetic fertilizer because it
is a natural source of soil nutrients.
Manure
Water
Salinization Correct Answers Manure
_____ is nutrient imbalance caused by a lack of specific dietary
components.
*Anemia
*Obesity
*Food insecurity
*Malnourishment Correct Answers *Malnourishment
______ can be designed to prevent growth of broadleaf weeds or
to attack the nervous systems of insect pests.
Biological controls
Crop rotation
Organophosphates Correct Answers Organophosphates
,______ farming involves planting different kinds of crops in
alternating strips along the land contours. Correct Answers
Strip
_______ deficiencies, a form of malnourishment, can cause
goiter, which is a swelling of the thyroid gland Correct Answers
iodine or I
_______ is generally considered to mean an individual is more
than 20 percent over the ideal weight for the person's height and
sex. Correct Answers Obesity or Obese
________ a component of all living cells, is the most common
limiting factor for plant growth. Its use in fertilizers stimulates
plant growth. Correct Answers Nitrogen
________ deficiencies, a form of malnourishment, can cause
goiter, which is a swelling of the thyroid gland. Correct
Answers Iodine
____________ can be caused by natural disasters; a population
may be forced to eat their seed grain and breeding stock to avoid
starvation. Correct Answers Famine
___________-supported agriculture projects are supported by
local residents who pay ahead of time for shares of the farm's
products. Correct Answers community
A balanced mix supporting natural predators, biocontrol, crop
rotation, and minimal pesticides use when needed Correct
,Answers Integrated pest management (IPM) controls crop pests
by?
A healthy grassland is capable of producing a few ______ of
topsoil in a few years.
*millimeters
*meters
*centimeters Correct Answers *millimeters
A pandemic is ______. Correct Answers a worldwide (or very
widespread) epidemic
A person more than _____ percent over the ideal weight for the
person's height and sex is considered obese.
*20
*1
*50 Correct Answers 20
A person who studies ____________ might investigate how a
drug or radiation enters the body and then what effects the
external factor has on an organism. Correct Answers
toxicology
a region where species diversity is high but threatened by habitat
loss. Correct Answers A biodiversity hotspot is ( Conservation
Biology: The Search for Solutions )
a species has been eliminated from a portion of its habitats.
Correct Answers Extirpation describes a situation where
, A young boy has plenty of rice to eat but lacks a regular protein
source and other dietary components such as fruit and
vegetables. This child suffers from ________. Correct Answers
Malnutrition
A(n) ________ disease is one that has been absent for at least 20
years. Correct Answers Emergent
About ______ of all freshwater withdrawn from rivers, lakes,
and groundwater is used for irrigation of cropland.
one-half
two-thirds
one-third Correct Answers two-thirds
About 11 percent of the earth's land surface is used for ______.
urban development
commercial real estate
crops
national parkland Correct Answers crops
accommodation Correct Answers An individual's adjustment
of his or her schemas to new information.
Additive reactions are those in which the toxicity of two or more
chemicals add together for a greater effect. Alternatively,
______ reactions interfere with or stimulate the breakdown of
other chemicals. Correct Answers antagonistic