Limiting Factors and Humans — Unit test Answers

21 verified answers5 views
1
Free Preview

The goal of the world resource simulation center is best described as _______.

A
solving current problems regarding world resource use
B
predicting the future impacts of resource use in the U.S.
C
determining how to manage global resources for all humanity
D
providing education tools for describing global resource use
2
Free Preview

What is the main advantage to using satellites to measure climate change?

A
They can measure aspects of climate globally.
B
They are unaffected by the weather conditions they measure.
C
They are a universal tool for measuring all factors of climate.
D
They can measure the amount of rainfall a specific area receives.
3

How are the carbon, nitrogen, and oxygen cycles similar?

A
They are all biogeochemical cycles.
B
They all involve an interaction between living and nonliving elements.
C
They are all part of the Earth system.
D
All of the above.
4

Which of the following theories concerning global climate change is the most widely accepted?

A
Changes in the global climate will lead to an increase in extreme weather and flooding.
B
Global climate is changing due to burning of fossil fuels and deforestation.
C
Global climate change will happen rapidly.
D
Extra carbon dioxide and global warming will be beneficial.
5

Which of the following represents a way that animals in a zoo are influenced by their environment?

A
increased natural instincts
B
decreased aggression
C
unnatural behavior
D
increased appetite
6

Most of the costs associated with using renewable resources are due to _______.

A
overuse of resources
B
atmospheric pollution
C
lack of availability
D
global warming
7

Global warming is a theory accepted by a majority of scientists.

A
T
B
F
8

In a food chain, consumers gather energy by _______.

A
consuming organisms at a lower trophic level
B
consuming organisms at a higher trophic level
C
decomposing dead organic matter
D
absorbing sunlight directly
9

Manmade global warming is caused by _______.

A
pollution
B
water vapor
C
farms
D
species extinction
11

The small increase in global oil production coupled with an increased demand for those resources leads to _______.

A
lack of modern energy sources
B
increased prices
C
decreased competition
D
decreased prices
12

How is renewable fuel use expected to change in the next decade?

A
It is expected to decrease.
B
It is expected to increase.
C
It is expected to fluctuate.
D
It is expected to remain the same.
15

Which of the following practices will lead to sustainability?

A
increased groundwater pumping
B
fossil fuel use
C
conservation tillage
D
increased pesticide use
16

Greenhouse gases are best described as _______.

A
the result of fossil fuel use
B
gases that cause the greenhouse effect
C
carbon dioxide and methane
D
gases that trap energy from the sun in Earth’s atmosphere
19

Which of the following statements about biofuels is true?

A
Biofuels are composed of 100% renewable materials.
B
Algae is the leading source of biofuels.
C
Energy processing from corn biofuels is not energy efficient.
D
Corn is the only source of biofuels.
20

Which of the following represents a way that animals in a zoo are influenced by their environment?

A
increased natural instincts
B
decreased aggression
C
unnatural behavior
D
increased appetite

Did you find these answers helpful?