Question 1

____________________ in any cell can result in new genetic traits that can produce a better chance of survival.

Accepted Answer

The answer of ____________________ in any cell can result in...

Question 2

Most mutations

Accepted Answer

A) proceed though a set of programmed sequences. 
B) enable individuals to evolve by becoming genetically different. 
C) occur from exposure to external agents such as radioactivity. 
D) cannot be passed along through reproduction cells. 
E) result from random changes that occur in coded genetic instructions. 
A) proceed though a set of programmed sequences. 
B) enable individuals to evolve by becoming genetically different. 
C) occur from exposure to external agents such as radioactivity. 
D) cannot be passed along through reproduction cells. 
E) result from random changes that occur in coded genetic instructions.

Question 3

A desert is an area where

Accepted Answer

A) evaporation is slow. 
B) average annual precipitation is low. 
C) most vegetation consists of grass. 
D) it never rains. 
E) only cactus plants grow. 
A) evaporation is slow. 
B) average annual precipitation is low. 
C) most vegetation consists of grass. 
D) it never rains. 
E) only cactus plants grow.

Question 4

In a region with seasonal drought, occasional fires, and grazing by large herbivores, you would most likely find a

Accepted Answer

A) forest. 
B) grassland. 
C) desert. 
D) volcanoes. 
E) sand dunes. 
A) forest. 
B) grassland. 
C) desert. 
D) volcanoes. 
E) sand dunes.

Question 5

Why do rivers and lakes support different life zones?

Accepted Answer

The movement of water in river

Question 6

The variety of the earth's species and ecosystems is called ____________________.

Accepted Answer

The answer of The variety of the earth's species and...

Question 7

Which type of human activity negatively affects deserts, grasslands, forests, and mountains?

Accepted Answer

A) off-road vehicles 
B) agriculture 
C) conversion to cropland 
D) depletion of groundwater 
E) timber extraction 
A) off-road vehicles 
B) agriculture 
C) conversion to cropland 
D) depletion of groundwater 
E) timber extraction

Question 8

Climate and vegetation vary with

Accepted Answer

A) latitude only. 
B) longitude only. 
C) altitude only. 
D) latitude and altitude. 
E) altitude and longitude. 
A) latitude only. 
B) longitude only. 
C) altitude only. 
D) latitude and altitude. 
E) altitude and longitude.

Question 9

Only mutations that occur in the genes of reproductive cells are passed on to offspring.

Accepted Answer

A) True 
 B)False

Question 10

Photosynthesis in the open sea occurs in the

Accepted Answer

A) euphotic zone. 
B) abyssal zone. 
C) bathyal zone. 
D) coastal zone. 
E) profundal zone. 
A) euphotic zone. 
B) abyssal zone. 
C) bathyal zone. 
D) coastal zone. 
E) profundal zone.

Question 11

Briefly explain why desert ecosystems are particularly fragile.

Accepted Answer

Deserts are characterized by lack of wat

Question 12

Individuals, not populations, evolve to become genetically different.

Accepted Answer

A) True 
 B)False

Question 13

Selective breeding is a method of artificial selection.

Accepted Answer

A) True 
 B)False

Question 14

The coastal zone contains 90% of all marine species but makes up only what percent of the world's ocean?

Accepted Answer

A) 0.5 
B) 2 
C) 10 
D) 30 
E) 45 
A) 0.5 
B) 2 
C) 10 
D) 30 
E) 45

Question 15

The twilight (dimly lit) zone of the sea is the

Accepted Answer

A) euphotic zone. 
B) abyssal zone. 
C) bathyal zone. 
D) coastal zone. 
E) benthic zone. 
A) euphotic zone. 
B) abyssal zone. 
C) bathyal zone. 
D) coastal zone. 
E) benthic zone.

Question 16

Labeling 
  
-On the accompanying temperate-zone lake, choose the zone of open water where photosynthesis can occur.

Accepted Answer

The answer of Labeling 
  
-On the accompanying temperate-zone...

Question 17

A change a population's genetic makeup through successive generations is known as

Accepted Answer

A) emigration. 
B) mutation. 
C) natural selection. 
D) biological evolution. 
E) genetic drift. 
A) emigration. 
B) mutation. 
C) natural selection. 
D) biological evolution. 
E) genetic drift.

Question 18

Biomes are not uniformly distributed because of discontinuities in the distribution of resources and human activities.

Accepted Answer

A) True 
 B)False

Question 19

The number and variety of ecosystems in a particular area, each of which is a storehouse of genetic and species diversity, is called

Accepted Answer

A) ecological diversity. 
B) species diversity. 
C) functional diversity. 
D) biodiversity. 
E) genetic diversity. 
A) ecological diversity. 
B) species diversity. 
C) functional diversity. 
D) biodiversity. 
E) genetic diversity.

Question 20

What are the two primary reasons the earth is 'just right' for life to thrive?

Accepted Answer

A) The earth's distance from the sun and the volume of its oceans 
B) The surface area of the earth's continents and its distance from the sun 
C) The size of the earth and the surface area of its continents 
D) The size of the earth and its distance from the sun 
E) The size of the earth and the volume of its oceans 
A) The earth's distance from the sun and the volume of its oceans 
B) The surface area of the earth's continents and its distance from the sun 
C) The size of the earth and the surface area of its continents 
D) The size of the earth and its distance from the sun 
E) The size of the earth and the volume of its oceans

____________________ in any cell can result in new genetic traits that can produce a better chance of survival.

Most mutations

A desert is an area where

In a region with seasonal drought, occasional fires, and grazing by large herbivores, you would most likely find a

Why do rivers and lakes support different life zones?

The variety of the earth's species and ecosystems is called ____________________.

Which type of human activity negatively affects deserts, grasslands, forests, and mountains?

Climate and vegetation vary with

Only mutations that occur in the genes of reproductive cells are passed on to offspring.

Photosynthesis in the open sea occurs in the

Briefly explain why desert ecosystems are particularly fragile.

Individuals, not populations, evolve to become genetically different.

Selective breeding is a method of artificial selection.

The coastal zone contains 90% of all marine species but makes up only what percent of the world's ocean?

The twilight (dimly lit) zone of the sea is the

Labeling -On the accompanying temperate-zone lake, choose the zone of open water where photosynthesis can occur.

A change a population's genetic makeup through successive generations is known as

Biomes are not uniformly distributed because of discontinuities in the distribution of resources and human activities.

The number and variety of ecosystems in a particular area, each of which is a storehouse of genetic and species diversity, is called

What are the two primary reasons the earth is 'just right' for life to thrive?

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters

Exam 3: Biodiversity and Evolution

____________________ in any cell can result in new genetic traits that can produce a better chance of survival.

Most mutations

A desert is an area where

In a region with seasonal drought, occasional fires, and grazing by large herbivores, you would most likely find a

Why do rivers and lakes support different life zones?

The variety of the earth's species and ecosystems is called ____________________.

Which type of human activity negatively affects deserts, grasslands, forests, and mountains?

Climate and vegetation vary with

Only mutations that occur in the genes of reproductive cells are passed on to offspring.

Photosynthesis in the open sea occurs in the

Briefly explain why desert ecosystems are particularly fragile.

Individuals, not populations, evolve to become genetically different.

Selective breeding is a method of artificial selection.

The coastal zone contains 90% of all marine species but makes up only what percent of the world's ocean?

The twilight (dimly lit) zone of the sea is the

Labeling -On the accompanying temperate-zone lake, choose the zone of open water where photosynthesis can occur.

A change a population's genetic makeup through successive generations is known as

Biomes are not uniformly distributed because of discontinuities in the distribution of resources and human activities.

The number and variety of ecosystems in a particular area, each of which is a storehouse of genetic and species diversity, is called

What are the two primary reasons the earth is 'just right' for life to thrive?

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Community Ecology, Population Ecology, and the Human Population

Sustaining Biodiversity: The Species Approach

Sustaining Biodiversity: The Ecosystem Approach

Food, Soil, and Pest Management

Water Resources and Water Pollution

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution, Climate Change, and Ozone Depletion

Urbanization and Solid and Hazardous Waste

Economics, Politics, Worldviews, and Sustainability

Filters