Question 1

Which of the following statements is not consistent with Darwin's theory of natural selection?

Accepted Answer

A) Individuals in a population exhibit variations, some of which are passed from parents to offspring. 
B) Individual organisms experience genetic change during their life spans to better fit their environment. 
C) Factors in the environment result in some organisms having better reproductive success than others. 
D) Natural selection can lead to the appearance of new species. 
A) Individuals in a population exhibit variations, some of which are passed from parents to offspring. 
B) Individual organisms experience genetic change during their life spans to better fit their environment. 
C) Factors in the environment result in some organisms having better reproductive success than others. 
D) Natural selection can lead to the appearance of new species.

Question 2

Which of the following organisms belongs to the group represented in box 1?

Accepted Answer

A) giraffe 
B) tree 
C) decomposing bacteria 
D) leopard 
A) giraffe 
B) tree 
C) decomposing bacteria 
D) leopard

Question 3

Which of the following statements about ecosystems is false?

Accepted Answer

A) Energy cycles from organisms through the atmosphere and back to the organisms. 
B) Carbon cycles from the atmosphere through organisms and back to the atmosphere. 
C) Energy of sunlight is converted to energy stored in sugar molecules. 
D) Most energy that enters the ecosystem leaves the system as heat. 
A) Energy cycles from organisms through the atmosphere and back to the organisms. 
B) Carbon cycles from the atmosphere through organisms and back to the atmosphere. 
C) Energy of sunlight is converted to energy stored in sugar molecules. 
D) Most energy that enters the ecosystem leaves the system as heat.

Question 4

Which of the following statements about the properties of life is false?

Accepted Answer

A) Organisms have the ability to take in energy and use it. 
B) Organisms have the ability to respond to stimuli from the environment. 
C) Organisms have the ability to reproduce. 
D) Organisms have an unchanging, constant internal environment 
A) Organisms have the ability to take in energy and use it. 
B) Organisms have the ability to respond to stimuli from the environment. 
C) Organisms have the ability to reproduce. 
D) Organisms have an unchanging, constant internal environment

Question 5

An antibiotic kills 99.9% of a bacterial population. You would expect the next generation of bacteria

Accepted Answer

A) to be just as susceptible to that antibiotic as was the previous generation. 
B) to be more resistant to that antibiotic. 
C) to die out due to the drastic decrease in population size. 
D) to be more contagious than the prior generation. 
A) to be just as susceptible to that antibiotic as was the previous generation. 
B) to be more resistant to that antibiotic. 
C) to die out due to the drastic decrease in population size. 
D) to be more contagious than the prior generation.

Question 6

The teeth of grain-eating animals (such as horses)are usually broad and ridged. This makes the teeth suitable for grinding and chewing. Meat-eating animals (such as lions)have pointed teeth that are good for puncturing and ripping flesh. This illustrates

Accepted Answer

A) a result of natural selection only. 
B) the connection between form and function only. 
C) a food web. 
D) a result of natural selection as well as the connection between form and function. 
A) a result of natural selection only. 
B) the connection between form and function only. 
C) a food web. 
D) a result of natural selection as well as the connection between form and function.

Question 7

Which of the following statements about the domain Bacteria is true?

Accepted Answer

A) Archaea belong to this domain. 
B) All bacteria have a membrane-bound nucleus. 
C) All bacteria are multicellular organisms. 
D) All bacteria lack a nucleus. 
A) Archaea belong to this domain. 
B) All bacteria have a membrane-bound nucleus. 
C) All bacteria are multicellular organisms. 
D) All bacteria lack a nucleus.

Question 8

During a discussion about ecosystems, a student says, "Plants eat sunlight, and animals eat other organisms." Which of the following responses to the student's comment is most accurate?

Accepted Answer

A) Plants don't eat sunlight; they eat sugars that they get from the soil. 
B) Plants don't eat sunlight; they use it to make sugars. 
C) Plants eat sunlight, but they also eat other organism such as decomposers. 
D) Plants eat sunlight, but animals also eat bacteria, which are not considered organisms. 
A) Plants don't eat sunlight; they eat sugars that they get from the soil. 
B) Plants don't eat sunlight; they use it to make sugars. 
C) Plants eat sunlight, but they also eat other organism such as decomposers. 
D) Plants eat sunlight, but animals also eat bacteria, which are not considered organisms.

Exam 1: Biology: Exploring Life

Which of the following statements is not consistent with Darwin's theory of natural selection?

Which of the following organisms belongs to the group represented in box 1?

Which of the following statements about ecosystems is false?

Which of the following statements about the properties of life is false?

An antibiotic kills 99.9% of a bacterial population. You would expect the next generation of bacteria

The teeth of grain-eating animals (such as horses)are usually broad and ridged. This makes the teeth suitable for grinding and chewing. Meat-eating animals (such as lions)have pointed teeth that are good for puncturing and ripping flesh. This illustrates

Which of the following statements about the domain Bacteria is true?

During a discussion about ecosystems, a student says, "Plants eat sunlight, and animals eat other organisms." Which of the following responses to the student's comment is most accurate?

The Chemical Basis of Life

The Molecules of Cells

A Tour of the Cell

The Working Cell

How Cells Harvest Chemical Energy

Photosynthesis: Using Light to Make Food

The Cellular Basis of Reproduction and Inheritance

Patterns of Inheritance

Molecular Biology of the Gene

How Genes Are Controlled

DNA Technology and Genomics

How Populations Evolve

The Origin of Species

Tracing Evolutionary History

Microbial Life: Prokaryotes and Protists

The Evolution of Plant and Fungal Diversity

The Evolution of Invertebrate Diversity

The Evolution of Vertebrate Diversity

Unifying Concepts of Animal Structure and Function

Nutrition and Digestion

Gas Exchange

Circulation

the Immune System

Control of Body Temperature and Water Balance

Hormones and the Endocrine System

Reproduction and Embryonic Development

Nervous Systems

the Senses

How Animals Move

Plant Structure, Growth, and Reproduction

Plant Nutrition and Transport

Control Systems in Plants

the Biosphere: an Introduction to Earths Diverse Environments

Behavioral Adaptations to the Environment

Population Ecology

Communities and Ecosystems

Conservation Biology

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