Exam 1: Invitation to Biology

Evolution has been tested in various ways.Genetic,fossil,anatomical,physiological and behavioral studies all confirm that evolution is the mechanism of the origin of species.Thus,in science evolution is considered a scientific

Classification.Answer the following questions in reference to the levels of organization of life.Choose only the most correct answer. -A collection of cells performing a common function.

Which of the following is the correct order of taxa from most inclusive to least inclusive?

An experimenter wanted to test the effects of cigarette smoking on rats.She infused the cages of 50 rats with cigarette smoke and the cages of another 50 rats with pure,clean air.The rats that received the clean air were the

On a very hot day in summer,you go outside and take your temperature,it is 37 degrees Celsius.On another day,this time a very cold day in winter,you go outside and take your temperature,again it is 37 degrees Celsius.This example illustrates

Members of which of the following groups can be single-celled producers?

All of the following with one exception are part of an African savanna community.Select the exception.

All the statements below are correct with one exception.Select the exception.

The variable(s)in the butterfly experiment is(are)the

Classification.Answer the following questions in reference to the levels of organization of life.Choose only the most correct answer. -A herd of horses living on the Montana plains is an example of this.

Living organisms are distinct from nonliving things by which of the following features?

Homeostasis is

All of the following are used to construct a theory with one exception.Select the exception.

Classification.Answer the following questions in reference to the levels of organization of life.Choose only the most correct answer. -These are more inclusive than cells but less than organs.

Classification.Answer the following questions in reference to life's diversity.Choose only the most correct answer. -These prokaryotes are able to colonize extreme environments such as hydrothermal vents on the seafloor.

In science,a theory is defined as

Which of the following characteristics are shared by all living organisms?

Classification.Answer the following questions in reference to life's diversity.Choose only the most correct answer. -Besides feeding themselves,these multi-celled organisms,serve as food for most other organisms.

Classification.Answer the following questions in reference to life's diversity.Choose only the most correct answer. -In this eukaryotic group,members range from single-celled consumers to giant,multi-celled producers.

Classification.Answer the following questions in reference to life's diversity.Choose only the most correct answer. -They have no nucleus and are the most numerous organisms on Earth.