BIO 120 Chapter Notes - Chapter 1-3: Atomic Nucleus, Eukaryote, Positive Feedback
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It's a quiz for my life science class.
QUESTION 1
Organisms that have descended from the same initial group and have the ability to interbreed belong to the same
| A. | species. | |
| B. | family. | |
| C. | class. | |
| D. | genus. | |
| E. | order. |
5 points
QUESTION 2
The simplest entity that exhibits all of the properties of life is called a(n)
| A. | molecule. | |
| B. | cell. | |
| C. | organism. | |
| D. | tissue. |
5 points
QUESTION 3
In populations, adaptation usually arises through
| A. | responsiveness. | |
| B. | heredity. | |
| C. | metabolism. | |
| D. | natural selection. | |
| E. | development. |
5 points
QUESTION 4
Scientists have found that ancient fossils
| A. | are less similar to present-day organisms than more recent fossils. | |
| B. | are just as similar to present-day organisms as more recent fossils. | |
| C. | are more similar to present-day organisms than more recent fossils. | |
| D. | are very similar to present-day organisms. | |
| E. | bear no resemblance to present-day organisms. |
5 points
QUESTION 5
What is the term that describes the study of the relationship between living things and components of their environment?
| A. | herpetology | |
| B. | analogy | |
| C. | zoology | |
| D. | ecology | |
| E. | ichnology |
5 points
QUESTION 6
Characteristics usually associated with life include all of the following except:
| A. | motility. | |
| B. | a high degree of organization. | |
| C. | lack of change from generation to generation. | |
| D. | reproduction. | |
| E. | responsiveness to stimuli. |
5 points
QUESTION 7
The scientific name for the black-footed ferret is Mustela nigripes. The name Mustela indicates the _____________________ to which the organisms belongs.
| A. | phylum | |
| B. | class | |
| C. | family | |
| D. | species | |
| E. | genus |
5 points
QUESTION 8
Which of the following is considered to be the most basic living unit?
| A. | organ system | |
| B. | molecule | |
| C. | organelle | |
| D. | cell | |
| E. | tissue |
5 points
QUESTION 9
Which of the following concepts best describes the wide variety of dog species we observe, ranging from the domesticated golden retriever or the basset hound, to the wild dogs of Africa, to foxes?
| A. | preadaptation | |
| B. | special creation | |
| C. | inheritance of acquired characteristics. | |
| D. | taxonomy | |
| E. | evolution |
5 points
QUESTION 10
If an ecologist is studying the cycling of carbon through a particular environment (which involes the movement of carbon through living things as well as through rock, air, and water), the scientist is studying at what level of ecology?
| A. | organismal | |
| B. | community | |
| C. | ecosystem | |
| D. | population | |
| E. | biosphere |
5 points
QUESTION 11
Which list is organized from smallest to largest level of organization of life?
| A. | organisms, organ systems, organs, tissues, cells, organelles | |
| B. | organelles, cells, tissues, organs, organ systems, organisms | |
| C. | organelles, tissues, cells, organ systems, organs, organisms | |
| D. | tissues, cells, organelles, organs, organ systems, organisms | |
| E. | cells, tissues, organ systems, organelles, organs, organisms |
5 points
QUESTION 12
When examining the hierarchy of life, which of the following terms is most inclusive?
| A. | biosphere | |
| B. | population | |
| C. | species | |
| D. | ecosystem |
5 points
QUESTION 13
The units of inheritance are
| A. | evolutions. | |
| B. | heredities. | |
| C. | genes | |
| D. | twins. | |
| E. | metabolic activities. |
5 points
QUESTION 14
Organisms that undergo asexual reproduction
| A. | require another organism to reproduce. | |
| B. | are usually very complex. | |
| C. | produce offspring that are different from each other. | |
| D. | do not require energy to reproduce. | |
| E. | produce offspring that are identical to each other and to the parent. |
5 points
QUESTION 15
All the living organisms in a particular area at a particular time make up a
| A. | biosphere. | |
| B. | community. | |
| C. | biosystem. | |
| D. | population. | |
| E. | ecosystem. |
5 points
QUESTION 16
The first step in the scientific method is to
| A. | identify a problem. | |
| B. | predict the results of an experiment. | |
| C. | propose a solution. | |
| D. | draw a conclusion. | |
| E. | perform an experiment. |
5 points
QUESTION 17
Young multicelled organisms usually start out small, then grow in size, and increase in complexity. This process is called:
| A. | heredity. | |
| B. | metabolism. | |
| C. | development. | |
| D. | evolution. | |
| E. | heredity. |
5 points
QUESTION 18
To maintain order within their cells and organs, all living things must
| A. | carry on metabolism. | |
| B. | reproduce. | |
| C. | constantly change. | |
| D. | be able to move. | |
| E. | extract energy from sunlight. |
5 points
QUESTION 19
Which of the following includes Highest levels of hierarchy?
| A. | family | |
| B. | phylum | |
| C. | domain | |
| D. | kingdom | |
| E. | order |
5 points
QUESTION 20
Fungi are classified into which domain?
| A. | Archaea | |
| B. | Eukarya | |
| C. | Bacteria | |
| D. | Fungi |
LAB MODULE: BASIC MICROSCOPY â STUDY HELP
The information in this document is helpful in preparing for the Basic Microscopy Pre-Lab Quiz on Canvas and the Basic Microscopy quiz on Late Nite Labs.
Instructions:
⢠Go to your Late Nite Labs course site and click on the Basic Microscopy link. The lab manual content will appear on the right side of the screen.
⢠PRINT and READ all of the information found in the Basic Microscopy lab manual.
⢠Use the information to answer the following questions.
Questions
⢠Fill in the remainder of the chart.
| Objective Lens | Objective Magnification | Ocular Magnification | Total Magnification |
| Scanning | 4X | 10X | 40X |
| Low Power | 10X | 10X | |
| High Power | 40X | 10X | |
| Oil Immersion | 100X | 10X |
⢠Do all organisms consist of more than one cell?
⢠What is the structural and functional unit of living things? In other words, what is considered the basic building block of LIFE?
⢠What three structures are found in the cells of ALL organisms, both prokaryotic and eukaryotic? You may have to look at the pictures of the cells in the Basic Microscopy lab manual content to find all three structures. Note: plasma membrane = cell membrane
⢠List the major differences in prokaryotic cells and eukaryotic cells? Include the location of genetic material in a eukaryotic versus prokaryotic cell.
⢠List the organelles found in a eukaryotic cell that are not found in a prokaryotic cell. You may have to look at the pictures of the cells in the Basic Microscopy lab manual content to find all of these.
⢠In eukaryotic cells, genetic information is found in the form of DNA. Is this true for prokaryotic cells?
⢠Are flagella and cell walls unique to eukaryotes? Why or why not?
⢠The __________is the part of a cell that allows the movement of substances into and out of the cell and protects the cell from its environment.
⢠The__________is a substance that contains all of the dissolved and suspended ions and other molecules needed to keep the cell alive.
⢠A__________is an organelle that serves as the site of photosynthesis in a eukaryotic cell.
⢠Some organisms have cells that contain a__________that gives the cell a more structured shape and strengthens the cell by osmotic pressure.
⢠Describe dark field microscopy.
⢠Describe phase contrast microscopy.
⢠Why do scientists use dark field microscopy and phase contrast microscopy when studying prokaryotic cells?
⢠How does phase contrast microscopy help scientists visualize difficult specimens?
⢠Fill in the remainder of the chart. The organisms studied during this lab are: Amoeba, Spirogyra, cardiac muscle, and bacteria.
| Structure | Function | Organisms Studied |
| Plasma Membrane | Amoeba, Spirogyra, cardiac muscle, and bacteria | |
| Cytoplasm | ||
| Nucleus | Contains the genetic material of a eukaryotic cell | |
| Chloroplast | Spirogyra | |
| Cell wall |