Chapter Questions
What is another name for animal-like protists?
What are microscopic protozoans that are found in the gut of insects?
Which process is most likely the way in which the first protists formed?A. aerobic respirationB. decompositionC.endosymbiosisD.photosynthesis
Which method below is used to divide protists into three groups?A. method of getting foodB. method of movementC. type of reproductionD. type of respiration
Which is least likely to be a suitable environment for protists?A. decaying leavesB. the oceanC. damp soilD. dry sand
To which group does the protist belong?A. algaeC. funguslikeB. animal-likeD. protozoan
Which term best describes this protist?A. acellularB. eukaryoticC. multicellularD. prokaryotic
Open Ended Describe three locations near your home or school where you might be able to find protists.
If you were a taxonomist given the task of organizing protists into groups, would you use the same method described in this book? Explain your answer.
Predict changes in protist populations if an area had an above-average amount of rainfall.
Define each of the structures below and provide an example of an organism where it could be found.pseudopod
Define each of the structures below and provide an example of an organism where it could be found.contractile vacuole
Define each of the structures below and provide an example of an organism where it could be found.test
Which structure does this organism use for movement?A. ciliaB. contractile vacuoleC. flagellaD. pseudopodia
What does the paramecium's contractile vacuole help regulate inside the cell?A. amount of foodB. amount of waterC. movementD. reproduction
Which are most likely to form fossils?A. apicomplexansB. flagellatesC. foraminiferaD. paramecia
Open Ended Explain why termites might die if their symbiotic flagellates died.
Short Answer Describe the process of conjugation in paramecia.
Apply Concepts Recommend several options a village might consider to slow down the spread of malaria.
Research Information Research other diseases that are caused by protozoans. Use a map and plot locations where the diseases occur.
a life cycle of algae that requires two generations
a group of cells living together in close association
gives off light
Which term best describes how this organism stores its excess food?A. celluloseB. oilC. proteinD. carbohydrate
Which are used in the human food supply?A. dinoflagellatesB. euglenoidsC. protozoansD. red algae
Which organism has silica walls?A. brown algaB. diatomC. dinoflagellateD. euglenoid
What is the name of the structure used by the organism above for movement?A. ciliaB. contractile vacuoleC. flagellaD. pseudopod
Which structure is used to sense light?A. chloroplastB. eyespotC. nucleusD. pellicle
Open Ended Why are there more fossils of diatoms, foraminiferans, and radiolarians than of other algae?
Short Answer Explain why diatoms must reproduce sexually occasionally.
Short Answer Explain the relationship between the sporophyte and gametophyte in alternation of generations.
Analyze the difference between freshwater algae and marine algae.
Recognize Cause and Effect Explain the effects of a marine parasite that kills all phytoplankton.
A motile organism that consists of many diploid nuclei but no separate cells is a protoplasm.
Starving amoeboid cells give off a chemical called arsenic.
Acellular slime molds have many nuclei, but what structure do they not have?A. chromosomesB. sporesC. separate cellsD. cilia
Which is present in the life cycle of water molds in a flagellated form?A. nucleiB. plasmodiaC. pseudopodsD. reproductive cells
Short Answer Compare and contrast a water mold and a cellular slime mold.
Open Ended Describe some environmental conditions that might lead to the production of spores by an acellular slime mold.
Analyze and Conclude During the multinucleated plasmodial stage, could acellular slime molds be classified as multicellular organisms? Explain your reasoning.
Choose one protist and help it "evolve" by determining a new organelle or structure that is going to develop. How will this new condition affect the protist? Will this change increase or decrease the chance of survival?
Explain how this detection method might be used by municipal water departments.
Analyze the significance of this research for global human health concerns especially in remote regions of the world.
Predict how this detection method might be used to monitor the level of organisms that cause red tides.
Point out how meiosis provides genetic variety. (Chapter 10)
Sketch a branching diagram that explains evolution of hominoids from genus Proconsul to genus Homo. (Chapter 16)
Pick the traits you would use to make a key for classifying the kingdoms. Describe why you chose the characteristics on the list. (Chapter 17 )