Biology Concepts and Investigations 4th Edition (Broward College-Central) BSC 1005
4th Edition
ISBN: 9781307021417
Author: Hoefnagels
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 18, Problem 3MCQ
Some protist lineages arose from secondary endosymbios is. How many membranes would surround the chloroplasts of these organisms?
- a. 0
- b. 1
- c. 2
- d. 3 or more
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Which statement about protists is false?
a.
They can be photosynthetic and one of the foundations of the marine food web.
b.
Some are multicellular
c.
They are a monophyletic group.
d.
Some are parasitic.
Protists with the capabilities to perform photosynthesis and to absorb nutrients from dead organisms are called ______________. a. photoautotrophs b. mixotrophs c. saprobes d. heterotrophs
Some protist lineages arose from secondary endosymbiosis. Howmany membranes would surround the chloroplasts of theseorganisms?a. 0 c. 2b. 1 d. 3 or more
Chapter 18 Solutions
Biology Concepts and Investigations 4th Edition (Broward College-Central) BSC 1005
Ch. 18.1 - What features define the protists?Ch. 18.1 - Prob. 2MCCh. 18.1 - Why are evolutionary biologists interested in...Ch. 18.2 - Prob. 1MCCh. 18.2 - Prob. 2MCCh. 18.2 - List and describe the characteristics of the major...Ch. 18.3 - What mode of nutrition do the slime molds and...Ch. 18.3 - Prob. 2MCCh. 18.3 - Prob. 3MCCh. 18.4 - Prob. 1MC
Ch. 18.4 - Prob. 2MCCh. 18.4 - List three diseases caused by flagellated...Ch. 18.4 - Compare and contrast amoebae, foraminiferans, and...Ch. 18.4 - How do ciliates move and eat?Ch. 18.4 - Prob. 6MCCh. 18.5 - Prob. 1MCCh. 18.5 - What features unite some of the major lineages of...Ch. 18.6 - Use the food chain in figure 18.21a to explain why...Ch. 18.6 - Prob. 2MCCh. 18 - Which of the following is NOT a characteristic of...Ch. 18 - Suppose you are studying a protist under a...Ch. 18 - Some protist lineages arose from secondary...Ch. 18 - Prob. 4MCQCh. 18 - Why are DNA sequences useful in the classification...Ch. 18 - Explain why evolutionary biologists are interested...Ch. 18 - The amoeba Pelomyxa palustris is a single-celled...Ch. 18 - Describe the relationship between nutrient...Ch. 18 - Explain why the fossil record for diatoms is much...Ch. 18 - How is it adaptive for a red alga to have pigments...Ch. 18 - How are kelp similar to trees? How are they...Ch. 18 - Prob. 7WIOCh. 18 - Prob. 8WIOCh. 18 - Give three examples of protists for which the...Ch. 18 - Suppose someone hands you a microscope and a...Ch. 18 - Review the Survey the Landscape figure in the...Ch. 18 - Prob. 2PITCh. 18 - Molecular data have changed protist...
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- The presence of a contractile vacuole indicates that a single-celled protist _______. a. is marine c. is photosynthetic b. lives in fresh water d. secretes a toxinarrow_forwardWhich parasitic protist evades the host immune system by altering its surface proteins with each generation? a. Paramecium caudatum b. Trypanosoma brucci c. Plasmodium falciparum d. Phytophthora infrstansarrow_forwardWhich was not formed by secondary endosymbiosis? A. dinoflagellates B. stramenopiles C. euglenids D. chlorarachniophytes E. cyanobacteriaarrow_forward
- Which of these protists is believed to have evolved following a secondary endosymbiosis? a. green algae b. cyanobacteria c. red algae d. chlorarachniophytesarrow_forwardPlastids that are surrounded by more than twomembranes are evidence of(A) evolution from mitochondria.(B) fusion of plastids.(C) origin of the plastids from archaea.(D) secondary endosymbiosis.arrow_forwardWhich statement about red algae and green algae is correct? A. Red algae and green algae are both fungi B. Red algae is a type of fungus and green algae is a type of plant C. Red algae and green algae are both protists D. Red algae is a type of protist and green algae is a type of plantarrow_forward
- Water abandoned in swimming pools often turns green. If you examined a drop of this water with a microscope, how could you tell whether the water contains protists and, if so, which group they might belong to?arrow_forwardwhich of the statements is not true regarding protist? a. they may have cell walls b. They may be photosynthetic c. they may be prokaryotic d. they are usually aerobic though some are not e. some are unicellulararrow_forwardWhat genus of protists appears to contradict the statement that unicellularity restricts cell size? a. Dictyostelium b. Ulva c. Plasmodium d. Caulerpaarrow_forward
- Why don't we consider protists to all be in 1 kingdom together anymore? Group of answer choices A. because some of them are prokaryotic B. because they are not all closely related C. because they are all prokaryotic D. because some of them are multicellulararrow_forwardThe endosymbiotic theory explains the:a. origin of the first prokaryotic cells.b. origins of mitochondria and chloroplasts in eukaryotes.c. evolutionary relationship between animals, plants, and fungi.d. method of reproduction in protists.arrow_forwardWhy is the classification of protists based on DNA sequences considered useful? a. Because only protists have DNA b. Because genetic sequences have confirmed the traditional categories of protists c. Because DNA reveals evolutionary relationships, even among organisms that look different d. All of the above are correct.arrow_forward
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