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Which groups of protists would you be most likely to
find as fossils? Why?
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- Which protist group exhibits mitochondrial remnants with reduced functionality? a. slime molds b. diatoms c. parabasalids d. dinoflagellatesWhich group of protists are scientists most likely to find as fossils? Which groups are least likely to be fossilized? Explain your reasoning.Which of these protists is hypothesized to be ancestral to animals? a. a green algal protist b. a choanoflagellate c. an amoeboid protistd. a slime mold
- 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?What genus of protists appears to contradict the statement that unicellularity restricts cell size? a. Dictyostelium b. Ulva c. Plasmodium d. CaulerpaProtists that may lack mitochondria and possess deep oralgrooves are known asa. excavates.b. apicomplexans.c. alveolates.d. amoeboids.e. ciliates.
- Kelp represent which type of protist?a. archaeplastidab. chromalveolatac. opisthokontad. excavatae. rhizariaWhich group is correctly paired with its description? A. diatoms-important consumers in aquatic communities B. diplomonads-protists with modified mitochondria C. apicomplexans -producers with intricate life cycles D. red algae-acquired plastids by secondary endosymbiosisWhy are the protists no longer considered a kingdom?
- Which type of protist shows characteristics that make it difficult to classify as either plant-like or animal-like? 1.Diatom 2.Amoeba 3.Euglenoid 4.CiliatesWhich 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.According to the phylogeny presented in this chapter, whichprotists are in the same eukaryotic supergroup as plants?(A) green algae(B) dinoflagellates(C) red algae(D) both A and C