BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 20, Problem 2SA
Deposits of shells from ancient ________ have been transformed to chalk and limestone.
| a. dinoflagellates | c. radiolaria |
| b. diatoms | d. foraminifera |
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Chapter 20 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 20 - All protists _______. a. lack mitochondria c. live...Ch. 20 - Deposits of shells from ancient ________ have been...Ch. 20 - The presence of a contractile vacuole indicates...Ch. 20 - Prob. 4SACh. 20 - Prob. 5SACh. 20 - Prob. 6SACh. 20 - Prob. 7SACh. 20 - Some _______ are bioluminescent and other live...Ch. 20 - Prob. 9SACh. 20 - A high concentration of oil helps _______ stay...
Ch. 20 - Prob. 11SACh. 20 - Prob. 12SACh. 20 - Prob. 13SACh. 20 - Prob. 14SACh. 20 - Prob. 15SACh. 20 - Imagine you are in a developing country where...Ch. 20 - Which groups of protists are scientists most...Ch. 20 - Water in abandoned swimming pools often turns...Ch. 20 - Melvin Calvin and Andrew Benson determined the...Ch. 20 - The protist that causes malaria evolved from a...
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- Protists with the capabilities to perform photosynthesis and to absorb nutrients from dead organisms are called ______________. a. photoautotrophs b. mixotrophs c. saprobes d. heterotrophsarrow_forwardSlime molds/moulds or mycetozoans is a broad term that applies to many fungus-like protists. a. In what sense is it appropriate to describe slime molds as “fungus animal”? b. Elaborate on the evolution of the slime molds into two distinct groups.arrow_forwardRadiolaria and diatoms have a shell of_______ . a. cellulose c. calcium carbonate b. silica d. chitinarrow_forward
- ______are members of the phytoplankton . a. Water molds c. Diatoms b. Giant kelps d. Cellular slime moldsarrow_forwardIdentify from the list below the protists that possess two flagella, are unicellular and common members of the phytoplankton A. diatoms B. dinoflagellates C. forams D. parabasalidsarrow_forwardWhat genus of protists appears to contradict the statement that unicellularity restricts cell size? a. Dictyostelium b. Ulva c. Plasmodium d. Caulerpaarrow_forward
- All of the following are types of protozoan motility except ____. a. pseudopodia b. cilia c. flagella d. undulationarrow_forwardGiardia is a/an ___________ that invades the ___________ .a. flagellate, large intestine b. amoeba, small intestine c. ciliate, large intestined. flagellate, small intestinearrow_forwardBioluminescent dinoflagellates_______ . a. have a clear silica shell b. emit light when disturbed c. live inside most corals d. are multicelled heterotrophsarrow_forward
- Which of the following is an acellular microorganism lacking a nucleus?a. bacterium b. helminth. c. protozoan d. virusarrow_forwardWhich of the following protist exhibit the discoid type of mitochondrial cristae? A. trypanosoms B. diatoms C. oomycete D. brown algaearrow_forwardChoose all of the following that exhibit an alternation of multicellular generations. a. Dinoflagellates b. Brown algae c. Red algae d. Diatomsarrow_forward
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