GEN CMBO LL BIO CNCT AC
11th Edition
ISBN: 9781259709548
Author: Peter H Raven, Kenneth A. Mason Dr. Ph.D., George B Johnson Professor, Susan Singer, Jonathan Losos Dr.
Publisher: MCG
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Chapter 32, Problem 4A
Summary Introduction
Introduction:
The fungi form symbiotic association with root of the plant called mycorrhizae. The
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- What term describes the close association of a fungus with the root of a tree? a. arhizoid b. a lichen c. a mycorrhiza d. anendophytearrow_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 fungus does not commonly cause systemic infection?a. Blastomyces b. Cryptococcusc. Histoplasma d. Malasseziaarrow_forward
- Choose which organism does not belong to the group and indicate the reason why. 1. A. Giardia B. Trichomonas C. Leishmania D. Euglena E. Paramecium 2. A. Gonyaulux B. Plasmodium C. Saprolegnia D. Paramecium E. Phytophthora 3. A. Synura B. Plasmodium ovale C. Stentor D. Trypanosoma cruzi E. Gonyaulux catenella 4. A. Synura B. Fucus C. Laminaria D. Sargassum E. Ectocarpus 5. A. Phytophthora infestans B. Plasmopara viticola C. Pythium ultimum D. Giardia lamblia E. Aphanomyces astaciarrow_forwardWhich of the following involve symbiotic relationships? A. mycorrhizae AND ruminants B. ruminants AND myxobacteria C. myxobacteria, ruminants, AND rhizobia D. rhizobia, mycorrhizae, AND ruminantsarrow_forwardSelect all that apply to root-associated fungi a. arbuscular mycorrhizal fungi cross the plant cell membrane, but not the cell wall b. 80% of plants partner with arbuscular mycorrhizal fungi c. a concern with making commercially available mycorrhizal mixes is shelf life d. arbuscular mycorrhizal fungi can protect plants from pathogens e. glomeromycota depend on the partnership with their plant host to complete their lifecycle f. arbuscular mycorrhizal fungi provide increased access to water and fix nitrogen 2. Select all that are true regarding soil a. the most abundant element of soil is inorganic mater b. plants passively acquire cations by using ATP to pump H+ into the soil c. soil plays key roles in water regulation and buffering of pollutants d. soil is an essential source of carbon for plants e. plants use H+ from photosynthesis to acquire cations f. anions are unbound in the soil…arrow_forward
- Choose which organism does not belong to the group and indicate the reason for your choice A. Phytophthora infestans B.Plasmopara viticola C.Pythium ultimum D.Gardia lambia E. Aphanomyces astaciarrow_forwardWhat is the symbiotic relationship between fungi and plant roots in which fungal hyphae penetrate the cell walls of the plants root cells? A-extomcorrhixa B vascular mycorrhizae C fungal rhizoids D arbuscar mycorrhiza E lichensarrow_forwardFungi play a variety of roles in the ecosystem. Discuss briefly each of the following roles stated below. Give specific examples whenever possible. 1. Decomposers 2. Mycorrhizae 3. Lichen Symbiont 4. Endophyte 5. Plant Pathogenarrow_forward
- You are given a fungus to identify. It has a fruiting body that contains many structures with eight haploid spores lined up in a row. What kind of fungus is this? A. zygomycete B. chytrid C. deutromycete D. ascomycete E. glomeromycete It is not Darrow_forwardWhich of these statements are false for lichens? Please select all correct answers. a.) Fungal species are obligate symbionts b.) A lichen is two species engaged in commensalism c.) Algal species are facultative symbionts d.) Lichen fungi gain sugars from algae e.) The relationship is beneficial for both fungi and algaearrow_forward1.) Algae and fungi have a symbiotic association in lichen. A controversy exists over the type of symbiotic association occurring in lichens. While some researchers are of the view that the association is a type of parasitism, most researchers believe that the symbiotic association between algae and fungi in lichen is A.) ammensalism B.) mutualism C.) neutralism D.) commensalism 2.) Which of the following statements about intraspecific competition is not correct? A.)Intraspecific competition exists between members of the same species. B.)Species members compete for food. C.) Species members compete for space. D.) Species members do not compete for the opportunity to breed. 3.) Population 1. Randomly mating population with immigration and emigration Population 2. Large breeding population without mutation and natural selection Population 3. Small breeding population without immigration and emigration Population 4. Randomly mating population with mutation and emigration Which of the…arrow_forward
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