MDCAT Biology Chapter 8 MCQ's Test With Answers

MDCAT Biology Chapter 8 MCQ's Test

Sr. # Questions Answers Choice
1 Lichens are dual organisms composed of symbiotic association of algae living within a fungus: Mycelium Sporangium Hyphae Rhizophore
2 An association between certain fungi and the roots of plants growing in acid soil is: Lichens Predation Mycorrhiza Commensalism
3 The legume plants, Pea and been are the hosts to symbiont bacteria which inhabit the roots forming root: Galls Nodules Stones Papillae
4 The symbiotic relationship in which both the partners get benefit is: Parasitism Commensalism Predation Mutualism
5 An association between two organisms, which brings benefit to both the organisms is called: Parasitism Commensalisms Predation Symbiosis
6 Parasites that live inside the body of the host: Endoparasites Ectoparasites Mesoparasites Both a & c
7 The parasites that live outside the body of the host are called: Endoparasites Ectoparasites Heteroparasites Both a & c
8 Diseases in living organisms caused by parasites are called: Infestations Plaques Influxes Swarms
9 Parasitism is an association between a host and a parasite, which ivolves providing the parasite with: Food Protection Conditions for its survival All a, b, c
10 Predator-prey relationship has a significant influence on: Distribution of organisms Abundance of organisms Both a & b Non-availability of organisms
11 The animal that is caught and eaten is called: Prey Host Victim Quarry
12 An animal that preys other animals is called: Predator Parasite Scavenger Detritivore
13 Crustose refers to: Aquatic lifeless structure Aquatic lively structure Land lively structure Land lifeless structure
14 Plants growing in xeric (dry) condition are called: Hydrophytes Xerophytes Mesophytes Derophytes
15 Primary succession that starts on a dry habitat is called: Hydrosere Derosere Xerosere Aquasere
16 Primary succession that starts on a dry soil or rock is called: Hydrosere Derosere Xerosere Aquasere
17 Primary succession that starts in a pond is called: Hydrosere Derosere Xerosere Aquasure
18 Succession ends with a diverse and relatively stable: Xerosere Derosere Pioneers Climax community
19 Succession begins by a few hardy invaders called: Founders Initiators Pioneers Leaders
20 A change in the community structure of an ecosystem over a period of time is: Progression Sequence Succession String
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