M.Sc. (Semester III) Examination Nov/Dec-2018
Zoology
ECOLOGY AND ETHOLOGY
Time: 2½ Hours Max. Marks: 70
Instructions: All questions are compulsory.
Figures to the right indicate full marks.
Draw neat and labeled diagrams wherever necessary.
Q.1 Multiple choice questions 14
is an abiotic factor of an ecosystem.
Water Bacteria
Protozoans Fungi
The study of behavioural changes in animals is called as
Ecology Ethology
Economics Evolution
are producers.
Pest Plants
Termites Grasshopper
is considered as a social insect.
Honey bee Cockroach
Silk moth Housefly
are also called as tertiary consumers.
Tigers Elephants
Frogs Rabbits
The word ecology was first time used by
Haeckel Odum
Taylor Vern burg
Association between two different species in which both species are
benefited is called
Parasitism Commensalism
Mutualism Parental care
is the principle and universal constituent of all living organisms.
Wind Water
Humidity Rainfall
Alluvial soil is formed by the transportation of the weather material by
Gravity Wind
Running water Glaciers
10) Our earth along with the atmosphere that sustain life is called
Environment Biosphere
Eco system Climate
11) are also called as primary consumers.
Carnivores Decomposers
Scavengers Herbivores
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12) Decomposers are also called as
Micro consumers Macro consumers
Scavengers Herbivores
13) The animal that imitates is called as
Model Camouflage
Enemy Mimic
14) Members of the same species which are capable of interbreeding is best
described as
Community Population
Ecosystem Biosphere
Q.2 Answer the following (any four) 08
Biome
Synecology
Food chain
Ecotone
Niche
Write note on (any two) 06
Symbiosis
Biosphere
Ecogicalpyramid
Q.3 Answer the following (any two) 08
Describe the abiotic factors of a typical ecosystem.
Describe the foodchain of an ecosystem
Describe the ecological pyramids of an ecosystem
Answer the following (any one) 06
Describe the consumers of a typical ecosystem.
Describe the role of producers in an ecosystem.
Q.4 Answer the following (any two) 10
Describe the characteristics of community.
What is parasite? Describe different types of parasites.
Describe the characteristics of population.
Answer the following (any one) 04
Describe the courtship behavior in birds.
Describe the intraspecific relationships.
Q.5 Answer the following (any two) 14
Explain the types of food chains with examples.
What is successions? Describe the primary ecological succession.
Describe the foodweb of an ecosystem