Thursday, 20 October 2016

Environment Quiz - Green Olympiad Practice Questions 9
More practice questions for environmental quiz competitions like Green Olympiad
Green Olympiad sample questions, previous year green Olympiad questions


1.An organism that breaks down dead plant or animal matter and feeds on it is known as a decomposer. Which of the following is not a decomposer?
Millipede
Leech
Termites
Mushroom

2.Who introduced the concept of Keystone species, the species that critically influences the ecosystem relative to their abundance?
Charles Darwin
Robert T. Paine
Rachel Carson
Lester Brown

3.An organism (as an earthworm or a fungus) that feeds on dead and decomposing organic matter such as decomposing plant and animal parts as well as feces is called
Detritivore
Scavengers
Decomposers
None of these

4.Name the species selected to act as an ambassador, icon or symbol for a defined habitat, issue, campaign or environmental cause
Keystone species
Indicator species
Index species
Flagship species

5.Xylophagy is a term used in ecology to describe the habits of an herbivorous animal whose diet consists primarily (often solely) of
Herbs
Insects
Wood
Leaves

6.A third eyelid isn t as uncommon as it sounds. Dozens of animals have a nictitating membrane, commonly referred to as a third eyelid. Which of the following is one of the largest mammals that boast third eyelids?
Elephant
Horse
Camel
Dogs

7.What is the direct use of living green plants for in situ, or in place, removal, degradation, or containment of contaminants in soils, sludges, sediments, surface water and groundwater called?
Phytoremediation
Photoremediation
Chlororemediation
Phyloremediation

8.What are the shrubs or small trees that grow in coastal saline or brackish water called?
Seashrubs
xylosmas
sweetshrub
mangroves

9.Frogs are nocrurnal. What does nocturnal mean?
Mostly active during the day
Mostly active in the night
Mostly active in an unnatural environment
None of the above

10.Any biological species that defines a trait or characteristic of the environment is called
Index species
Indicator species
Keystone Species
Umbrella species

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