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WorksheetsChapter 15 - Ecology
Total questions: 20
Worksheet time: 10mins
Which is the correct sequence of ecological organisation?
Species, Community, Population, Biome, Ecosystem, Biosphere
Species, Population, Community, Biome, Ecosystem, Biosphere
Species, Population, Community, Ecosystem, Biome, Biosphere
Species, Community, Population, Ecosystem, Biome, Biosphere
The total range of physical, chemical, and biological factors a species can utilise or survive under ideal conditions is known as
realised niche.
fundamental niche.
habitat niche.
hypervolume niche.
Bird's nest fern and trees are an example of
epiphytism.
symbiosis.
parasitism.
prey-predation.
Volcanic eruption produces great amount of carbon source.
True
False
Geological uplift does not involve in phosphorus cycle.
True
False
Conversion of sulphate to hydrogen sulphide requires
Thiobacillus sp.
Chromatium sp.
Beggiatoa sp.
Desulphovibrio sp.
__________ states that when energy is transformed from one form to another, there is a loss of energy through the release of heat.
First Thermodynamic Law
Second Thermodynamic Law
Which is the correct equation to calculate NPP and GPP?
NPP = GPP + energy loss
NPP = GPP - energy loss
GPP = NPP + energy loss
GPP = NPP - energy loss
Which of the following is an example of decomposers?
Millipede
Centipede
Fungi
Earthworm
Which of the pyramids below shows the relationship of the amount of organic material produced found at different trophic levels?
Number pyramid.
Energy pyramid.
Trophic pyramid.
Biomass pyramid.
Logistic growth curve is in
S-shaped.
J-shaped.
Which of the following curves shows "boom and bust"?
S growth curve
J growth curve
Which organism can be explained by type II survivorship curve?
Elephant
Human
Hydra
Hermit crab
Sustainable development in agriculture includes the following, except
prudent use of herbicides and pesticides.
soil improvement methods.
hydroponics and aeroponics methods.
creating forest reserves.
Which of the following is not a biotic factors that affecting population size and distribution?
Overcrowding
Water availability
Competition
Parasitism
If culture them together, __________ has higher competitive and it will survive while the other will die.
Paramecium caudatum
Paramecium aurelia
Law of minimum is also known as
Shelfard's Law
Shelford's Law
Liedig's Law
Liebig's Law
Desity is calculated by the formula
total number of a species/total number of quadrats
total number of a species/total area of quadrats
(total number of a species/total number of quadrats) x 100%
(total number of a species/total area of quadrats) x 100%
Day one, 8 frogs were caught and marked and released.
Day two, 5 frogs were caught and 3 were unmarked.
What is the population size of the frogs?
13
14
20
21
Which organism shows uniform or regular distribution?
Dandelion sp.
Elephant
Human
Penguin
