Worksheets1st internal assessment retest AECC 2
Total questions: 10
Worksheet time: 3mins
What is a cause and effect factor for environmental degradation?
Deforestation
Pollution
Poverty
Environmental degradation
The energy flow in an ecosystem passes from one tropic level to the next trophic level in:
10%
90%
100%
50%
Pyramid of energy is always
Upright
Inverted
Partially upright
Partially inverted
The Universal energy flow model was explained by E.P. Odum.
True
False
Ecological pyramid is a/an
Food web
Animated illustration
Ecological cycle
Graphical representation
Which of the following is not a social factor of environmental degradation?
Market failure
Poverty
Population
Urbanization
An upright pyramid of biomass represents a
Pond ecosystem
Parasitic food chain
Grassland ecosystem
Forest ecosystem
Second Law of Thermodynamics states that energy can neither be created nor destroyed.
True
False
Y-shaped energy flow model can be represented by
Grazing food chain and parasitic food chain
Detritus food chain and parasitic food chain
Grazing food chain and Detritus food chain
Parasitic food chain and marine ecosystem
The conversion of solar energy to biochemical energy through the process of photosynthesis follows the
First Law of Thermodynamics
Second Law of Thermodynamics
Mendel's First Law
Faraday's Law
