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Question-1
Which dispersion pattern is most common in nature?
(A)
Randomly spaced
(B)
Uniformly spaced
(C)
Clumped
(D)
All are equally common
Question-2
What type of effect has an increasing impact as the population size increases?
(A)
Density - independent effect
(B)
Cohort effect
(C)
Survivor ship effect
(D)
Density - dependent effect
Question-3
Which of the following is NOT an outcome of high population density?
(A)
Toxic waste accumulation
(B)
Mortality increase
(C)
Predators tend to ignore prey that it overabundant
(D)
Reproduction reduction
Question-4
The upright pyramid of number is absent in:
(A)
Lake
(B)
Grassland
(C)
Pond
(D)
Forest
Question-5
Which of the following species would you be most likely to find in the chaparral habitat?
(A)
Panthera Tigris
(B)
Geospiza conirostris
(C)
Quercis dumosa
(D)
Lactuca graminifolia
Question-6
The Millennium Ecosystem Assessment was:
(A)
Initiated by the United Nations to assess four broad ecosystem services
(B)
First held in 1995
(C)
Located in Kyoto, Japan
(D)
Located in Paris
Question-7
Which one of the following is not a gaseous biogeochemical cycle in ecosystem?
(A)
Nitrogen cycle
(B)
Carbon cycle
(C)
Sulphur cycle
(D)
Phosphorus cycle
Question-8
The Earth summit was:
(A)
The first worldwide meeting dealing with environmental concerns
(B)
Formerly known as the UNCED
(C)
Held in Rio de Janeiro in 1992
(D)
All of these are correct
Question-9
An ecosystem is:
(A)
The transition zone between grassland and desert
(B)
A group of interactive species and their environment
(C)
A body of freshwater
(D)
The lowland area on either side of a river
Question-10
Which one of the following is NOT a functional unit of an ecosystem?
(A)
Productivity
(B)
Stratification
(C)
Energy flow
(D)
Decomposition
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Cambridge Secondary Grade 10
IGCSE
Practice in Related Chapters
Feeding
Cells and Tissues
Ecosystems
Population
Transport in Plants
The Chemicals of Living Cells
Sensitivity
Energy For Respiration
How Substances Get In and Out of Cells
Photosynthesis and Nutrition in Plants
Plant Structure and Function
Food and Diet
The Interdependence of Living Organisms
The Human Impact on the Environment
The Blood Circulatory System
Digestion, Absorption and Use of Food
Breathing
Excretion and the Kidneys
Human Reproduction
Reproduction
Classification
Conservation
Micro Organisms
Reproduction in Flowering Plants
Movement and Locomotion
Growth and Development
A Sexual Reproduction and Cloning Plants
The Skeleton, Muscles and Movement
The Senses
Co-ordination
Personal Health
Disease: cause, transmission and control
Genetics
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