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Question-1
What would be the effect of septic tanks, some old and cracked, along the bank of a small resort lake?
(A)
Greenhouse effect
(B)
Nothing
(C)
Great fishing
(D)
Eutrophication
Question-2
What are pollutants that interfere with the normal functioning of hormones called?
(A)
radioisotopes
(B)
synergists
(C)
stimulants
(D)
endocrine disrupters
Question-3
Top soil is the most productive layer because:
(A)
that is where the rain falls
(B)
it is the warmest
(C)
it is where most organic matter is found
(D)
it is the coolest
Question-4
The 2009 UN climate summit is organized at:
(A)
Dubai
(B)
Copenhagen
(C)
New York
(D)
London
Question-5
Which statement below best describes the ways that energy and pesticides are transferred between levels in food chains?
(A)
Available energy increases and pesticide concentrations increase as you move up a food chain
(B)
Available energy increases and pesticide concentrations decrease as you move up a food chain
(C)
Available energy decreases and pesticide concentrations increase as you move up a food chain
(D)
Available energy decreases and pesticide concentrations decrease as you move up a food chain
Question-6
The term endangered species is defined as:
(A)
a species in decline due to human activities
(B)
a species not in immediate danger of extinction, but potentially becoming so
(C)
a species in immediate danger of extinction
(D)
a species with a low number of individuals
Question-7
Name the gas released from the marshy areas.
(A)
Oxygen
(B)
Nitrogen
(C)
Methane
(D)
carbon dioxide
Question-8
What are pollutants that interfere with the normal functioning of hormones called?
(A)
radioisotopes
(B)
synergists
(C)
stimulants
(D)
endocrine disrupters
Question-9
The underground water is mainly polluted due to:
(A)
entering of polluted water to the water table
(B)
the construction of polluted water
(C)
the construction of well.
(D)
construction of bore wells
Question-10
Which of the following is a prime health risks associated with greater UV radiation through the atmosphere due to depletion of stratospheric ozone?
(A)
Damage to digestive system
(B)
Increased liver cancer
(C)
Neurological disorder
(D)
Increased skin cancer
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Cambridge Secondary Grade 9
IGCSE
Practice in Related Chapters
The Interdependence of Living Organisms
Feeding
Keeping Healthy
Transport in Plants
Classification
Cells and Tissues
Movement in and out of Cells
Personal Health
Animal Nutrition
Reproduction
Sensitivity
Cells the Building Blocks
Genetics
The Skeleton, Muscles and Movement
A Sexual Reproduction and Cloning Plants
The Senses
Survival
Co-ordination
Energy for Respiration
The Chemicals of Living Cells
How Substances Get In and Out of Cells
Plants for Food
Photosynthesis and Nutrition in Plants
Plant Structure and Function
Food and Diet
The Human Impact on the Environment
Digestion, Absorption and Use of Food
The Blood Circulatory System
Breathing
Excretion and the Kidneys
Human Reproduction
Classification
Conservation
Micro Organisms
Reproduction in Flowering Plants
Movement and Locomotion
Growth and Development
Disease: causes, transmission and control
Ecosystems
Population
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