160+ Environmental Science Solved MCQs
In an ecotone, the species which become abundant are called:
The objective of Environment studies is
Which of the following is not influenced by human activities?
Which of the following is management option for air pollution?
Development activities on the hydrosphere cause
The species restricted to be present in one region are called
The basic requirements of human beings are provided by
Environment is the life support system that includes
The term ‘Environment’ has been derived from the French word which means to encircle or surround
Biosphere is
Atmosphere consists of 79 percent Nitrogen and 21 percent Oxygen by
The word ‘Environment’ is derived from
Which among the following is a climatic factor?
World environment day is on:
Which of the following are major environmental issues involved in mining?
Sustainable development means
The most important remedy to avoid negative impact due to industrialization is
Sustainable development will not aim at
The adverse effect of modern agriculture is
Soil erosion removes surface soil which contains
Water logging is a phenomenon in which
The impact of construction of dams
What would you do to prevent environmental damage
Environmental impact assessment
Which of the following is the most environmental friendly agricultural practice?
A herbivore is also known as a
A product of photosynthesis is
Primary source of energy in a food web is/are
A group of living organisms of the same kind living in the same place and at the same time refers to a
Which of these organisms has a diet consisting only of plant matter
The true end of any food chain is the
The second trophic level in a lake is
Which of the following can act as a pioneer species in a xerach succession
Energy flow in an ecosystem is
Which of the following is an example of a man-made ecosystem
Pyramid of energy in a pond ecosystem is always
If in a population, natality is balanced by mortality, then there will be
In a pyramid of numbers in grassland ecosystems, the largest population is that of
Which of these belong to the category of primary consumers in grazing food chain
The pyramid of energy is always upright for any ecosystem, this situation indicates that
Which of the ecological pyramid is always upright
Which one of the following is not a gaseous biogeochemical cycle
Deserts, grasslands, forests and tundra regions are the examples of
The upright pyramid of numbers is absent in
The final stable community in ecological succession is
Mass of living matter at a trophic level in an area at any given time is called
Hydrarch succession takes place in
Which of the following is a fossil fuel?
Which of the following is not an inexhaustible form of energy?
Biogas contains mainly
The burning of fossil fuels releases a large amount of
A poisonous gas given out of a vehicle exhaust is
The purest form of coal is
Which one of the following is used as a refrigerant?
Loss of forest has led to
What are the consequences of excessive mining in an area?
Resources which are directly derived from nature are referred to as
Resources that take too long a period of time to be used as a resource are called as
The fossil fuel that is derived from the dead remains of plants that grew some 250 million years ago is
A resource that cannot be replaced in a reasonably short time is usually referred to as
Manmade resources are alternative to natural resources for a variety of reasons. Which of these would not be one of those?
Which of these is not a fossil fuel?
A liquid fuel that was formed from the ancient remains of sea plants and animals is
Energy in the rays from the sun is called
Which is a list of renewable resources?
Energy from the heat inside the earth is
A coal deposit that is not economical to mine today would be considered part of our ___________
Which out of the following are the causes of soil erosion?
The process of restoring forests that once existed but was removed at some time in the past is known as
Red data book contains data of
IUCN Headquarters is at
Which of the following regions has the maximum diversity?
The most important reason for decrease in biodiversity is
Dodo is
Blue whale is placed under
Which one of the following is not included under in situ conservation?
Ex-situ conservation includes
Hotspots are regions of high
Endemic species are
Which one of the following has the maximum genetic diversity in India?
Which one of the following regions in India is a hotspot of biodiversity?
Darwin’s finches are a good example of
Which group of vertebrates comprises of highest number of species
5th June is observed as
The unfavorable alteration of environment by human activities is termed as
Biogas contains mainly
Main source of acid rain is
Treated water can be disinfected by adding
The burning of fossil fuels releases large amount of
Which of the following does not causes air pollution when used for heating purposes
A pH of rainwater is
A poisonous gas given out of vehicles exhaust is
A common bactericide used in swimming pools is
Greenhouse effect is linked to
Disposable glasses and plates are made up of
Aerosols consisting of solid particles produced by combustion
Which of the following are consequences of ozone depletion
Which out of the following is a measure to control air pollution
The discharge of warm/hot water directly into rivers is known as
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