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Which one of the following is not a site for the in-situ method of conservation of flora?
Which of the above is/are the emission/ emissions from coal combustion at thermal power plants?
The “Red Data Books” published by the International Union for Conservation of Nature and Natural Resources (IUCN) contain lists of:
What percentage of the global greenhouse gas emissions does the transportation sector emit?
Gas molecules that absorb thermal infrared radiation and are present in large quantity to change climate system are known as
Chemical substance used in industry for cold cleaning, is known as
Which was the first book for creating environmental awareness?
which of the following is longwave radiations
Montreal protocol to reduce production of chlorofluorocarbons was assigned in
Chemical released by chlorofluorocarbons is
Which of these statements is false?
Which of the following phenomena is not a natural hazard?
Which of the following is the second leading cause of global warming?
Deforestation leads to
Which of the following species in the atmosphere is called atmospheric detergent?
Which of the following is NOT an importance of biodiversity?
Which land-based ecosystem has highest biodiversity?
What can you do to fight deforestation?
The tendency of biological systems to resist change and to remain in a state of equilibrium is called
Which of the following is not a type of ex situ conservation method?
As a consequence of succession the P/B ratio (Gross production / Standing crop biomass) is changed. It is-
According to WHO, maximum permissible level of chlorides in drinking water is-
Soil fulvic acids are strong chelators of
Natural source of polycyclic aromatic hydrocarbons (PAHs) is
In which part of India, the tropical Western Ghats are situated?
Variety of different species, genetic variability among individuals within each species and variety of ecosystems constitute the so called-
Green Belt Movement was founded by
What do you mean by “Sixth Extinction”?
How many trees does it take to provide a day’s supply of oxygen for 4 people?
Which one of the following is the single most important reactive intermediate species in atmospheric chemical processes?
Removal of top fertile soil by water is called
Pulmonary oedema is caused by
Which one of the following makes blood toxic, after combining with haemoglobin?
Freshwater ecosystems are nutritionally limited by
Parasites which initiate production of antibodies within hosts are termed as
Which of the following material is not easily broken down?
Pleistocene represents period of
Tectonic control in landscape evolution is manifested by
The theme of the world water day 2021 was
The Air Pollution (Prevention and Control of Pollution) Act, was passed in
The Water Pollution (Prevention and Control of Pollution) Act, was passed in
Biological Diversity Act came in
About half of the earth’s photosynthesis is carried out by
Biome is a natural community of
Noise is measured using sound meter and its unit is
Terracing is an effective method of soil conservation in-
Nitrogen gets oxidized into
Soil conservation means?
How many bio-geographical regions are present in India?
Lime is added to the soil which is too
Which one of the following has maximum genetic diversity in India?
Which one of the following areas in India is a hotspot of biodiversity?
Darwin’s finches are a good example of
The head quarter of IUCN is located in?
Conservation within the natural habitat is
Endemic species are
Which of following is non-renewable source of energy?
Which of the following is not a biomass source?
Which of the following fuels cause least pollution?
The main constituent of LPG is?
The main constituent of CNG is?
The wavelength range of UV–C radiations is
Double digging” is a method of
The rate of replacement of species along a gradient of habitats pertains to
If individuals of a species remain alive only in captivity or other human controlled conditions, the species is said to be
Limnetic zone in freshwater ecosystem is characterized by
Which of the following material has the highest hydraulic conductivity?
Which of the following energy sources is not renewable on human time scale?
Identify the correct sequence of the fuels in order of their increasing carbon intensity
Which of the following causes warming of atmosphere but cooling of the earth’s surface?
Asphyxiation is caused by
Which of the following is used as plant indicator for detection of presence of SO2 and HF in air?
The major source of BaP (Benzo-apyrene) in atmospheric environment is
Specific mortality of members of a population is expressed by
Which specific common feature is not found in zooplankton and rabbit?
Positive mass balance of glaciers has been recently reported from
Which of the following component of cryosphere has the longest life?
Global warming can be controlled by
Siberian Crane is a regular visitor of which of the following bird sanctuary?
Sacred groves are meant for?
Which of the following species is very near to extinction, if conservation measures are not taken?
Energy flow in ecosystem is
MAB programme stands for?
The radiation in the sunlight that gives us the feeling of hotness is-
The efficiency of the solar cooker can be increased by placing a
The source of energy of the sun is?
Net primary productivity of an ecosystem is
Poorly nourished lake is known as
Pyramid of trophic level is always upright in
In polluted lakes, the index of pollution is
What can you do to protect coral reefs?
How many million tons of plastic are dumped in our oceans every year?
The disease cause by asenic is
SiAl layer is present in
Fish kill occurs at, DO
The UV-rays are absorbed in