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This section includes 500 Mcqs, each offering curated multiple-choice questions to sharpen your Environment Management knowledge and support exam preparation. Choose a topic below to get started.
101. |
Group 1 of non-persistent oils, regarded as jet fuels and |
A. | Gasoline |
B. | Karosene |
C. | Petrol |
D. | diesel |
Answer» B. Karosene | |
102. |
Toxaphene is a mixture, composed of approximately |
A. | 800 organic compound |
B. | 700 organic compound |
C. | 200 organic compound |
D. | All of them |
Answer» D. All of them | |
103. |
A fixed dose at one out of four level is known as |
A. | TLV |
B. | Up and down procedure |
C. | Fixed dose |
D. | Acute Toxic |
Answer» D. Acute Toxic | |
104. |
News paper takes one and half month to |
A. | decompose |
B. | burn |
C. | regenerate |
D. | recycle |
Answer» B. burn | |
105. |
According to estimates, cotton glove takes 3 months to |
A. | recycle |
B. | form |
C. | rotten |
D. | decompose |
Answer» E. | |
106. |
Autotrophic organisms are characterized as, feeding |
A. | themselves |
B. | on other organisms |
C. | on animals |
D. | on plants |
Answer» B. on other organisms | |
107. |
Booms are meant to be as gigantic pieces of |
A. | non-metal |
B. | solid |
C. | Plastics |
D. | metal |
Answer» D. metal | |
108. |
Plastic has a high level of persistence in environment |
A. | environment |
B. | Forests |
C. | Wet land |
D. | All of above |
Answer» B. Forests | |
109. |
Some metals such as Zn, Cu, Cr, Se, Ni, and Al are necessary for |
A. | Animals |
B. | Insects |
C. | Forests |
D. | Biological organism |
Answer» E. | |
110. |
Fur seal pups are affected more than adults, by |
A. | Air Pollution |
B. | Plastic waste |
C. | Oil spills |
D. | deforestation |
Answer» D. deforestation | |
111. |
GAS stands for |
A. | General adaptation system |
B. | general adapt syndrome |
C. | General adaptation syndrome |
D. | gene adaptation syndrome |
Answer» D. gene adaptation syndrome | |
112. |
Fire booms collect the |
A. | waste material |
B. | Sludge |
C. | Oil Spills |
D. | Plastic waste |
Answer» D. Plastic waste | |
113. |
Noise from ships originates from propellers and |
A. | walls |
B. | hulls |
C. | rooms |
D. | All of above |
Answer» C. rooms | |
114. |
Almost, 2% of marine microalgae, responsible in producing |
A. | Toxic compounds |
B. | Non toxic compounds |
C. | Chemicals |
D. | Salts |
Answer» B. Non toxic compounds | |
115. |
Mercury is characterized as a cinnabar known as |
A. | mercuric sulphide |
B. | Lead sulphide |
C. | Zinc sulphide |
D. | Sodium sulphide |
Answer» B. Lead sulphide | |
116. |
Unit of sound is denoted as |
A. | m |
B. | km |
C. | mm |
D. | Pascal |
Answer» E. | |
117. |
Primary sources of radioactive substances, included submarine and |
A. | Sediments |
B. | Military waste |
C. | mining |
D. | Acid Rain |
Answer» C. mining | |
118. |
Instruments used in deep sea mining are hydraulic pumps and |
A. | Wires |
B. | Tools |
C. | Sows |
D. | Backets |
Answer» E. | |
119. |
Cancer is caused by a change in genetic make up of a |
A. | Nerves |
B. | Organs |
C. | Normal Cells |
D. | All of above |
Answer» E. | |
120. |
Thunder and lightning raises noise level around |
A. | 15 Hz |
B. | 25 Hz |
C. | 95 Hz |
D. | 805 Hz |
Answer» B. 25 Hz | |
121. |
Crude oil of ship consist different types of |
A. | Inorganic and organic compounds |
B. | Oxygen and carbon |
C. | Nitrogen and Phosphorous |
D. | Hydrocarbons |
Answer» E. | |
122. |
There are approximately 75 PCDDs, among them seven are |
A. | Chemical compounds |
B. | Inorganic compounds |
C. | Non Toxic |
D. | All of above |
Answer» E. | |
123. |
Median lethal dose for oral exposure is lower than |
A. | Infected |
B. | Engulf |
C. | Inhalation |
D. | Dermal Exposure |
Answer» E. | |
124. |
Sorbent booms consist of a material capable of absorbing the |
A. | Oil |
B. | Gas |
C. | Air |
D. | Water |
Answer» B. Gas | |
125. |
BAF stands for |
A. | Bioavailability factor |
B. | Biodegradation factor |
C. | Bioventing factor |
D. | Bioaccumulation Factor |
Answer» E. | |
126. |
Very light oil are comparatively impossible to |
A. | Produced |
B. | Clean up |
C. | Mix |
D. | decompose |
Answer» C. Mix | |
127. |
Creosote and trichloroethylene sink |
A. | on surface |
B. | on bottom |
C. | to Evaporate |
D. | dramatically |
Answer» C. to Evaporate | |
128. |
Micro plastic particles are smaller than |
A. | 70 mm |
B. | 30 mm |
C. | 10 mm |
D. | 20 mm |
Answer» D. 20 mm | |
129. |
Potassium and sodium, helps in preserving a proper electrochemical balance, extending towards |
A. | Organs |
B. | plasma membrane |
C. | Limbs |
D. | kidneys |
Answer» C. Limbs | |
130. |
Changes in ocean pH will affect marine life forms, such as |
A. | Planktons |
B. | Phytoplanktons |
C. | Fishes |
D. | molluscs and crustaceans |
Answer» E. | |
131. |
Organic pollutants, captivated in waste water, nitrogen phosphates and |
A. | NO₂ |
B. | SO₂ |
C. | No |
D. | Petroleum derivatives |
Answer» E. | |
132. |
Nitrates are a source of electron acceptor in |
A. | Insects |
B. | Rodents |
C. | Aerobic Bacteria |
D. | Anaerobic bacteria |
Answer» E. | |
133. |
CFCs depletes ozone layer in the |
A. | Stratosphere |
B. | Troposphere |
C. | Biosphere |
D. | Hydrosphere |
Answer» B. Troposphere | |
134. |
Affymetrix gene chip is a type of |
A. | DNA |
B. | Biodegradation |
C. | Array |
D. | Bioventing |
Answer» D. Bioventing | |
135. |
A grey water is produced in kitchens and showers of |
A. | Ships |
B. | Bus |
C. | cars |
D. | Bikes |
Answer» B. Bus | |
136. |
In rats, an oral dosage ranges between 1 to 50 mg/kg, consider as |
A. | Super Toxic |
B. | Highly Toxic |
C. | Extremely Toxic |
D. | Very Slightly Toxin |
Answer» C. Extremely Toxic | |
137. |
Corrosion of galvanised metals, emitting 0.2% |
A. | Mercury |
B. | Zinc |
C. | Lead |
D. | Cadmium |
Answer» E. | |
138. |
Invasive species are termed as form of |
A. | biological pollution |
B. | Chemical pollution |
C. | Air pollution |
D. | Water pollution |
Answer» B. Chemical pollution | |
139. |
Bilge water contains oil, urine and |
A. | Plastics |
B. | Chemicals |
C. | Papers |
D. | Pollutants |
Answer» C. Papers | |
140. |
In unborn children, lindane can causes |
A. | Thyroid issues |
B. | Brain development problems |
C. | Asthma |
D. | All of above |
Answer» C. Asthma | |
141. |
GHGs, embodied with CO₂, CH₄, N₂O and |
A. | sulphur |
B. | Oxygen |
C. | SF₆ |
D. | Carbon |
Answer» D. Carbon | |
142. |
Algal bloom is a massive growth of unicellular algae in the |
A. | Rain |
B. | Industries |
C. | Sea |
D. | water |
Answer» D. water | |
143. |
Almost, 85% of cadmium is used in rechargeable nickel |
A. | Cadmium batterries |
B. | Lead batterries |
C. | Mercury batterries |
D. | batteries |
Answer» B. Lead batterries | |
144. |
Some organisms attach themselves to ship hull, in process of |
A. | Eutrophication |
B. | Biodegradation |
C. | Bioventing |
D. | All of above |
Answer» E. | |
145. |
PBBs are used as a flame retardants, in dealing with |
A. | Flames |
B. | Halo flames |
C. | Chlorinated flame |
D. | brominated flame |
Answer» E. | |
146. |
Ammonia and nitrate are primary forms of nitrogen in |
A. | Solution |
B. | Lands |
C. | Plants |
D. | Animals |
Answer» B. Lands | |
147. |
Toxaphene, terms as very harmful insecticide, affecting lungs, nervous system and |
A. | Causes abnormality |
B. | Causes death |
C. | Causes disruption of blood circulation |
D. | Causes vision issues |
Answer» C. Causes disruption of blood circulation | |
148. |
Passive sonar, functioning as detecting acoustic signal in |
A. | underwater environment |
B. | atmosphere |
C. | air |
D. | All of above |
Answer» C. air | |
149. |
Chlordane Pesticide, used on agricultural crops, lawns, and gardens, for purpose of |
A. | Insects control |
B. | Termite control |
C. | Animals control |
D. | Plants control |
Answer» C. Animals control | |
150. |
According to UN, about 6.4 million tons of waste are dumped into oceans |
A. | into land |
B. | into the oceans |
C. | every where |
D. | beneath the earth |
Answer» C. every where | |