Environment
'R2 Code of Practices' constitutes a tool available for promoting the adoption of
Why is there a concern about copper smelting plants?1. They may release lethal quantities of carbon monoxide into environment.2. The copper slag can cause the leaching of some heavy metals into environment.3. They may release sulphur dioxide as a pol...
With reference to furnace oil, consider the following statements:1. It is a product of oil refineries.2. Some industries use it to generate power.3. Its use causes sulphur emissions into environment.Which of the statements given above are correct?
What is blue carbon?
In the nature, which of the following is/are most likely to be found surviving on a surface without soil?1. Fern2. Lichen3. Moss4. MushroomSelect the correct answer using the code given below.
Which one of the following is used in preparing a natural mosquito repellent?
Consider the following kinds of organisms:1. Copepods2. Cyanobacteria3. Diatoms4. ForaminiferaWhich of the above are primary producers in the food chains of oceans?
Consider the following animals:1. Hedgehog2. Marmot3. PangolinTo reduce the chance of being captured by predators, which of the above organisms rolls up/roll up and protects/protect its/their vulnerable parts?
With reference to the 'New York Declaration on Forests', which of the following statements are correct?1. It was first endorsed at the United Nations Climate Summit in 2014.2. It endorses a global timeline to end the loss of forests.3. It is a legall...
Magnetite particles, suspected to cause neurodegenerative problems, are generated as environmental pollutants from which of the following?1. Brakes of motor vehicles2. Engines of motor vehicles3. Microwave stoves within homes4. Power plants5. Telepho...
Which one of the following is a filter feeder?
In case of which one of the following biogeochemical cycles, the weathering of rocks is the main source of release of nutrient to enter the cycle?
Which of the following are detritivores?1. Earthworms2. Jellyfish3. Millipedes4. Seahorses5. WoodliceSelect the correct answer using the code given below.
The 'Common Carbon Metric', supported by UNEP, has been developed for
Which of the following have species that can establish symbiotic relationship with other organisms?1. Cnidarians2. Fungi3. ProtozoaSelect the correct answer using the code given below.
Consider the following statements:1. The Global Ocean Commission grants licences for seabed exploration and mining in international waters.2. India has received licences for seabed mineral exploration in international waters.3. 'Rare earth minerals' ...
Consider the following statements:Statement 1: The United Nations Capital Development Fund (UNCDF) and the Arbor Day Foundation have recently recognized Hyderabad as 2020 Tree City of the World.Statement 2: Hyderabad was selected for the recognition ...