‘Climate Action Tracker’ which monitors the emission reduction pledges of different countries is a:
Subject: Environment
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In the context of WHO Air Quality Guidelines, consider the following statements
In the context of WHO Air Quality Guidelines, consider the following statements :
1. The 24-hour mean of PM 2.5 should not exceed 15 μg/m3 and annual mean of PM 2.5 should not exceed 5 μg/m3.
2. In a year, the highest levels of ozone pollution occur during the periods of inclement weather.
3. PM 10 can penetrate the long barrier and enter the bloodstream.
4. Excessive ozone in the air can trigger asthma.Which of the statements given above are correct?
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“Biorock Technology” is talked about in which one of the following situations
“Biorock Technology” is talked about in which one of the following situations?
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Which of the following are nitrogen-fixing plants
Which of the following are nitrogen-fixing plants?
1. Alfalfa
2. Amaranth
3. Chickpea
4. Clover
5. Puslane (Kulfa)
6. Spinach
Select the correct answer using the code given below -
Which of the following is not a bird
Which of the following is not a bird?
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Which of the following organisms perform waggle dance for others of their kin to indicate the direction and the distance to a source of their food
Which of the following organisms perform waggle dance for others of their kin to indicate the direction and the distance to a source of their food?
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Consider the following fauna
Consider the following fauna:
1. Lion-tailed Macaque
2. Malabar Civet
3. Sambar Deer
How many of the above are generally nocturnal or most active after sunset? -
With reference to the role of biofilters in Recirculating Aquaculture System, consider the following statements
With reference to the role of biofilters in Recirculating Aquaculture System, consider the following statements:
1. Biofilters provide waste treatment by removing uneaten fish feed.
2. Biofilters convert ammonia present in fish waste to nitrate.
3. Biofilters increase phosphorus as nutrient for fish in water.
How many of the statements given above are correct? -
Consider the following statements regarding mercury pollution
Consider the following statements regarding mercury pollution:
1. Gold mining activity is a source of mercury pollution in the world.
2. Coal-based thermal power plants cause mercury pollution.
3. There is no known safe level of exposure to mercury.
How many of the above statements are correct? -
Consider the following statements regarding the Indian squirrels
Consider the following statements regarding the Indian squirrels :
1. They build nests by making burrows in the ground.
2. They store their food materials like nuts and seeds in the ground.
3. They are omnivorous.
How many of the above statements are correct?