1. PCT
2. DCT
3. Collecting tubule
4. Henle’s loop
DCT
1. kidney
2. water
3. collecting duct
4. All of these
collecting duct
1. The urine will be more concentrated
2. The urine will be more dilute
3. There will be no urine formation
4. There will be hardly any change in the quality and quantity of urine formed
There will be no urine formation
1. Hydrogen sulphide
2. Sulphur
3. Hydrogen cyanide
4. Arsenic substances
Hydrogen sulphide
1. More release of NO2 and SO2 by burning of fossil fuels
2. More release of CO2 by burning of coal/wood cutting of forests ad increasing populations
3. Excessive release of NH3 by coal gas/industries
4. Excessive release of CO by incomplete combustion of carbonaceous fuels
More release of NO2 and SO2 by burning of fossil fuels
1. SO2
2. NO2
3. CFCs
4. Photochemical smog
CFCs
1. 1986
2. 1987
3. 1988
4. 1985
1987
1.
2.
3.
4.
<10 ppm
1. Both assertion and reason are true and reason is the correct explanation of assertion
2. Both assertion and reason are true and reason is not the correct explanation of assertion
3. Assertion is true but reason in false
4. Both assertion and reason are false
Both assertion and reason are true and reason is not the correct explanation of assertion
1. Persistent organic pollutants
2. Global warming and climate change
3. Substances that deplete the ozone layer
4. Biosafety of genetically modified organisms
Substances that deplete the ozone layer