Question
What is the actual role of oxygen in cellular
respiration?Solution
In cellular respiration, oxygen serves as the final electron acceptor in the Electron Transport Chain, crucial for the production of ATP in mitochondria.
A container holds a mixture of alcohol and water in the ratio 4:7, respectively. 25 liters of the mixture is drawn out and replaced with the same quanti...
Two alloys named 'X' and 'Y' contain gold and silver in the ratio of 3:2 and 7:5 respectively. If 100 grams of X and 120 grams of Y are mixed together, ...
A container contains 60 liters of a solution containing 25% alcohol. How many liters of pure alcohol must be added to make the alcohol concentration 40%?
From a container of Beer, a thief has stolen 25 litres of beer and replaced it with same quantity of water. He again repeated the same process. Thus in...
In a mixture, 25% is water and the remainder is milk. The milk is 140 liters more than the water. How much water is in the mixture?
A milkman mixed equal quantities of two mixtures, ‘A’ and ‘B’. In mixture ‘A’, the milk-to-water ratio is 5:2, while in mixture ‘B’, it ...
- Two mixtures, A and B, have milk-to-sugar ratios of 5:3 and 6:7, respectively. When these two mixtures are combined, the total quantity of the final mixtur...
A mixture (acetone and water) contains 40% acetone and rest 96 litres water. How much acetone should be added to the mixture to make the ratio of aceton...
There are two containers having equal quantities of mixtures of two chemical types A and B. The 1st container contains 30% of type A chemical whereas th...
A factory produces three alloys: X (30% copper), Y (50% copper), and Z (70% copper). An engineer combines these alloys in the ratio 3:2:1. If the total ...
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