Question
The collection of experimental methods of growing large
number of isolated cells under sterile condition?Solution
Tissue culture is the growth of tissues or cells in an artificial medium separate from the parent organism. This technique is also called micropropagation.
150 litres of Mixture ‘A’ (water + alcohol) contains 30% water and remaining alcohol while 140 litres of mixture ‘B’ (milk + water) contains 20 ...
- Metal mixture ‘C’ consists of mercury and platinum in the ratio 2:3. Another alloy ‘D’ includes platinum and titanium in the ratio 1:4. If 25 grams...
A 88-litre mixture contains only water and oil in the ratio 6:5, respectively. If 22 litres of the mixture is replaced with the same quantity of oil, th...
 In a mixture of 252 litres, the ratio of tea to coffee is 3:4. If ‘x’ litres of coffee is added to the mixture, such that the ratio of tea to coff...
255 ml of mixture contains milk and water in the ratio of 12:x respectively. If 40 ml of water and 50 ml of milk is added into it then ratio of milk to ...
A fuel blend composed of diesel and petrol is mixed in a ratio of 5:3, respectively. If one-fourth of this blend is removed and replaced with 24 liters ...
- An alloy consists of 35% gold, 40% silver, and 25% copper. How much gold should be added to 20 kg of the alloy so that the new alloy contains 50% gold?
A mixture contains alcohol and water in the ratio 7:3. If 15 liters of water is added to the mixture, the ratio becomes 7:5. What is the initial quantit...
Two types of Pulses costs Rs. 240/kg and Rs. 340/kg. In what ratio should these be mixed so that obtained mixture sold at Rs. 324/kg to earn a profit of...
A merchant mixes 9 kg of beans at Rs. 7 per kg with 6 kg at Rs. 5 per kg. What is the cost price (in Rs.) of the mixture per kg?Â
