Question
The element required by Rhizobium for the formation of
leghemoglobin which is involved in nitrogen fixation:Solution
During symbiotic N fixation, Mo acts as a cofactor for nitrogenase enzymes to catalyze the redox reaction to convert elemental N into ammonium (NH4+) ions.
There are 850 students in four houses of a school i.e. (red, white, yellow and blue) . Ratio of number of students in red house to that in blue house is...
Ratio of monthly income to monthly expenditure of A is 18:7, respectively and monthly savings of A is Rs. 2200. Find the monthly income of A.
The ratio of the number of girls to the number of boys in a school of 990 students is 2 : 7. If 20 boys left the school, find how many new girls may be ...
Determine the fourth proportional to the numbers 12, 7, and 36.
What is the fourth proportion of 16, 20 and 24?
The ratio between the number of males and females in a college is 25: 26. If the number of males increases by 20% and the number of females increases by...
A total amount of Rs. 17,700 was to be shared between Ajay and Vijay in the ratio (3/4) to (8/9), respectively. However, due to an error in calculation,...
- 'A' and 'B' have coins in the ratio of 7:5, respectively. If 'B' gives 2 coins to 'A', then the new ratio of coins with 'A' and 'B' becomes 3:2, respective...
In an office, the ratio of the number of males to number of females is 13:9. If 3 males joined the class and 7 females left the class, then the ratio of...
84 is divided into two parts in such a way that the fourth part of the first part and the fifth part of the second are in the ratio 1 : 2. The first par...
