21.
At high oxygen concentration, the rate of photosynthesis decreases due to

22.
Where is Indian Type Culture Collection Centre located?

23.
The total nutrients in 100 kg of 17-17-17 are

24.
On culturing the young anther of a plant a botanist got a few diploid plants alongwith haploid plants. Which of the following might have given the diploid plants

25.
Post harvest decay of apple is caused by

26.
Calcium and magnesium can be deficient in

27.
One baule unit is

28.
Which one of the following can not be detected by ELISA technique

29.
Potassium sulphate has chemical composition

30.
In photosynthesis energy for passage of electron is the one that is absorbed by