Question
Which one of the following is aerobic asymbiotic
N₂-fixing bacteria?Solution
Azotobacter is a genus of free-living bacteria that can fix atmospheric nitrogen in the absence of a symbiotic relationship with plants. It is capable of carrying out nitrogen fixation aerobically, meaning it can fix nitrogen in the presence of oxygen.
Which two signs should be interchanged to make the given equation correct?
729 × 9 – (56 – 6) × 5 ÷ 2 + 152 × 19 = 69
Select the letter-cluster from the given alternatives which can replace the question mark (?) in the following series.
AVB, DWE, GXH, ?, MZN
Given below is a statement followed by possible reasons. Read the statement carefully and decide which one explains the event observation information gi...
‘Army’ is related to ‘Soldier’ in the same way as ‘School’ is related to which of the following?
A boy starts from point A and walks 11 km towards east and stops at point B. Now, he turns 45 degrees to his right and walks 2 km to reach point C. Now,...
In the following question, select the missing number from the given series.
50, 52, 56, 64, 80, ?
The sequence of folding a transparent sheet of paper and the method of cutting the folded paper are shown in the following figures. What will this paper...
Select the set in which the numbers are related in the same way as the numbers of the given sets. (NOTE : Operations should be performed on the whole nu...
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance...
Which of the answer figures is the exact mirror image of the given problem figure when the mirror is held at the right side?
Problem figure:
...
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