Question
Biological control is the use of living organisms to
suppress pest populations, making them less damaging than they would otherwise be. The term biological control was first used by……………………..Solution
The term "biological control" was first used by Harry Scott Smith at the 1919.

Option figures:
Select a figure from amongst the Answer Figures.
<...A piece of paper is folded and cut as shown below in the question figures from the given answer figures, indicates how it will appear when opened?
<...Study the given pattern carefully and select the number that can replace the question mark (?) in it.
Select a suitable figure from the Answer Figures that would replace the question mark (?) from question figure.


Select a figure from amongst the Answer Figures.
...
How many triangles are there in the given figure?
