Find the wrong number in the given number series.

The primary use of Isabgol (Plantago ovata) husk is:

Which plant growth regulator is commercially used in grapes for berry elongation?

Which fruit is most suitable for Jelly making ?

Which one of the following plant nutrients is translocation regulator?

Which plant species does not possess xylem vessels?

The half-leaf experiment demonstrate about the importance of which factor in photosynthesis?

Litchi is commercially propagated by ___ method.

Portray are related to ______

Powdery mildew is a major disease of which fruit crops?

Which of the following plantation crop is popularly known as kalpvriksha?