Sentence has been given in Active Voice. Out of the four alternatives suggested select the one which best expresses the same sentence in Passive Voice.

Ratan Tata  has given away twenty seven percent of his wealth in charity.

Viral disease transmitted by seed is

Which Contact poisons penetrate the skin of the pest and are used against those arthropods,that pierce the surface of a plant and suck out the juices.

Name the chemical which is used for protoplast fusion

Which among the following fertilizers is least likely to affect the Soil pH?

An application of the accounting principles to the business of farming is:

Which country has the highest production of fruits and vegetables?

The phytotropins are specialized class of auxin transport inhibitors which show high affinity with ___________.