Question

Certain elements like copper, manganese, sulphur, boron are needed in exceedingly small quantities for healthy growth of plants. These are called trace elements

• A. True
• B. False

Answer 1

The correct option is A True

• Microelements are also called as trace elements. These are needed in very small amounts(less than 10 mmole Kg –1 of dry matter). These include iron, manganese, copper, molybdenum, zinc, boron, chlorine and nickel.
• Hence Certain elements like copper, manganese, sulfur, boron are needed in exceedingly small quantities for the healthy growth of plants. These are called trace elements is a true statement.
• So, the correct answer is 'True'.