Which of the following breaks the dormancy of seeds?

The major causes of seed dormancy are

Name the seeds that have retained their viability for thousands of years ?

To remove seed dormancy by mechanically removing the seed coat, is called 

Which method makes the seed coat permeable and allows growth of embryo?

Which of the following is associated with dormancy of seeds?

Dormancy of seed is broken by

By which of the following method or methods seed dormancy can be broken or its duration can be reduced?

Which of the following is more essential for the breaking of seed dormancy 

State whether the following statement is true or false.
Coconut is dispersed through water.