Misc: the inventor of the scissors?

Questions

Biology : What is normal body temperature for an adult human?

Botany : The practice of joining the parts of two plants to make them grow as one is called ________.?

Botany : These flowerless plants grow on bare rocks and tree stumps.?

Botany : This fruit has its seeds on the outside.?

Botany : This term means 'cone-bearing trees'.?