What is the science that deals with the study of plants from various perspectives called?

Biologists focus on which aspect to identify a living organism?

The properties of tissues are not present in the constituent cells but arise as a result of interactions among the constituent cells. This phenomenon is an example of:

Which of the following statements regarding growth is incorrect?

What is required for a living organism to perform various biological functions?

Which scientist is called 'The Darwin of the $20^{th}$ century'?