Explain - 'Guttation':

What is 'Reflex action'? What are its two main types ?

What are the two kinds of Nucleic Acids found in the human body ? Write their full forms.

The diagram given below is an experimental set-up to demonstrate a metabolic process in plants. Study same and answer the following questions.

(i) Name and define the physiological process being studied.

(ii) What is the aim of the above experiment?

(iii) Draw a neat diagram of an opened stoma and label the guard cells and stoma.