Question

*Take a freshly plucked leaf and stretch it gently so that some peel or skin projects out from the cut. ● Remove this peel and put it in a petri dish filled with water and add a few drops of safranin. ● Observe under a microscope. You will observe a continuous layer of cells called the epidermis. a) What is the function of this layer? b) What difference would be seen if you repeat the experiment with the root of the same plant? c) There are small openings seen in the epidermis. What are these openings known as, and what is their function? d) Draw a labelled diagram of these openings along with its surrounding cells. Class 9 , Biology

Answer 1

Answer:

Hi there ❤️,

Explanation:

Observation: We see flat epidermal cells and a few stomatal cells.

Explanation: Rhoeo is a common ornamental plant. Its leaf is easily peeled off and can be observed under the microscope. The thin layer consists of epidermal cells. The epidermal cells are flat cells with low intercellular spaces and thick cell wall. It contains small pores called stoma for exchange of vapours and gases. Two bean-shaped guard cells regulate the opening and the closing of a stoma.

i hope I helped you ;)

Answer 2

Answer:

The activities in the manual are structured in a manner so ... Heat the China dish for a few minutes and observe what ... Take out a peel from the inner side of the fleshy scale leaf of.