________ are pores on stems, tubers and fruits through which gases are exchanged.

Name the structure in leaves through which gaseous exchange takes place. Draw a labelled diagram of it.

Differentiate between Stem tuber and root tuber

(i) Name two waste products which are stored in old xylem in plants. (ii) Name the process by which plants get rid of excess water. Name the pores through which this process takes place.

Nuclear pores are the passage through which movement of RNA and protein molecules take place in only one direction

The protoplasmic strands connecting the two adjacent plants cells through which exchange of material occur are called.

Aerating pores found on woody stems for gaseous exchange

Submerged hydrophytes exchange gases through

Pores present on leaf surface for gaseous exchange

Which of these is not a fruit?

The exchange of gases in old stems takes place from