True/false
Submerged hydrophytes have stomata on upper surface.

submerged hydrophytes have a well-developed

Submerged hydrophytes have dissected leaves for:

What is meant by stoma?Name the group of plants,which contains fewer stomata on the upper surface of leaves .How does the absorption and loss of poassium ions in the guard cells bring about the opening and closuure of stmata?Explain.

Write True or False: Xerophytic plants have scotoactive stomata.

These questions consist of two statements each,printed as Assertion and Reason.While asnwering these questions you are required to chose any one of the following four responses. If both Assertion and Reason are true and Reason in correct explanation of Assertion. If both assertion and Reason are true but reason is not correct explanation of Assertion. If Assertion is true but Reason is false. If both Assertion and Reason are false. Assertion:In lotuus metabolism is hindererd when the leaves are coated with wax on uper surfce. Reason:In lotus ,stomata are present on upper epidermis,so that if leaves are coted ith wax on upper surface ,stone transpiration will not occur.