A. Lenticels
B. Guard cells
C. Hydathods
D. All of these
Related Mcqs:
- Valve timing diagram is a function of:
- In a four stroke engine if a valve opens 25? before B.D.C. and closes 10? after T.D.C. the valve should be
- Aerating openings formed in the bark through which exchange of gases takes place and water is lost in the form of vapours are___________??
- Tricuspid valve is present_____________??
- A hydraulic ram is a device
- The hydraulic radius is given by
- Hydraulic jump is used for
- Hydraulic dredges are used in
- The hydraulic gradient line
- Hydraulic jump occurs when