1. Hydrozoa
2. Scyphozoa
3. Actinozoa
4. None of the above.
Actinozoa
1. Hydration
2. Electrolysis
3. Plasmolysis
4. Deplasmolysis
Deplasmolysis
1. Cambium
2. Epidermis
3. Xylem or xylem vessel elements
4. Phloem
Xylem or xylem vessel elements
1. Xylem and phloem together
2. Sieve tube members of phloem only
3. Sieve cells of phloem
4. Xylem vessels system
Xylem vessels system
1. The cortex is removed
2. The cortex and primary phloem are removed
3. All tissue upto xylem are removed
4. Bark alone is removed
All tissue upto xylem are removed
1. Oxygen
2. ATP
3. More effective plasma membrane
4. Slightly higher temperature
ATP
1. Increase in sugar content of guard cells
2. Variations in pH value
3. Starch is converted into organic acids
4. Light causes opening and darkness closure
Starch is converted into organic acids
1. Micrometer
2. potometer
3. photometer
4. luxometer
Micrometer
1. 5%
2. 10%
3. 20%
4. 40%
10\%
1. Outer
2. Inner
3. Side wall
4. All the walls
Inner