Question

ACROSS

1. Giving out of water vapour by the plants through stomatal openings
2. Removal of excess water through the leaf veins
3. After shrinkage of plasma membrane the cells become ______
4. Process by which plant cells lose water when placed in hypertonic solution
5. Minute pore in the epidermis of leaf that help in exchange of gases
6. Stacks of thylakoid in the chloroplast
7. Shedding of leaves, flowers and fruits due to imbalance of hormones
8. Promotes cell differentiation and enlargement of cell in plants
9. Natural purifiers of air
10. Relative concentration of a solution that determines the movement of water in a cell

DOWN

1. Phenomenon of swelling of a cell due to absorption of high fluid content
2. Promotes cell division in plants
3. Thread-like outgrowths from the plant parts that provide support to the plant in standing upright
4. Nastic movement where a plant part bend outward and often downward
5. Absorption of water by the cells due to surface attraction leading to the swelling of the cells
6. Process of movement of molecules from a region of higher to a region of lower concentration
7. Flattened disc-like structures in the chloroplast
8. Movement of water molecules from high to lower concentration through a semi-permeable membrane
9. Another name for ripening hormone
10. Secretion of xylem sap from a cut or injured plant part
11. Waxy layer secreted by epidermal cells on the surface of the leaf
12. Electrons convert ______ to ATP

Answer 1