Give one word for each of the following descriptions

Question

1.plant hormone(gas) and causes abscission and ripening of fruits
2.positive pressure of phloem content drives phloem content into sieve tubes
3.layer of suberin and lignin bordering four sides of root endodermal cells
4.the first cell layer in the vascular cylinder from which lateral roots develop
5.patt of the seed which provides nutrients to the developing plant before photosynthesis start

Answer 1

1. Ethylene
2. Turgor
3. Casparian strip
4. Pericycle
5. Endosperm