Question

part b – true or false (8 questions)
write t for true or f for false.

1. ___ rooting media for stem cuttings should be about four inches deep.

1. ___ woody plants are soft - tissue plants.

1. ___ using hormones can help speed up rooting.

1. ___ leaf cuttings must include a cut through the midrib vein.

1. ___ the best time to take cuttings is in the late afternoon.

1. ___ coleus is an example of a herbaceous plant.

1. ___ daylilies can be propagated by root cuttings.

1. ___ sterile tools and flats help prevent disease in new cuttings.

Explanation:

1. Rooting media for stem cuttings typically needs 3-4 inches depth to support root growth.
2. Woody plants have hard, lignified tissues; soft-tissue plants are herbaceous.
3. Rooting hormones (e.g., auxins) promote cell division and root formation.
4. Some leaf cuttings (e.g., African violet) root without cutting the midrib.
5. Late afternoon/early morning reduces water loss from cuttings.
6. Coleus has non-woody stems, classifying it as herbaceous.
7. Daylilies are propagated by division, not root cuttings.
8. Sterilization kills pathogens that cause disease in vulnerable cuttings.

Answer:

1. T
2. F
3. T
4. F
5. T
6. T
7. F
8. T