AGA112: Chapter 4

Some cutting techniques used a clear plastic bag to cover the cuttings. The function of plastic bag is __________________.

• to decorate the cuttings

• to maintain a good humidity

• to keep it upright

• to prevent the cuttings from human attack

The plant growth regulators that can promote adventitious root formation are ___________

I. auxin

II. auxin + ethylene

III. cytokinin

IV. gibberellin

• I & II

• II & IV

• I, II & III

• I, II & IV

Sansevieria sp. (lidah jin) can be propagated using _______________ cutting technique.

• root

• stem

• leaf petiole

• leaf section

Root cuttings will form a new shoot system first before the root system.

• True

• False

Stem cutting can be made from semi-hardwood and hardwood only.

• True

• False

In the leaf vein cutting technique, several squares will be cut from a leaf. Each square of the leaf must have a piece of the main vein.

• True

• False

An example of plant that use root cutting technique is _________.

• jasmine tree

• Sanseviera sp. (lidah jin)

• Hibiscus rosa-sinensis (bunga raya)

• African violet

The callus is formed after wounding response to the cutting of stem. This tissue come from ____________ cells.

• parenchyma

• collenchyma

• sclerenchyma

• xylem

The prerequisite to successful cutting propagation is ______________________.

• seed

• fruit

• flower bud

• adventitious root

The followings are the main type of cutting EXCEPT

• stem cutting

• root cutting

• flower cutting

• leaf cutting