ES 6.00 Review Horticulture I

What is sexual propagation in plants?

• Starting plants from seeds

• Starting plants from root cuttings

• Starting plants from stem cuttings

• Starting plants from leaf cuttings

What affects the germination rate of seeds?

• Wind and rain

• Light and humidity

• Temperature and moisture

• Soil pH and nutrients

What are the first sets of leaves on seedlings called?

• Branch leaves

• Stem leaves

• True leaves

• Cotyledons

What is an advantage of sexual reproduction in plants?

• Produces identical plants

• Requires special equipment

• Plants mature in shorter time

• Fast way to get many plants

What is the best time of day to take a stem, leaf, or root cutting?

• Midday

• Evening

• Afternoon

• Early morning

What is the process of joining separate plant parts together to form a union and grow together to make one plant?

• Tissue culture

• Grafting

• Budding

• Layering

What is one advantage of asexual reproduction as a propagation method?

• Produces different plants

• Plants mature in shorter time

• Requires special equipment

• Some plants are patented making propagation illegal

What is a disadvantage of asexual reproduction as a propagation method?

• Requires special equipment and skills

• Faster way to produce plants

• Plants mature in shorter time

• New plants are the same as the parent plant

What part of a plant must you have in a successful stem cutting?

• Node

• Internode

• Roots

• Leaves

What is a node?

• a point along a plant stem where leaves or other stems are attached

• the area between two nodes

• soft-tissue plants

• the place where the roots attach to the stem