Agriscience Unit 19

Monocots have one seed leaf; dicots have two seed leaves.

• True

• False

The time of the year has no influence on your decision as to the location of your garden.

• True

• False

The pH range for most vegetable crops is 5.5 to 7.5.

• True

• False

An organic farmer can use some chemicals, but no fertilizer on his/her crop.

• True

• False

A grower can extend the length of the growing season by starting frost-sensitive plants in a greenhouse.

• True

• False

It always takes many days for insects to devour plant leaves, which gives a grower enough time to spray with chemicals.

• True

• False

Sprinkler irrigation achieves the objective of applying a uniform amount of water.

• True

• False

Hydroponics does not use soil to anchor or feed plants.

• True

• False

Movement of air through the soil is

• decay

• aeration

• flow

• passage

What is the best kind of organic matter to add to the soil?

• sawdust

• phosphorus

• ashes

• animal manure