Nursery 2

Do leaves form above or below the bud?

What is one defense mechanisms that some buds have to ward off pests?

Why do some buds have hairs on them?

Describe a continuous Pith

Describe a Chambered Pith

Does the pith grow with the plant?

Does the number of vascular bundles differ from plant to plant if they are the same species?

What is the importance of water in plants?

What is transpiration

What is the large structure inside of the plant cell?

The cell pumps water into the vacuole causing it to swell and cause the cell to press against the cell wall. What is this pressure called?

Without turgor pressure the plant will?

What is the one plant nutrient that is not found in the soil water?

Plants absorb water through structures in the growing tips called?

Where do the root hairs grow and why?

Root hairs absorb water mainly through what process?

What is Osmosis?

Does turgor pressure affect woody plants or only herbaceous plants?

How many root hairs can you have in a 1 inch square?

Approximate root hair size?

Life span of a root hair?

Root hairs are small and therefore can fit into smaller spaces. This is especially important when?

Describe the movement of water with a root/plant?

What is a Root Hair?

What is transpiration?

What does a guard cell do?

What are the large empty dead cells in stems called and what do they do?

What is IPM

Name the three types of pests

What are the problems linked to eliminating pests

What is the Economic Injury Level

What are 3 common methods of monitoring or scouting

What is Biological Control

For Biological control to work, these organisms should...

What is one thing that could go wrong with biological control?

Sometimes predators that breed well are released at the right time to allow them to breed and multiply. This is called?

Large numbers of slower breeders may be released all at once. This is called?

Conservation-In this situation steps are taken to increase numbers of already existing predators so they will be more effective. What are the steps

Vegetative propagation?

Sexual propagation?

Natural vegetative propagation?

Artificial vegetative propagation?

Three fruit types from seed

What 3 things does a seed need to germinate?

3 common factors to break dormancy in regards to temp

Vernalization

3 ways vernalization can be accomplished

An example of a biological pesticide?

One way to control soil disease from harming a plant

4 ways crops are grown that have a positive or negative affect on pest control

How do countries prevent pests and diseases from entering areas where they are not wanted?

Mechanical control?

What does responsible pesticide use entail?

Name 2 conifers on our list that are not evergreens?

What juniper in narrow at the bottom and wider at the top?

Name one difference between a Larch and a Tamarack?

What is meiosis?

Imbibition

Why should the media that seeds are germinated in have large pores?

3 important features of monocots?

3 features of Dycots?

What is the hypocotyl

What is the radicle?

What is the epicotyl

In some seedlings the cotyledons remain below the ground after germination. What is this called?

Why do seeds have a dormancy period?

What % of dormancy is controlled by chemicals inside the seed

What are the 2 types of barriers a seed may have

Vernalization - Seeds are sown in the normal way and than....

What is sexual propagation used for?