Chapters 1-4

Question 1

difference between a CULTIVAR and VARIETY

Answer 1

CULTIVAR are the plants that retain their distinguishing features when propagated.

VARIETY are plants that arise naturally in the plant kingdom.

Question 2

what did Linnaeus do?

Answer 2

he gave plants a genus and species name and created the binomial system of nomenclature

Question 3

why is it important to know common and scientific names of plants?

Answer 3

to evade confusion and communicate effectively with suppliers and consumers.

Question 4

some origins of botanical names

Answer 4

countries of origin, names of plant explorers, and descriptive Latin terms

Question 5

some typical groupings for plants when they are classified by growth characteristis

Answer 5

trees, shrubs, and vines

Question 6

functions of a root system

Answer 6

absorption, conduction, anchorage, and storage

Question 7

the two kinds of root systems

Answer 7

fibrous and taproot

Question 8

functions of the stem of a plant

Answer 8

support, conduction, and storage

Question 9

Define XYLEM and PHLOEM

Answer 9

XYLEM: inner tissues
PHLOEM: outer stem tissues

Question 10

difference between MONOCOTS and DICOTS

Answer 10

MONOCOTS are plants with a single seed leaf.

DICOTS are plants with two seed leaves.

Question 11

define nodes and internodes

Answer 11

NODES are the areas of stems where leaves emerge and INTERNODES are the spaces in between

Question 12

types of specialized stems and roots commonly found in plants

Answer 12

bulbs
corms
rhizomes
tubers
tuberous roots

Question 13

the two main functions of leaves

Answer 13

photosynthesis and transpiration

Question 14

Define angiosperms and gymnosperms

Answer 14

ANGIOSPERMS are the plants that bloom and develop fruit which encloses the seed.

GYMNOSPERMS are the plants that have not true flowers or fruit but bear their seed.

Question 15

parts of a complete flower

Answer 15

1. stamen
2. locule
3. ovule
4. placenta
5. pistil
6. petal
7. sepal
8. receptacle
9. peduncle

Question 16

priority in which plant parts receive food manufactured by the leaves

Answer 16

flowers 
seed 
leaves 
stems 
roots

Question 17

3 primary ELEMENTS essential for plant growth

Answer 17

carbon
hydrogen
oxigen

Question 18

3 MACRONUTRIENTS essential for plant growth

Answer 18

nitrogen (N)
phosphorus (P)
potassium (K)

Question 19

7 micronutrients essential for plant growth

Answer 19

Boron (B)
Chlorine (Cl)
Copper (Cu)
Iron (Fe)
Manganese (Mn)
Molybdenum (Mo)
Zinc (Zn)

Question 20

how is light intensity commonly measured

Answer 20

in footcandles

Question 21

3 functions of water in a plant

Answer 21

it’s an ingredient in photosynthesis

a solvent for nutrients and other materials used or manufactured by the plant

cools the plant during transpiration

Question 22

define permanent wilting point

Answer 22

when all the gravitational and available water are gone and only the unavailable water remains, the soil is at the PWP

Question 23

microclimate

Answer 23

an area with certain consistent variation in light, temperature, and moisture in a garden

Question 24

3 ways heat travels

Answer 24

radiation
convection
conduction

Question 25

how is soil TEXTURE determined

Answer 25

by the relative proportion of its mineral particles

Question 26

how is soil STRUCTURE determined

Answer 26

by the way particles of the soil are arranged

Question 27

soils can be classified as ___________ or ___________

Answer 27

organic, mineral

Question 28

___________ is commonly added to ACID soils to raise pH

Answer 28

lime

Question 29

___________ is commonly added to ALKALINE soils to lower pH

Answer 29

sulfur

Question 30

most ornamental plants prefer a soil pH of ___________

Answer 30

5.5 to 7.0

Question 31

Acid-loving ornamental plants prefer a soil pH of ___________

Answer 31

5.0 to 5.5

Question 32

Nutrient availability is regulated by ___________

Answer 32

soil

Question 33

how is soil classified

Answer 33

sand, silt, and clay