Module 2B

Question 1

Attainment of size by the virtue of growht and architectural style by morphogenesis

Answer 1

Plant Development

Question 2

Differentiation of cells into tissues, organs, organism

Answer 2

Morphogenesis

Question 3

Aspects of plant development

Answer 3

Growth, differentiation, organization

Question 4

How plants are shaped and organized. Study of plant’s physical form and steucture

Answer 4

Phytomorphology

Question 5

Irreversible increase of cell number and dry mass

Answer 5

Growth

Question 6

Increase in size doesn’t mean an increase in growth

Answer 6

True

Question 7

Phytochemical + meristematic region = ?

Answer 7

Growth

Question 8

Unspecialized cells turn into different specialized cell, tissues, organs

Answer 8

Differentiation

Question 9

Where does differentiation start?

Answer 9

Meristematic region

Question 10

Determinants of what type of cells the unspecialized cells will turn inti

Answer 10

Cell to cell communication
Plant hormones
Environmental factors

Question 11

Reversal of cell specialization

Answer 11

Dedifferentiation

Question 12

Ability of unspecialized cell to transform into any type of specialized cell, potentially form any type of organ

Answer 12

Totipotency

Question 13

Orientation and integration of specialized cells in space. Blueprint. Tissue and organ placement. Spatial location and how differentiated cells are positioned in such a way they function together.

Answer 13

Organization

Question 14

Attainment of form and structure of the complete organism. Processes on how to establish the spatial structures. Root growth and leaf development

Answer 14

Morphogenesis

Question 15

Gene expression is not influenced by signals received from external environment

Answer 15

False

Question 16

Plants are always undergoing development (assuming all plants have meristematic region)

Answer 16

True

Question 17

Localization of growth

Answer 17

1. Take up sumple substances from environment and synthesize them into complex substances.
2. At cell level, increase in living material increases cell size and cell division.

Question 18

Growth is restricted to embryonic regions called _____. Site of repeated cell division of unspecialized cells.

Answer 18

Meristems

Question 19

Parts of embryo

Answer 19

Cotyledons, shoot, root apical meristem

Question 20

Meristems (4)

Answer 20

Shoot, Axillary root (apical lateral), Floral, Cambiums (Cork Vascular)

Question 21

Types of Meristem (3)

Answer 21

Apical, Lateral, Intercalary

Question 22

Meristems at tips of roots and shoots, Site of primary growth in plant

Answer 22

Apical meristems

Question 23

Side portion meristems, arising from cambiums (base of nodes and stems)

Answer 23

Lateral meristem

Question 24

Responsible for secondary thickening of stems and roots

Answer 24

Lateral meristems

Question 25

Meristems inserted between regions of differentiated tissues

Answer 25

Intercalary

Question 26

Type of growth where apical meristem of roots and stems remain embryonic for long period

Answer 26

Indeterminate

Question 27

Example of plants that have indeterminate growth

Answer 27

Wingedbean, ricebean

Question 28

Type of g where leaves flowers and fruits are embryonic for short period until maturity

Answer 28

Determinate

Question 29

Plants that pose determinate growth

Answer 29

Corn, rice, mungbean

Question 30

Regulatory effects on the growth of one part of the plant to the other part/s

Answer 30

Correlation effect

Question 31

- Lumalaki ung shoot, lumalaki ung root system - lumiliit ung vegetative parts during fruiting season - lumalaki ung fruit dahil sa plant hormone na stinistimulate ng seeds sa flowers - Stimulating effects provided by buds and leaves to the roots of stem cuttings

Answer 31

Organ differentiation

Question 32

Internal time system in plants that keep track of the time which regulates certain biological processes

Answer 32

Endogenous biological clock

Question 33

Example of EBC

Answer 33

Diurnal rise and fall of acacia leaves

Question 34

Rhythm driven by and Endogenous clock

Answer 34

1. Persists in absence of external cues. 2. Can be reset by external signals. 3. Temperature has no to little effect on the timing of the clock-driven rhythm.

Question 35

Classification of biological rhythms

Answer 35

Circadian, lunar, ultradian, annual rhythm

Question 36

Circadian root words

Answer 36

Circa = about, diem = day

Question 37

Upward leaves

Answer 37

Epinasty

Question 38

Downward leaves

Answer 38

Epinasty

Question 39

Examples of circadian plants

Answer 39

Acacia, calathea, portulaca

Question 40

Every 24 hours

Answer 40

Circadian

Question 41

Every 28 days, full moon

Answer 41

Lunar

Question 42

Every year

Answer 42

Annual rhythm

Question 43

Examples of annual rhythmic plants

Answer 43

Fire tree, Salinggogon (ph cherry blossom), Kapok

Question 44

Every less than 24 hours

Answer 44

Ultradian