Intro to Plant Sciences Chapter 3 Quiz

Casparian strips occur in the walls of the cells in the... a. Phloem b. Endodermis c. Pericycle d. Xylem e. Cortex

b. Endodermis

The Venus flytrap has modified leaves that act like __________________ to capture insects. a. Pitfall b. Hinged traps c. Sticky traps d. Pubescence e. Trischomes

b. Hinged traps

Which of the following is NOT a function of plant root systems? a. Anchorage b.Photosynthesis c. Absorption of water and minerals d. Storage e. All of the above are root functions

b. Photosynthesis

Roots are developed from this part of the embryonic plant? a. Root hairs b. Radicle c. Fibrous roots d. Taproot e. Adventitious roots

b. Radicle

The region of the root where apical meristems reside. a. Root cap b. Region of cell division c. Region of elongation d. Region of maturation e. Mucigel

b. Region of cell division

Growth in the girth of a plant as a result of the cambium is known as a. Primary growth b. Secondary growth c. Sapwood growth d. Heartwood growth e. New growth

b. Secondary growth

_______________ are colorful leaves that are associated with flowers to attract pollination. a. Bracts b. Bud scales c. Prickles d. Tendrils

a. Bracts

This region of the root protects tissue from damage, lubricates the root as it pushes through the soil, and detects gravity. a. Root cap b. Region of cell division c. Region of elongation d. Region of maturation e. Mucigel

a. Root cap

Monocots, such as grasses, usually have _____________ root systems. a. Simple b. Taproot c. Fibrous d. Secondary e. Aerial

c. Fibrous

This tissue produces lateral roots and cork cambium and is found adjacent to the endodermis toward the center of a root a. Cortex b. Pith c. Pericycle d. Xylem e. Phloem

c. Pericycle

Cells begin to swell and expand in this region a. Root cap b. Region of cell division c. Region of elongation d. Region of maturation e. Mucigel

c. Region of elongation

These horizontal stems are found underground and tend to be monopodial (grow in one general direction) a. Stolons b. Corms c. Rhizomes d. Scaly bulbs e. Runners

c. Rhizomes

These are non-fleshy horizontal stems found above ground. They only produce roots where a new plantlet is formed. a. Stolons b. Rhizomes c. Runners d. Cladophylls e. None of the above

c. Runners

This type of leaf has a lamina with two of more leaflets attached to the petiole. a. Monocot leaf b. Eudicot leaf c. Simple leaf d. Compound leaf e. Tendril

d. Compound leaf

This is made of ground tissue comprised of parenchyma cells and located in the center of roots and stems a. Procambium b. Medullary rays c. Cortex d. Pith e. Protoderm

d. Pith

This leaf modification reflects light from the leaf surface and helps to reduce leaf temperature and limit water loss. a. Bract b. Tendril c. Trichome d. Pubescence e. Cuticle

d. Pubescence

Endodermis and pericycle become fully developed, and root hairs begin to develop in this region of the root. a. Root cap b. Region of cell division c. Region of elongation d. Region of maturation e. Mucigel

d. Region of maturation

These modified leaves are used by vines for support a. Bracts b. Bud scales c. Prickles d. Tendrils e. Trichomes

d. Tendrils

Mixture of polysaccharides that provides a lubricant that eases the root tip through the soil. a. Root cap b. Region of cell division c. Region of elongation d. Region of maturation e. Mucigel

e. Mucigel