Biodiversity Exam 3: Dr. Brooks FAU
Questions and Answers(GRADED A)
Question : How do plants collect and conserve energy?
CORRECT ANSWER: through their leaves
Question : what is the structure that provides positioning and
support of the leaves?
CORRECT ANSWER : The Stem
Question : What do the roots do?
CORRECT ANSWER : provide anchorage and absorb water
from the ground
Question : What part of the plant regulates gas exchange?
CORRECT ANSWER : Stomata
Question : What is the function of guard cells?
CORRECT ANSWER : surround the stomata
Question : What is a runner(stolon)?
CORRECT ANSWER : New plants arise at the nodes on an
above-ground horizontal stem
Question : What type of plants have a runner?
CORRECT ANSWER : strawberries
Question : what is a rhizome?
CORRECT ANSWER : horizontal underground stem
Question : what type of plants have a rhizome?
CORRECT ANSWER : grass
Question : What are new shoots that arise from axillary buds
on enlarged tips of slender underground rhizomes?
CORRECT ANSWER : tuber
Question : What type of plants have tuber growth?
CORRECT ANSWER : potatoes
Question : What is a corm?
CORRECT ANSWER : new plants arises from axillary buds
on short, thick, vertical, underground stems
Question : What is an example of a corm plant?
CORRECT ANSWER : gladiolus
Question : What is a Bulb stem?
CORRECT ANSWER : arises from a axillary bud on a short
underground stem and consists of fleshy leaves
Question : What is an example of a bulb plant?
CORRECT ANSWER : onion
Question : What does the epidermis consist of in plants?
CORRECT ANSWER : cuticle and guard cells w/ stomata
Question : what is the cuticle made up of?
CORRECT ANSWER : cutin and is secreted by the
epidermis to create a waterproof waxy affect atop of leaves
Question : What are vascular tissues responsible for?
CORRECT ANSWER : moving fluids through the plant
Question : True or False: xylem cells are dead at maturity?
CORRECT ANSWER : True
Question : What is are tracheids?
CORRECT ANSWER : thinner tube-shaped cells with
perforated endplates, more restrictive of water flow
Question : What is the vessel member?
CORRECT ANSWER : large tube-shaped cells with no
endplates which allows for greater water flow
Question : What are the two types of cells are produced in the
phloem?