Brooks Biodiversity Unit 3
Exam Questions and
Correct Answers 2024 with
complete solution.
How do plants collect and conserve energy? - ANSWERS--through their leaves
what is the structure that provides positioning and support of the leaves? - ANSWERS--
The Stem
What do the roots do? - ANSWERS--provide anchorage and absorb water from the
ground
what type of plants have a rhizome? - ANSWERS--grass
What are new shoots that arise from axillary buds on enlarged tips of slender
underground rhizomes? - ANSWERS--tuber
What type of plants have tuber growth? - ANSWERS--potatoes
What is a corm? - ANSWERS--new plants arises from axillary buds on short, thick,
vertical, underground stems
What is an example of a corm plant? - ANSWERS--gladiolus
, What is a Bulb stem? - ANSWERS--arises from a axillary bud on a short underground
stem and consists of fleshy leaves
What is an example of a bulb plant? - ANSWERS--onion
What does the epidermis consist of in plants? - ANSWERS--cuticle and guard cells w/
stomata
what is the cuticle made up of? - ANSWERS--cutin and is secreted by the epidermis to
create a waterproof waxy affect atop of leaves
What are vascular tissues responsible for? - ANSWERS--moving fluids through the
plant
What part of the plant regulates gas exchange? - ANSWERS--Stomata
What is the function of guard cells? - ANSWERS--surround the stomata
What is a runner(stolon)? - ANSWERS--New plants arise at the nodes on an above-
ground horizontal stem
What type of plants have a runner? - ANSWERS--strawberries
what is a rhizome? - ANSWERS--horizontal underground stem
True or False: xylem cells are dead at maturity? - ANSWERS--True
What is are tracheids? - ANSWERS--thinner tube-shaped cells with perforated
endplates, more restrictive of water flow
What is the vessel member? - ANSWERS--large tube-shaped cells with no endplates
which allows for greater water flow
What are the two types of cells are produced in the phloem? - ANSWERS--Sieve tube
members and companion cells
what are sieve tube members? - ANSWERS--tube-shaped cells that are the main
transporters of sugars
True or false: Companion cells do NOT support the sieve tube members metabolically. -
ANSWERS--False
What is the Apoplastic Pathway? - ANSWERS--water passes through the epidermis of
root hairs and can move easily between cells of the cortex
Exam Questions and
Correct Answers 2024 with
complete solution.
How do plants collect and conserve energy? - ANSWERS--through their leaves
what is the structure that provides positioning and support of the leaves? - ANSWERS--
The Stem
What do the roots do? - ANSWERS--provide anchorage and absorb water from the
ground
what type of plants have a rhizome? - ANSWERS--grass
What are new shoots that arise from axillary buds on enlarged tips of slender
underground rhizomes? - ANSWERS--tuber
What type of plants have tuber growth? - ANSWERS--potatoes
What is a corm? - ANSWERS--new plants arises from axillary buds on short, thick,
vertical, underground stems
What is an example of a corm plant? - ANSWERS--gladiolus
, What is a Bulb stem? - ANSWERS--arises from a axillary bud on a short underground
stem and consists of fleshy leaves
What is an example of a bulb plant? - ANSWERS--onion
What does the epidermis consist of in plants? - ANSWERS--cuticle and guard cells w/
stomata
what is the cuticle made up of? - ANSWERS--cutin and is secreted by the epidermis to
create a waterproof waxy affect atop of leaves
What are vascular tissues responsible for? - ANSWERS--moving fluids through the
plant
What part of the plant regulates gas exchange? - ANSWERS--Stomata
What is the function of guard cells? - ANSWERS--surround the stomata
What is a runner(stolon)? - ANSWERS--New plants arise at the nodes on an above-
ground horizontal stem
What type of plants have a runner? - ANSWERS--strawberries
what is a rhizome? - ANSWERS--horizontal underground stem
True or False: xylem cells are dead at maturity? - ANSWERS--True
What is are tracheids? - ANSWERS--thinner tube-shaped cells with perforated
endplates, more restrictive of water flow
What is the vessel member? - ANSWERS--large tube-shaped cells with no endplates
which allows for greater water flow
What are the two types of cells are produced in the phloem? - ANSWERS--Sieve tube
members and companion cells
what are sieve tube members? - ANSWERS--tube-shaped cells that are the main
transporters of sugars
True or false: Companion cells do NOT support the sieve tube members metabolically. -
ANSWERS--False
What is the Apoplastic Pathway? - ANSWERS--water passes through the epidermis of
root hairs and can move easily between cells of the cortex
