Chapter 21:
Transport
Practice Test
1.
What are the openings in the epidermis of leaves that allow gas exchange in plants?
a.
sieve cells
b.
cortex
c.
stomata
d.
cambium
Hint
2.
What part of the plant anchors it into the soil and provides space for food storage?
a.
roots
b.
stem
c.
vascular cambium
d.
leaves
Hint
3.
What large blood vessels transport blood back to the heart?
a.
capillaries
b.
sieve tubes
c.
arteries
d.
veins
Hint
4.
Which of these pathways describes the flow of blood through a human heart, starting when blood from the body enters the heart?
a.
right atrium - right ventricle - pulmonary artery - lungs - pulmonary vein - left atrium - left ventricle -aorta
b.
right atrium - left atrium - pulmonary vein - lungs - pulmonary artery - right ventricle - left ventricle - aorta
c.
right ventricle - right atrium - pulmonary artery - lungs - pulmonary vein - left ventricle - left atrium - aorta
d.
aorta - right atrium - pulmonary vein - lung - pulmonary artery - right ventricle - left atrium - left ventricle
Hint
5.
Which of these vertebrates has a heart with only two chambers?
a.
leopard frog
b.
flying fish
c.
red fox
d.
bluebird
Hint
6.
What is the tissue in a plant that transports sugars formed during photosynthesis to other parts of the plant?
a.
phloem
b.
cortex
c.
vessels
d.
xylem
Hint
7.
In vertebrates, what is the section of the heart that receives incoming blood from the body?
a.
atrium
b.
ventricle
c.
artery
d.
aorta
Hint
8.
Which of these is NOT a component of blood?
a.
platelets
b.
hormones
c.
phloem
d.
red blood cells
Hint
9.
When you eat a carrot, what part of the plant are you eating?
a.
cortex of the root
b.
cork of the stem
c.
palisade layer of the leaf
d.
epidermis and cuticle of the stem
Hint
10.
What is the tissue in a plant that transports water and dissolved mineral ions upward from the roots?
a.
phloem
b.
sieve tubes
c.
xylem
d.
root hairs
Hint
