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WorksheetsPlant Test and Macromolecules Revisited
Total questions: 15
Worksheet time: 1hrs 15mins
Name
Class
Date
1.
What type of plant tissue contains rapidly dividing cells that result in primary and secondary growth?
a)
meristematic tissue
b)
dermal tissue
c)
vascular tissue
d)
ground tissue
2.
Terrestrial plants have stomata on the surface of their leaves. Stomata are surrounded by two guard cells that change shape in response to environmental factors and open or close the stoma. In addition to gas exchange, which of the following best explains how the structure of the leaf is used in the process that occurs in plants called transpiration?
a)
Water evaporates from the plant through the surface of the leaf
b)
water enters through the surface of the leaf
c)
Energy for cellular reproduction is absorbed through the surface of the leaf
d)
Carbon dioxide enters the plant through the surface of the leaf for cellular reproduction
3.
Examine this diagram of a flower. Where does pollination occur?
a)
1
b)
2
c)
3
d)
4
4.
Examine this diagram of a flower. From what plant organ does a fruit develop?
a)
# 1, the stigma
b)
# 2, the style
c)
# 3, the ovary
d)
# 4, the sepal
5.
If the xylem in a young tree is damaged, which process is first affected?
a)
performing photosynthesis
b)
transporting sugar to the roots
c)
transporting nutrients to the leaves
d)
absorbing water from the soil
6.
A plant species lives in an area with direct sunlight year around. Which physiological adaptation would be most useful to the plant?
a)
colorful flowers
b)
thick cuticle
c)
large leaves
d)
thin cuticle
7.
What is the main function of leaves?
a)
protection
b)
transpiration
c)
water storage
d)
photosynthesis
8.
Gymnosperm are seed bearing plants whose seeds are not enclosed in an ovule. What is the reproductive structure of Gymnosperm?
a)
budding
b)
flowers
c)
pine cones
d)
vegetative runners
9.
Identify the main food-carrying tissue of plants that transports sugar and other organic compounds throughout the plant?
a)
xylem
b)
phloem
c)
tracheids
d)
vessel elements
10.
Which macromolecule is involved in nearly every function in the human body?
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
11.
RNA and DNA are which type of macromolecules?
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
12.
Which macromolecule is a non-polar molecule and is represented in this image?
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
13.
You are analyzing a compound in the laboratory. You find that it is made up of carbon, hydrogen, and oxygen in a ratio of two hydrogen atoms and one oxygen atom for each carbon atom. How will you classify the compound?
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
14.
The diagram shows the general structure of an amino acid. Which type of molecule is formed from amino acids?
a)
carbohydrate
b)
nucleic acid
c)
protein
d)
lipid
15.
Some macromolecules are made up of carbon, hydrogen, and oxygen. Proteins are made up of carbon, hydrogen, oxygen and which element?
a)
phosphate
b)
nitrogen
c)
carbon dioxide
d)
sulphate
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