Subject: Biology    / General Biology
Question
Question 1 of 30
3.33/ 3.33 Points
Characteristics of birds include all of the following except:
A.Constant warm body temperature
B.Modified reptilian scales as feathers
C.A hard shelled egg
D.External fertilization
E.Reptile-like scales and claws

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Question 2 of 30
3.33/ 3.33 Points
A biologist is studying mammals which lay eggs. Based on this information which of the following groups is he or she studying?
A.The rodents
B.The whales and dolphins
C.The monotremes
D.The marsupials
E.The placental mammals

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Question 3 of 30
3.33/ 3.33 Points
Chordate diagram.apus.edu/access/content/group/science-and-technology-common/Biological%20Sciences/Course%20Materials/SCIN130/Images/Lab%20Quiz%20Images/Chordate%20Diagram.jpg”>
This figure shows the four chordate characteristics. What does “d” represent?
A.The pharyngeal pouches
B.The notochord
C.The dorsal tubular nerve cord
D.The postanal tail
E.The vertebral column

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Question 4 of 30
3.33/ 3.33 Points
A biologist is studying stinging cells called nematocysts. Which of the following organisms would he or she be studying?
A.Sponges
B.Snails
C.Roundworms
D.Cnidarians
E.Flatworms

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Question 5 of 30
3.33/ 3.33 Points
Which of the following animals is not an echinoderm?
A.The sea urchin
B.The sea squirt
C.The sea cucumber
D.The sea star
E.The sand dollar

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Part 2 of 8 –    16.65/ 16.65 Points

Question 6 of 30
3.33/ 3.33 Points
This figure shows the organization of the plant body. What does “e” represent?

Anatomy schematic of a plant above and below ground.apus.edu/access/content/group/science-and-technology-common/Biological%20Sciences/Course%20Materials/SCIN130/Images/Ch.%2021_plant.jpg”>
A.A lateral branch root

B.The terminal bud
C.An axillary bud
D.The node
E.The internode

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Question 7 of 30
3.33/ 3.33 Points
A plant physiologist is studying the parts of the shoot system in a plant. Based on this information, which of the following would he or she not be interested in studying?
A.The axillary buds

B.The nodes
C.The petioles
D.The internodes
E.The roots

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Question 8 of 30
3.33/ 3.33 Points
A plant physiologist is studying the structures found on plants which increase the absorptive capacity of the roots. Based on this information you would conclude that he or she is studying which of the following structures?
A.The axillary roots
B.The root petioles
C.The root hairs
D.The root nodes

E.The root internodes

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Question 9 of 30
3.33/ 3.33 Points
Which of the following is not a function of the root system in plants?
A.To anchor the plant
B.To absorb water

C.To absorb carbohydrates
D.To absorb minerals
E.To store carbohydrates

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Question 10 of 30
3.33/ 3.33 Points
Which of these associations is incorrect?
A.Ground tissue-tracheid cells
B.Vascular tissue-sieve-tube cells
C.Ground tissue-parenchymal cells
D.Vascular tissue-vessel elements
E.Epidermal tissue-epidermal cells

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Part 3 of 8 –    16.65/ 16.65 Points

Question 11 of 30
3.33/ 3.33 Points
Which of the following is the vascular tissue which transports organic nutrients to all parts of the plant?
A.Phloem
B.Xylem

C.Vessel elements
D.Spongy mesophyll
E.Palisade mesophyll

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Question 12 of 30
3.33/ 3.33 Points
Which of the following belong to the phloem?
A.Sieve-tube members
B.Xylem
C.Vessel elements
D.Palisade mesophyll cells
E.Tracheids

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Question 13 of 30
3.33/ 3.33 Points
The contents of the phloem always move down the stem of the plant.
True
False

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Question 14 of 30
3.33/ 3.33 Points
If you were studying a soil containing a high percentage of decomposing organic matter you would be studying
A.sand.
B.humus.
C.silt.
D.clay.
E.leaching.

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Question 15 of 30
3.33/ 3.33 Points
The removal of a strip of bark from around a tree is known as:
A.Phytoremediation
B.Guttation
C.Casparian stripping
D.Hydroponics
E.Girdling

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Part 4 of 8 –    13.32/ 16.65 Points

Question 16 of 30
3.33/ 3.33 Points
Which of the following structures will ultimately become the seed in plants?
A.The anther
B.The stigma
C.The ovary
D.The style
E.The ovules

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Question 17 of 30
0.0/ 3.33 Points
If a flower has both a stamen and a carpel it is referred to as:
A.Dioecious
B.Complete
C.Incomplete
D.Staminate
E.Imperfect

Feedback:When a flower has both a stamen and a carpel it is referred to as being a complete flower.
Question 18 of 30
3.33/ 3.33 Points
The male gametophyte in flowering plants will be found within the:
A.Filament
B.Pollen grain
C.Pistil
D.Sepals
E.Ovary

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Question 19 of 30
3.33/ 3.33 Points
A plant physiologist is studying the part of the flower which is used for catching pollen. He or she would be studying which of the following?
A.The ovary
B.The carpel
C.The filament
D.The style
E.The stigma

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Question 20 of 30
3.33/ 3.33 Points
Many flowers secrete a sweet liquid called ____________ which many pollinators feed on.
A.Stigma
B.Pollen
C.Nectar
D.Seeds
E.Endosperm

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Part 5 of 8 –    6.66/ 6.66 Points

Question 21 of 30
3.33/ 3.33 Points
How did you know what temperature the environment was?
A.The temperature was printed in the journal.
B.The temperature was displayed in a text box on the table top.
C.The temperature appeared in the table after the simulation.
D.The temperature was displayed on a thermometer on the wall.

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Question 22 of 30
3.33/ 3.33 Points
What is the purpose of this lab activity?
A.To compare the rates of transpiration for several plant species under varying environmental conditions
B.To measure the metabolic activities for several plant species under varying environmental conditions
C.To compare the rates of germination for several plant species under varying environmental conditions
D.To compare the growth of roots and leaves in plants exposed to different levels of light and nutrients

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Part 6 of 8 –    9.99/ 9.99 Points

Question 23 of 30
3.33/ 3.33 Points
Which two environmental factors increase the rate of evaporation of plants in the lab simulation the most?
A.Gravity, Wind
B.Heat, Wind
C.Light, Heat
D.Wind, Light

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Question 24 of 30
3.33/ 3.33 Points
The force behind the movement of water in vascular plants from the roots to the leaves is: called:
A.Capillary action
B.Gravity
C.Centrifugal force
D.Photosynthesis

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Question 25 of 30
3.33/ 3.33 Points
In addition to allowing water loss, stomata make possible the ___________ across the leaf surface.
A.Release of pigments
B.Capture of photons
C.Exchange of gases
D.Production of nutrients

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Part 7 of 8 –    6.66/ 9.99 Points

Question 26 of 30
0.0/ 3.33 Points
In the simulation which plant under what condition exhibited the highest transpiration rate?
A.Dieffenbachia, fan
B.Devil’s Ivy, heater
C.Zebra plant, heater
D.Rubber Plant, fan

Feedback:The transpiration rate for the Rubber Plant under the condition of the fan was the highest at 8.4 mL in one hour.
Question 27 of 30
3.33/ 3.33 Points
Colder temperature cause stomata to remain closed. If plants were grown below 21°C then:
A.The amount of water through evaporation will increase
B.The amount of gas exchange will increase.
C.Transpiration rates should be lower than in the simulation.
D.Transpiration rates should increase compared to those in the simulation.

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Question 28 of 30
3.33/ 3.33 Points
Cacti grow in desert conditions. Compared to other plants, transpiration in cacti would most likely be:
A.The same as that of Rubber Plant
B.Slightly above that of Zebra Plant
C.Above the average value for all 9 plants
D.Less than that of Weeping Plant

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Part 8 of 8 –    6.66/ 6.66 Points

Question 29 of 30
3.33/ 3.33 Points
Based on the results from the lab, compare and contrast the effects of wind and light on the transpiration rate of plants.

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