Question 1

Which of the following is an allergen that causes contact dermatitis?

Accepted Answer

A) usnic acid 
B) glochid 
C) urushiol 
D) histamine 
E) pyrethrum 
A) usnic acid 
B) glochid 
C) urushiol 
D) histamine 
E) pyrethrum

Question 2

Gunther consumed some red seeds and had hallucinations of what he thought might be his future.After eating some more red seeds,Gunther's respiratory muscles became paralyzed and he died from asphyxiation.From what plant were the seeds that Gunther consumed?

Accepted Answer

A) Ambrosia trifida 
B) Cynodon dactylis 
C) Sophora secundiflora 
D) Conium maculatum 
E) None of the above is correct. 
A) Ambrosia trifida 
B) Cynodon dactylis 
C) Sophora secundiflora 
D) Conium maculatum 
E) None of the above is correct.

Question 3

What is the function of B-lymphocytes?

Accepted Answer

A) They bind directly to antigens 
B) They produce antibodies 
C) They produce antigens 
D) They release histamine 
E) B-lymphocytes have all of these functions 
A) They bind directly to antigens 
B) They produce antibodies 
C) They produce antigens 
D) They release histamine 
E) B-lymphocytes have all of these functions

Question 4

A rare and sometimes fatal allergic reaction characterized by a rapid drop in blood pressure and cardiovascular collapse is known as which of the following?

Accepted Answer

A) analgesia 
B) hives 
C) anaphylaxis 
D) eczema 
E) rhinitis 
A) analgesia 
B) hives 
C) anaphylaxis 
D) eczema 
E) rhinitis

Question 5

Allergic reactions to latex products include which of the following?

Accepted Answer

A) allergic rhinitis 
B) conjunctivitis 
C) asthma 
D) anaphylaxis 
E) All of the above may be allergic reactions to latex. 
A) allergic rhinitis 
B) conjunctivitis 
C) asthma 
D) anaphylaxis 
E) All of the above may be allergic reactions to latex.

Question 6

A plant that produces non-allergenic latex that may be a viable replacement for the natural latex currently in use is which of the following?

Accepted Answer

A) Hevea brasillensis 
B) Parthenium argentatum 
C) Veratrum californicum 
D) Euphorbia marginata 
E) Salvia leucophylla 
A) Hevea brasillensis 
B) Parthenium argentatum 
C) Veratrum californicum 
D) Euphorbia marginata 
E) Salvia leucophylla

Question 7

Which of the following compounds is responsible for the symptoms of an allergic response?

Accepted Answer

A) histamine 
B) usnic acid 
C) cytisine 
D) glutamine 
E) More than one of these compounds is responsible for the symptoms of an allergic response. 
A) histamine 
B) usnic acid 
C) cytisine 
D) glutamine 
E) More than one of these compounds is responsible for the symptoms of an allergic response.

Question 8

________ is a natural insecticide from the roots of several tropical legumes that was originally used by indigenous peoples in South America to stun fish and make their capture easier.

Accepted Answer

The answer of ________ is a natural insecticide from the...

Question 9

Amal published a scientific paper on flowering cycles of Quercus garryana.Amal would be a(n)________.

Accepted Answer

A) etiologist 
B) phenologist 
C) pathologist 
D) philologist 
E) phrenologist 
A) etiologist 
B) phenologist 
C) pathologist 
D) philologist 
E) phrenologist

Question 10

________ is a type of interaction between plants in which chemicals are released into the environment that inhibit the growth and development of competing plants.

Accepted Answer

The answer of ________ is a type of interaction between...

Question 11

Which of the following is correct about ragweed?

Accepted Answer

A) It is an alien species to North America. 
B) There are only annual species. 
C) Ambrosia trifida is a short species under a foot in height. 
D) The pollen wall proteins are responsible for triggering the IgE-mediated response. 
E) Ragweed has not reached Europe as of this time. 
A) It is an alien species to North America. 
B) There are only annual species. 
C) Ambrosia trifida is a short species under a foot in height. 
D) The pollen wall proteins are responsible for triggering the IgE-mediated response. 
E) Ragweed has not reached Europe as of this time.

Question 12

Sneezing,runny nose,and itchy eyes are typical symptoms of hay fever,which is technically called ________ ________.

Accepted Answer

The answer of Sneezing,runny nose,and itchy eyes are typical symptoms...

Question 13

Several days after a meal of bean soup,Lenora the blacksmith started vomiting and had diarrhea.She felt like her mouth and throat were on fire.Later,she started bleeding from her eyes and coughing up blood.She eventually died from kidney failure.What poison killed Lenora the blacksmith?

Accepted Answer

A) ricin 
B) saponin 
C) cytisine 
D) andromedotoxin 
E) neroside 
A) ricin 
B) saponin 
C) cytisine 
D) andromedotoxin 
E) neroside

Question 14

________ is an arrow poison that has found to have medical value as a muscle relaxant during surgery.

Accepted Answer

The answer of ________ is an arrow poison that has...

Question 15

Which of the following botanical insecticides is effective against garden and host pests but also highly toxic to fish?

Accepted Answer

A) rotenone 
B) neem oil 
C) pyrethrum 
D) nicotine 
E) cardiac glycosides 
A) rotenone 
B) neem oil 
C) pyrethrum 
D) nicotine 
E) cardiac glycosides

Question 16

Which of the following statements is not correct about usnic acid?

Accepted Answer

A) It is a secondary product found in species of Asclepias. 
B) It is antiviral and antibacterial. 
C) It blocks the production of carotenoids. 
D) It has been used as a weight-loss supplement. 
E) It has been responsible for killing wild elk. 
A) It is a secondary product found in species of Asclepias. 
B) It is antiviral and antibacterial. 
C) It blocks the production of carotenoids. 
D) It has been used as a weight-loss supplement. 
E) It has been responsible for killing wild elk.

Question 17

As CO2 concentrations in the atmosphere continue to increase,which of the following will be the probable effect?

Accepted Answer

A) increased plant biomass worldwide 
B) increased incidence of hay fever 
C) increased incidence of asthma 
D) increase in the size and toxicity of poison ivy 
E) All of the above will likely happen. 
A) increased plant biomass worldwide 
B) increased incidence of hay fever 
C) increased incidence of asthma 
D) increase in the size and toxicity of poison ivy 
E) All of the above will likely happen.

Question 18

Antibodies are produced by basophils.

Accepted Answer

A) True 
 B)False

Question 19

The genus Ambrosia contains numerous species of plants commonly called ragweed.

Accepted Answer

A) True 
 B)False

Question 20

Allelopathy in desert environments probably evolved in response to which of the following?

Accepted Answer

A) pollinator competition 
B) discouraging herbivory 
C) fruit dispersal 
D) competition for resources,especially water. 
E) foraging by indigenous peoples 
A) pollinator competition 
B) discouraging herbivory 
C) fruit dispersal 
D) competition for resources,especially water. 
E) foraging by indigenous peoples

Exam 21: Poisonous and Allergy Plants

Which of the following is an allergen that causes contact dermatitis?

Gunther consumed some red seeds and had hallucinations of what he thought might be his future.After eating some more red seeds,Gunther's respiratory muscles became paralyzed and he died from asphyxiation.From what plant were the seeds that Gunther consumed?

What is the function of B-lymphocytes?

A rare and sometimes fatal allergic reaction characterized by a rapid drop in blood pressure and cardiovascular collapse is known as which of the following?

Allergic reactions to latex products include which of the following?

A plant that produces non-allergenic latex that may be a viable replacement for the natural latex currently in use is which of the following?

Which of the following compounds is responsible for the symptoms of an allergic response?

________ is a natural insecticide from the roots of several tropical legumes that was originally used by indigenous peoples in South America to stun fish and make their capture easier.

Amal published a scientific paper on flowering cycles of Quercus garryana.Amal would be a(n)________.

________ is a type of interaction between plants in which chemicals are released into the environment that inhibit the growth and development of competing plants.

Which of the following is correct about ragweed?

Sneezing,runny nose,and itchy eyes are typical symptoms of hay fever,which is technically called ________ ________.

Several days after a meal of bean soup,Lenora the blacksmith started vomiting and had diarrhea.She felt like her mouth and throat were on fire.Later,she started bleeding from her eyes and coughing up blood.She eventually died from kidney failure.What poison killed Lenora the blacksmith?

________ is an arrow poison that has found to have medical value as a muscle relaxant during surgery.

Which of the following botanical insecticides is effective against garden and host pests but also highly toxic to fish?

Which of the following statements is not correct about usnic acid?

As CO2 concentrations in the atmosphere continue to increase,which of the following will be the probable effect?

Antibodies are produced by basophils.

The genus Ambrosia contains numerous species of plants commonly called ragweed.

Allelopathy in desert environments probably evolved in response to which of the following?

Plants in Our Lives

The Plant Cell

The Plant Body

Plant Physiology

Plant Life Cycle: Flowers

Plant Life Cycle: Fruits and Seeds

Genetics

Plant Systematics and Evolution

Diversity of Plant Life

Human Nutrition

Origins of Agriculture

The Grasses

Legumes

Starchy Staples

Feeding a Hungry World

Stimulating Beverages

Herbs and Spices

Materials: Cloth, wood, and Paper

Medicinal Plants

Psychoactive Plants

The Algae

Fungi in the Natural Environment

Beverages and Foods From Fungi

Fungi That Affect Human Health

Plant Ecology

Filters

Sneezing,runny nose,and itchy eyes are typical symptoms of hay fever,which is technically called .

As CO₂ concentrations in the atmosphere continue to increase,which of the following will be the probable effect?