Question 1

Which of the following is correct?

Accepted Answer

A) A testa is a thin,membranous seed coat that protects the embryo from adverse environmental conditions. 
B) A hilum and micropyle are usually visible on the surface of the testa. 
C) The hilum is a scar that results from the separation of the seed from the ovary wall. 
D) The embryo consists of the epicotyl,hypocotyl,and radicle. 
E) All of the above are correct. 
A) A testa is a thin,membranous seed coat that protects the embryo from adverse environmental conditions. 
B) A hilum and micropyle are usually visible on the surface of the testa. 
C) The hilum is a scar that results from the separation of the seed from the ovary wall. 
D) The embryo consists of the epicotyl,hypocotyl,and radicle. 
E) All of the above are correct.

Question 2

The Aft gene promotes which of the following?

Accepted Answer

A) larger apples. 
B) sweeter oranges. 
C) larger grapefruits. 
D) purple tomatoes. 
E) more than one of these. 
A) larger apples. 
B) sweeter oranges. 
C) larger grapefruits. 
D) purple tomatoes. 
E) more than one of these.

Question 3

Cytokinins work by stimulating which of the following?

Accepted Answer

A) internode elongation 
B) cell division 
C) fruit softening 
D) cell elongation 
E) stomatal closure 
A) internode elongation 
B) cell division 
C) fruit softening 
D) cell elongation 
E) stomatal closure

Question 4

The defining difference between monocots and dicots is which of the following?

Accepted Answer

A) the number of flower parts 
B) the vein pattern 
C) the root type 
D) number of cotyledons 
E) their type of flower parts 
A) the number of flower parts 
B) the vein pattern 
C) the root type 
D) number of cotyledons 
E) their type of flower parts

Question 5

According to Dan Jansen,plants that had coevolved with large herbivores in the Americas,lost the animal distributors of their massive fruits when these massive animals became extinct over 13,000 years ago.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following was the first citrus fruit known to Western civilization?

Accepted Answer

A) sweet orange 
B) grapefruit 
C) lime 
D) citron 
E) lemon 
A) sweet orange 
B) grapefruit 
C) lime 
D) citron 
E) lemon

Question 7

The ________ is a protective covering around the epicotyl of a monocot seedling.

Accepted Answer

The answer of The ________ is a protective covering around...

Question 8

A winged dry fruit is classified as which of the following?

Accepted Answer

A) nut 
B) achene 
C) samara 
D) schizocarp 
E) pepo 
A) nut 
B) achene 
C) samara 
D) schizocarp 
E) pepo

Question 9

Multiple fruits result from which of the following?

Accepted Answer

A) fusion of ovaries from many separate flowers on an inflorescence 
B) separation of one ovum into many ovules 
C) fusion of dehiscent follicles 
D) separation of capsules into many inflorescences 
E) None of the above are correct. 
A) fusion of ovaries from many separate flowers on an inflorescence 
B) separation of one ovum into many ovules 
C) fusion of dehiscent follicles 
D) separation of capsules into many inflorescences 
E) None of the above are correct.

Question 10

Bananas when put in a paper bag with a ripe avocado will ripen faster than if they are in the bag without the avocado.This happens because avocado is a "super" producer of ________.

Accepted Answer

A) auxin 
B) ethylene 
C) gibberellin 
D) cytokinin 
E) glycogen 
A) auxin 
B) ethylene 
C) gibberellin 
D) cytokinin 
E) glycogen

Question 11

According to a poorly informed decision by the U.S.Supreme Court in 1893,tomatoes are classified as which of the following?

Accepted Answer

A) berries 
B) hesperidiums 
C) poisonous 
D) vegetables 
E) None of the above are correct. 
A) berries 
B) hesperidiums 
C) poisonous 
D) vegetables 
E) None of the above are correct.

Question 12

You discover an indehiscent dry fruit that does not split open.It has a single seed that is free within the pericarp.How would your fruit be classified?

Accepted Answer

A) follicle 
B) achene 
C) grain 
D) legume 
E) capsule 
A) follicle 
B) achene 
C) grain 
D) legume 
E) capsule

Question 13

The navel in a navel orange is actually an aborted ________.

Accepted Answer

The answer of The navel in a navel orange is...

Question 14

All of the following structures are visible in monocot seeds except one.Choose the exception.

Accepted Answer

A) scutellum 
B) radicle 
C) coleoptile 
D) coleorhiza 
E) micropyle 
A) scutellum 
B) radicle 
C) coleoptile 
D) coleorhiza 
E) micropyle

Question 15

Corn seed is classified as which of the following?

Accepted Answer

A) achene 
B) grain or caryopsis 
C) multiple fruit 
D) drupe 
E) berry 
A) achene 
B) grain or caryopsis 
C) multiple fruit 
D) drupe 
E) berry

Question 16

In most dicots,the ________ emerges through the soil first while in most monocots,the ________ emerges through the soil first.

Accepted Answer

A) radicle;scutellum 
B) epicotyl;radicle 
C) hypocotyl;scutellum 
D) hypocotyl;coleoptile 
E) epicotyl;coleoptile 
A) radicle;scutellum 
B) epicotyl;radicle 
C) hypocotyl;scutellum 
D) hypocotyl;coleoptile 
E) epicotyl;coleoptile

Question 17

The red color of tomatoes is mainly the result of which of the following pigments?

Accepted Answer

A) beta-carotene 
B) anthocyanin 
C) chlorophyll 
D) lycopene 
E) xanthophyll 
A) beta-carotene 
B) anthocyanin 
C) chlorophyll 
D) lycopene 
E) xanthophyll

Exam 6: Plant Life Cycle: Fruits and Seeds

Which of the following is correct?

The Aft gene promotes which of the following?

Cytokinins work by stimulating which of the following?

The defining difference between monocots and dicots is which of the following?

According to Dan Jansen,plants that had coevolved with large herbivores in the Americas,lost the animal distributors of their massive fruits when these massive animals became extinct over 13,000 years ago.

Which of the following was the first citrus fruit known to Western civilization?

The ________ is a protective covering around the epicotyl of a monocot seedling.

A winged dry fruit is classified as which of the following?

Multiple fruits result from which of the following?

Bananas when put in a paper bag with a ripe avocado will ripen faster than if they are in the bag without the avocado.This happens because avocado is a "super" producer of ________.

According to a poorly informed decision by the U.S.Supreme Court in 1893,tomatoes are classified as which of the following?

You discover an indehiscent dry fruit that does not split open.It has a single seed that is free within the pericarp.How would your fruit be classified?

The navel in a navel orange is actually an aborted ________.

All of the following structures are visible in monocot seeds except one.Choose the exception.

Corn seed is classified as which of the following?

In most dicots,the ________ emerges through the soil first while in most monocots,the ________ emerges through the soil first.

The red color of tomatoes is mainly the result of which of the following pigments?

Plants in Our Lives

The Plant Cell

The Plant Body

Plant Physiology

Plant Life Cycle: Flowers

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

Poisonous and Allergy Plants

The Algae

Fungi in the Natural Environment

Beverages and Foods From Fungi

Fungi That Affect Human Health

Plant Ecology

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In most dicots,the emerges through the soil first while in most monocots,the emerges through the soil first.