Question 1

Which of the following species is not correctly paired with its common name?

Accepted Answer

A) Avena sativa - oat 
B) Triticum aestivum - wheat 
C) Oryza sativa - rice 
D) Secale cereal - goat grass 
E) Hordeum vulgare - barley 
A) Avena sativa - oat 
B) Triticum aestivum - wheat 
C) Oryza sativa - rice 
D) Secale cereal - goat grass 
E) Hordeum vulgare - barley D

Question 2

How is teosinte different from maize?

Accepted Answer

A) teosinte has terminal staminate flowers 
B) teosinte has lateral carpellate flowers 
C) teosinte has a diploid number of 20 
D) teosinte kernels are surrounded by a hard fruit case 
E) in all of these teosinte differs from maize 
A) teosinte has terminal staminate flowers 
B) teosinte has lateral carpellate flowers 
C) teosinte has a diploid number of 20 
D) teosinte kernels are surrounded by a hard fruit case 
E) in all of these teosinte differs from maize D

Question 3

The condition in which an organism has more than the diploid number of chromosomes is known as _______.

Accepted Answer

polyploidy

Question 4

All of the following describe hard wheat except one.Choose the exception.

Accepted Answer

A) higher gluten than soft wheat 
B) used mainly in making bread 
C) grown in areas with limited rainfall 
D) lower protein content than soft wheat 
A) higher gluten than soft wheat 
B) used mainly in making bread 
C) grown in areas with limited rainfall 
D) lower protein content than soft wheat

Question 5

Goat grasses played an important role in the evolution of:

Accepted Answer

A) corn 
B) rice 
C) wheat 
D) potatoes 
E) peanuts 
A) corn 
B) rice 
C) wheat 
D) potatoes 
E) peanuts

Question 6

The growth of rice in paddies is enhanced by the nitrogen-producing species,

Accepted Answer

A) Anabaena azollae. 
B) Oryza sativa. 
C) Aegilops tauschi 
D) Triticum aestivum 
E) Zea mays 
A) Anabaena azollae. 
B) Oryza sativa. 
C) Aegilops tauschi 
D) Triticum aestivum 
E) Zea mays

Question 7

The most common corn grown in the Corn Belt of the United States is

Accepted Answer

A) flint 
B) dent 
C) waxy 
D) sweet 
E) flour 
A) flint 
B) dent 
C) waxy 
D) sweet 
E) flour

Question 8

This staple crop grows to be 1 meter tall,flowers are in a panicle at tip of stalk,grains surrounded by bracts,and air chambers in the stalk.This staple crop is

Accepted Answer

A) maize. 
B) barley. 
C) rice. 
D) wheat. 
A) maize. 
B) barley. 
C) rice. 
D) wheat.

Question 9

The 1970 Southern leaf blight wide-spread epidemic was blamed on

Accepted Answer

A) the use of GMOs. 
B) extreme rainfall caused by global warming. 
C) an extreme drought caused by global warming. 
D) the use of disease susceptible male-sterile lines. 
E) organic farming techniques. 
A) the use of GMOs. 
B) extreme rainfall caused by global warming. 
C) an extreme drought caused by global warming. 
D) the use of disease susceptible male-sterile lines. 
E) organic farming techniques.

Question 10

A hybrid crop called Aegilops is a cross between wheat and rye.

Accepted Answer

A) True 
 B)False

Question 11

The outer wall of a grass grain is the

Accepted Answer

A) chaff. 
B) aleurone layer. 
C) coleoptile. 
D) germ. 
E) bran. 
A) chaff. 
B) aleurone layer. 
C) coleoptile. 
D) germ. 
E) bran.

Question 12

Which species of wheat is used for producing bread flour?

Accepted Answer

A) Triticum aestivum 
B) Triticum durum 
C) Triticum monococcum 
D) Triticum turgidum 
A) Triticum aestivum 
B) Triticum durum 
C) Triticum monococcum 
D) Triticum turgidum

Question 13

In a grain the highest amount of starch would be found in the:

Accepted Answer

A) seed coat 
B) endosperm 
C) embryo 
D) bran 
E) aleurone layer 
A) seed coat 
B) endosperm 
C) embryo 
D) bran 
E) aleurone layer

Question 14

The short grain rice variety which is sticky when cooked is:

Accepted Answer

A) indica 
B) japonica 
C) javanica 
D) sinensis 
E) none of the above 
A) indica 
B) japonica 
C) javanica 
D) sinensis 
E) none of the above

Question 15

If a grass seed geminates,the ______ provides enzymes that break down endosperm.

Accepted Answer

A) chaff. 
B) aleurone layer. 
C) coleoptile. 
D) germ. 
E) bran. 
A) chaff. 
B) aleurone layer. 
C) coleoptile. 
D) germ. 
E) bran.

Question 16

Polyploidy has had a significant impact on the evolution of modern:

Accepted Answer

A) corn 
B) rice 
C) wheat 
D) potato 
E) soybeans 
A) corn 
B) rice 
C) wheat 
D) potato 
E) soybeans

Question 17

The color and patterns seen in Indian corn are evidence of

Accepted Answer

A) evolution. 
B) transduction. 
C) transposons. 
D) inbreeding. 
E) artificial selection. 
A) evolution. 
B) transduction. 
C) transposons. 
D) inbreeding. 
E) artificial selection.

Question 18

._______ is primarily grown today to make the malt for brewing of beer.

Accepted Answer

The answer of ._______ is primarily grown today to make...

Question 19

Which of the following plants is not a member of the Poaceae?

Accepted Answer

A) wheat 
B) rice 
C) maize (corn) 
D) oats 
E) all of these are members of the Poaceae 
A) wheat 
B) rice 
C) maize (corn) 
D) oats 
E) all of these are members of the Poaceae

Question 20

Which of the following is the most commonly grown species of wheat?

Accepted Answer

A) Triticum aestivum 
B) Triticum durum 
C) Triticum monococcum 
D) Triticum turgidum 
A) Triticum aestivum 
B) Triticum durum 
C) Triticum monococcum 
D) Triticum turgidum

Exam 12: The Grasses

Which of the following species is not correctly paired with its common name?

How is teosinte different from maize?

The condition in which an organism has more than the diploid number of chromosomes is known as _______.

All of the following describe hard wheat except one.Choose the exception.

Goat grasses played an important role in the evolution of:

The growth of rice in paddies is enhanced by the nitrogen-producing species,

The most common corn grown in the Corn Belt of the United States is

This staple crop grows to be 1 meter tall,flowers are in a panicle at tip of stalk,grains surrounded by bracts,and air chambers in the stalk.This staple crop is

The 1970 Southern leaf blight wide-spread epidemic was blamed on

A hybrid crop called Aegilops is a cross between wheat and rye.

The outer wall of a grass grain is the

Which species of wheat is used for producing bread flour?

In a grain the highest amount of starch would be found in the:

The short grain rice variety which is sticky when cooked is:

If a grass seed geminates,the ______ provides enzymes that break down endosperm.

Polyploidy has had a significant impact on the evolution of modern:

The color and patterns seen in Indian corn are evidence of

._______ is primarily grown today to make the malt for brewing of beer.

Which of the following plants is not a member of the Poaceae?

Which of the following is the most commonly grown species of wheat?

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

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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