Question 1

Which is the best environment for growing rice?

Accepted Answer

A) high-elevation mountains. 
B) lowland tropical areas periodically flooded. 
C) cool,moist climates with sandy soils. 
D) former lake beds in dry climates. 
A) high-elevation mountains. 
B) lowland tropical areas periodically flooded. 
C) cool,moist climates with sandy soils. 
D) former lake beds in dry climates.

Question 2

Botanically,what is the silk of maize?

Accepted Answer

A) the stamen filaments 
B) the carpel styles 
C) the carpel ovaries 
D) the stamen anthers 
A) the stamen filaments 
B) the carpel styles 
C) the carpel ovaries 
D) the stamen anthers

Question 3

Approximately,85% of the corn genome consists of

Accepted Answer

A) transposons. 
B) introns. 
C) viruses. 
D) inserted deletions. 
E) exons. 
A) transposons. 
B) introns. 
C) viruses. 
D) inserted deletions. 
E) exons.

Question 4

What percentage of the world's vegetation are members of the Poaceae?

Accepted Answer

A) 5 
B) 10 
C) 15 
D) 20 
E) 25 
A) 5 
B) 10 
C) 15 
D) 20 
E) 25

Question 5

_______ is the cereal grain which feeds the most people worldwide.

Accepted Answer

The answer of _______ is the cereal grain which feeds...

Question 6

Which of the following is not a characteristic of grass flowers?

Accepted Answer

A) usually three stamens 
B) enlarged,feathery stigmas 
C) surrounding each flower is a lemma and palea 
D) flowers are complete 
E) single ovule in the ovary 
A) usually three stamens 
B) enlarged,feathery stigmas 
C) surrounding each flower is a lemma and palea 
D) flowers are complete 
E) single ovule in the ovary

Question 7

The protein in wheat flour that provide elasticity to dough and permit breads and cakes to rise is gluten

Accepted Answer

A) True 
 B)False

Question 8

Which of the following grains is a C4 plant and vegetatively looks similar to maize?

Accepted Answer

A) Secale cereale 
B) Hordeum vulgare 
C) Zea mays 
D) Sorgum bicolor 
E) Avena sativa 
A) Secale cereale 
B) Hordeum vulgare 
C) Zea mays 
D) Sorgum bicolor 
E) Avena sativa

Question 9

Grasses are

Accepted Answer

A) eudicots 
B) monocots 
C) paleodicots 
D) lycopods 
E) gymnosperms 
A) eudicots 
B) monocots 
C) paleodicots 
D) lycopods 
E) gymnosperms

Question 10

Of particular concern to wheat farmers worldwide is a variety of the stem rust fungus known as

Accepted Answer

A) Uk66 
B) Ur91 
C) Ug99 
D) Gr76 
E) Nk92 
A) Uk66 
B) Ur91 
C) Ug99 
D) Gr76 
E) Nk92

Question 11

The most common corn grown by Native Americans in northern North America was

Accepted Answer

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

Question 12

Which of the following is currently believed to be the ancestor of modern corn?

Accepted Answer

A) triticale 
B) triticum 
C) tripsacum 
D) teosinte 
A) triticale 
B) triticum 
C) tripsacum 
D) teosinte

Question 13

One unusual feature about the female flowers of maize is that they have a very long style.

Accepted Answer

A) True 
 B)False

Question 14

The embryo and the coleoptile and coleorhiza sheaths are 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 15

In whole-grain products,what part of the grain is removed?

Accepted Answer

A) chaff 
B) germ 
C) endosperm 
D) bran 
E) more than one of these 
A) chaff 
B) germ 
C) endosperm 
D) bran 
E) more than one of these

Question 16

Sugarcane and bamboo are in the same botanical family as wheat;the scientific name of this family is _________.

Accepted Answer

The answer of Sugarcane and bamboo are in the same...

Question 17

Most corn grown in the United States is used for

Accepted Answer

A) flour and cooking oil. 
B) biofuel. 
C) making liquor and beer. 
D) popcorn and directly eating as corn-on-the-cob. 
E) animal food. 
A) flour and cooking oil. 
B) biofuel. 
C) making liquor and beer. 
D) popcorn and directly eating as corn-on-the-cob. 
E) animal food.

Question 18

Which of the following terms is not matched with its definition?

Accepted Answer

A) stolon - underground horizontal stem 
B) lemma - outer bract surrounding a grass flower 
C) culm - the stem of a grass plant 
D) awn: slender bristle extending from a lemma 
E) glume - a bract beneath a spikelet 
A) stolon - underground horizontal stem 
B) lemma - outer bract surrounding a grass flower 
C) culm - the stem of a grass plant 
D) awn: slender bristle extending from a lemma 
E) glume - a bract beneath a spikelet

Question 19

Our present day bread wheats are thought to be hybrids of einkorn wheat and goat grass.

Accepted Answer

A) True 
 B)False

Question 20

_______ is a tetraploid wheat species that produces a hard starch ideal for making pasta and semolina flour.

Accepted Answer

The answer of _______ is a tetraploid wheat species that...

Exam 12: The Grasses

Which is the best environment for growing rice?

Botanically,what is the silk of maize?

Approximately,85% of the corn genome consists of

What percentage of the world's vegetation are members of the Poaceae?

_______ is the cereal grain which feeds the most people worldwide.

Which of the following is not a characteristic of grass flowers?

The protein in wheat flour that provide elasticity to dough and permit breads and cakes to rise is gluten

Which of the following grains is a C4 plant and vegetatively looks similar to maize?

Grasses are

Of particular concern to wheat farmers worldwide is a variety of the stem rust fungus known as

The most common corn grown by Native Americans in northern North America was

Which of the following is currently believed to be the ancestor of modern corn?

One unusual feature about the female flowers of maize is that they have a very long style.

The embryo and the coleoptile and coleorhiza sheaths are the

In whole-grain products,what part of the grain is removed?

Sugarcane and bamboo are in the same botanical family as wheat;the scientific name of this family is _________.

Most corn grown in the United States is used for

Which of the following terms is not matched with its definition?

Our present day bread wheats are thought to be hybrids of einkorn wheat and goat grass.

_______ is a tetraploid wheat species that produces a hard starch ideal for making pasta and semolina flour.

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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