Plant Anatomy Quiz

Explain why a knowledge of basic plant anatomy is needed.

• To understand plant growth and development and to communicate with others.

• To identify animal species

• To study marine biology

• To learn about weather patterns

The coleoptile is the protective sheath for the __________ during seedling emergence.

• Root

• Above ground portion of the plant

• Leaf

• Flower

The coleorhiza is the protective sheath for the __________.

• Root

• Stem

• Leaf

• Flower

Explain the difference between hypogeal emergence and epigeal emergence.

• Hypogeal is above ground, epigeal is below ground.

• Hypogeal means the seed stays below the ground, whereas epigeal means the seed is pulled above the surface of the ground.

• Both are above ground

• Both are below ground

What is the primary difference between a grass and a legume?

• Grasses have flowers, legumes do not.

• Legumes fix nitrogen, grasses do not.

• Grasses are taller than legumes.

• Legumes have deeper roots than grasses.

Why is it important to understand the absence or presence of the ligules, collars, and auricles of grass plants?

• For identifying plant species.

• For determining plant height.

• For measuring soil quality.

• For assessing leaf color.

An example of a panicle inflorescence is __________.

• Barley

• Rice

• Wheat

• Sunflower

• Corn

What inputs are needed for photosynthesis to produce what two outputs?

• Water and carbon dioxide; glucose and oxygen

• Oxygen and glucose; water and carbon dioxide

• Nitrogen and water; glucose and oxygen

• Carbon dioxide and oxygen; water and glucose

Which of the following crops has epigeal emergence?

• Wheat

• Alfalfa

• Barley

• Orchardgrass

During the emergence of a corn seedling,

• the epicotyl pushes the coleoptile upward.

• the hypocotyl elongates pushing the coleoptile upward.

• the coleoptile elongates pushing the hypocotyl upward breaking the soil surface.

• the mesocotyl is pushed upward by the coleoptile.

• the mesocotyl elongates pushing the coleoptile upward.