Tropism biology

Which of these are types of tropism? Select all that apply:

• Hydrotropism

• Synthetropism

• Electrotropism

• Gravitropism

True or False: a stimulus is anything that causes a plant to die

• True

• False

Is this positive or negative feedback?

breathing more when you're running

• Positive Feedback

• Negative Feedback

What type of tropism response to light? 

• Gravitropism
• Thigmotropism
• Phototropism
• Hydrotropism

Which of these is an example of a stimulus?

• Fire

• A plant moving towards water

• A virus duplicating

What is meristematic tissue AND where is it found?

• differentiated tissue; apical and lateral meristems

• undifferentiated tissue; in apical and lateral meristems

• undifferentiated tissue; throughout the entire plant

• differentiated tissue, throughout plant

Internal stimuli are chemicals, called ____________________ that a plant produces

• Light

• tough

• Temperature

• Hormones

What is tropism?

• A plant's response to a stimulus

• A plant reproducing

• An animal's response to a stimulus

• A prokaryote's response to a stimulus

Structure B

• Stem apical meristem

• Auxillary bud meristem

• root apical meristem

• lateral meristem

What causes apical dominance?

• cytokines

• auxin

• gibberellins

• ethylene