How Do Plants Respond To Light And Gravity? Question Preview (ID: 44842)


A4.2. TEACHERS: click here for quick copy question ID numbers.

A plant's response to a stimulus is called a tropism.
a) True
b) False
c)
d)

Gravitropism is an adaptation that causes some plants to live longer than others.
a) True
b) False
c)
d)

Some plants have parts that can move in response to being touched.
a) True
b) False
c)
d)

If a seed lands upside down, its roots will grow upward, and may never touch the soil.
a) True
b) False
c)
d)

Phototropism is a plant's response to light.
a) True
b) False
c)
d)

A stimulus is anything that causes an organism to respond.
a) True
b) False
c)
d)

A plant bends toward the light because the cells on the side of the plant facing the light are shorter.
a) True
b) False
c)
d)

Gravitropism is an adaptation that makes sure a plant's roots grow down, and its stem grows up.
a) True
b) False
c)
d)

Gravitropism will cause the roots to respond to the pull of gravity and grow toward the soil.
a) True
b) False
c)
d)

A plant's response to a stimulus is called a function.
a) True
b) False
c)
d)

Phototropism is a plant's response to food.
a) True
b) False
c)
d)

A stimulus is anything that causes an organism to remain unchanged.
a) True
b) False
c)
d)

A plant bends toward the light because the cells on the side of the plant facing the light are fatter.
a) True
b) False
c)
d)

Some plants have parts that can move in response to a stimulus.
a) True
b) False
c)
d)

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