CBA 1 Review Question Preview (ID: 10964)


7th Grade TEKS On Cells, Photosynthesis, Work And Forces In Plants. TEACHERS: click here for quick copy question ID numbers.

What is the function of the mitochondria?
a) Controls all the activity within the cell
b) Produces energy for the cell
c) Controls what goes in and out of the cell
d) Stores water

What is the function of the nucleus?
a) Controls all the activity within the cell
b) Produces energy for the cell
c) Controls what goes in and out of the cell
d) Stores water

What is the function of the cell membrane?
a) Controls all the activity within the cell
b) Produces energy for the cell
c) Controls what goes in and out of the cell
d) Stores water

What is the function of the vacuole?
a) Controls all the activity within the cell
b) Produces energy for the cell
c) Controls what goes in and out of the cell
d) Stores water

Which of the following is NOT an example of force in a plant
a) seedling emergence
b) turgor pressure
c) phototropism
d) photosynthesis

How does a simple machine like a ramp or pulley affect the amount of work done?
a) It decreases the amount of work done
b) It increases the amount of work done
c) It does not change the amount of work done
d) There is no way to calculate the affect

When a plant grows toward the light, it is an example of ______________.
a) positive geotropism
b) negative geotropism
c) phototropism
d) thigmatropism

A plant's roots grow towards the Earth. This is an example of ______________.
a) positive geotropism
b) negative geotropism
c) phototropism
d) thigmatropism

What happens when a plant loses turgor pressure?
a) It wilts.
b) It dies.
c) Nothing happens.
d) It gets really sad.

A plant cell changes turgor pressure to maintain ____________________.
a) homeostasis
b) cellular integrity
c) photosynthesis
d) its color

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