Unit A 1.1 Question Preview (ID: 48392)


Cells. TEACHERS: click here for quick copy question ID numbers.

Which is an energy-free movement of materials through a cell membrane?
a) vacuole
b) active transport
c) passive transport
d) diffusion

What helps to make food in plant cells?
a) chloroplasts
b) cytoplasm
c) mitochondria
d) chromosome

This stores food, water, and waste materials for the cell.
a) nucleus
b) vacuole
c) chromosome
d) cell membrane

_______________________ can move an animal's skeleton by contracting and relaxing.
a) diffusion
b) nervous tissue
c) red blood cells
d) muscle tissue

What part of the cell holds parts of the cell together; and separates the cell from its surroundings?
a) cytoplasm
b) nucleus
c) cell membrane
d) chloroplast

This is the way that most materials move into and out of a cell.
a) diffusion
b) passive transport
c) osmosis
d) active transport

These are threadlike structures that contain information about the characteristics of an organism.
a) cytoplasm
b) osmosis
c) mitochondria
d) chromosomes

This carries electrical signals that affect muscle tissue.
a) cell membrane
b) nervous tissue
c) diffusion
d) active transport

The __________________ controls the cell's activities.
a) nucleus
b) cytoplasm
c) vacuole
d) chloroplasts

________________________ uses a carrier and energy from a cell to transport materials through the cell.
a) nervous tissue
b) diffusion
c) passive transport
d) active transport

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