SCIENCE GRADE 7 FINAL EXAM

The amoeba, euglena and paramecium are all examples of what type of organism?

• unicellular
• multicellular
• bacteria
• plant kingdom

Which structures allow for movement in the amoeba and paramecium?

• amoeba- cilia; paramecium- pseudopods
• amoeba- flagella; paramecium- cilia
• amoeba- pseudopods; paramecium- cilia
• amoeba- cilia; paramecium- flagella

What are the four stages of mitosis in the correct order?

• cytokinesis, interphase, prophase, anaphase, telophase
• Interphase, prophase, metaphase, telophase
• telophase, anaphase, cytokinesis, metaphase
• prophase metaphase, anaphase, telophase

In the plant and animal cells, the control center of the cell is the :

• chloroplast
• cytoplasm
• nucleus
• golgi body

Unlike the animal cells, plant cells have ____________ which use energy from the sun to produce food .

• Cytoplasm
• Chloroplasts
• Cell membrane
• nucleus

_____________ are the basic unit of structure and function in living things.

• Cells
• Organelles
• Systems
• Tissues

Substances can move across a cell membrane by _______________________, which does not require any energy.

• Transfusion
• Confusion
• Diffusion
• Ectofusion

How are tissues and organs related?

• Groups of tissues form cells, which work together to make up a single organ.
• Groups of organs form cells, which work together to make up a single tissue.
• Groups of tissues work together to make up a single organ.
• Groups of organs work together to make up a single tissue.

Tina observed a cell under a microscope. She concluded that it was a plant cell instead of an animal cell. Which structure helped her come to this conclusion?

• She saw a vacuole, which animal cells lack.
• She saw a nucleus, which animal cells lack.
• She saw a chloroplast, which animal cells lack.
• She saw a cell membrane, which animal cells lack.

Which of Newton's laws of motion goes with the statement below? Unless an unbalanced force acts, an object at rest remains at rest

• Newton's first law
• Newton's second law
• Newton's third law
• Newton's law of universal gravitation