7th Grade Mid-term Prep Review

1. ––––––––– is a pouch inside a cell that acts as a storage area.

Vacuole

Mitochondria

Chloroplast

Peroxisome

2. What is found in the area between the cell membrane and the nucleus?

Cytoplasm

Chromatin

Centrosomes

Endoplasmic reticulum

3. The ________________________ is a large, oval structure that directs all of the cell's activities.

Nucleus

Nucleolus

Mitochondria

Endoplasmic reticulum

4. The rigid layer of nonliving material that surrounds the cells of plants is called_______

Cell wall

Cell membrane

Cytoplasm

Plasmadesmata

5. _________ helps the nucleus to "know" how to direct the cell. It looks like thin strands floating directly around in the nucleus

Chromatin

Chloroplasts

Centrosomes

Chlorophyll

6.

______ are tiny cell structures that carry out specific functions within the cell.

Organelles

Centrosomes

Chromatin

Ribosomes

7. A structure in the cells of plants that captures energy from sunlight and uses it to produce food.

Chloroplasts

Chromatin

Golgi Bodies

Peroxisomes

8. A __________ is a group of similar cells that work together to perform a specific function.

Tissue

Organ

Bacteria

Nerve cell

9. This structure receives proteins and other newly formed transported materials, packages them, and distributes them to other parts of the cell.

Golgi bodies (apparatus)

Endoplasmic reticulum

Ribosomes

Centrosomes

10. What is true of bacteria cells?

Bacterial cells do not have a nucleus.

Bacterial cells do not have genetic material (DNA).

Bacterial cells do not have a cell membrane.

Bacterial cells do not have a cell wall.