Lesson 5 Practice

1. What are each of the 3 blood vessels function?

• Arteries carry blood to the heart, veins carry blood away from the heart, and capillaries exchange gases, nutrients, and waste.
• Arteries, veins, and capillaries all carry blood to and from the heart.
• Arteries carry blood away from the heart, veins carry blood to the heart, and capillaries exchange gases, nutrients, and waste.
• Arteries carry blood to the heart, veins carry blood away from the heart, and capillaries transport oxygen.

2. What are all the different parts of our blood?

• Red blood cells, white blood cells, plasma, platelets
• Red blood cells, plasma, fat cells, white blood cells
• Plasma, white blood cells, lymph, platelets
• White blood cells, red blood cells, water, platelets

3. What is osmosis? Choose the best answer

• Movement of water from a higher concentration to an area of low concentration.
• Movement of water from a lower concentration to an area of high concentration.
• Movement of water across a non permeable membrane
• The process by which cells actively transport molecules against a concentration gradient.

4. What is diffusion?

• Movement of molecules from a higher concentration to an area of low concentration
• Movement of molecules from a lower concentration to an area of higher concentration
• The process by which particles stay in a fixed position and do not move.
• The process by which cells divide to form two identical cells.

5. Which of the following is an example of something that is non-permeable

• Coffee Filter
• rubber glove
• Sponge
• Screen door

6. _________________ is the clear, jelly-like substance that surrounds the cell.

• cytoplasm
• cell membrane
• nucleus
• cell wall
• chloroplasts

7. The ________________ is the cell part that is located at the center of the cell and contains the genetic information. It also controls cell activities.

• nucleus
• cell membrane
• cytoplasm
• cell wall
• chloroplasts

8. The __________________ are the parts of a plant cell that produce food through photosynthesis

• chloroplasts
• cell membrane
• nucleus
• cytoplasm
• cell wall

9. The thin layer that allows some materials to pass in and out of the cell is the _____________________.

• cell membrane
• nucleus
• cytoplasm
• cell wall
• chloroplasts

10. The ___________________ is only found in the plant cell. It protects the cell and helps to maintain its shape.

• cell wall
• cell membrane
• nucleus
• cytoplasm
• chloroplasts