Photo, CR, Osmosis, Diffusion

_______ regulates what enters and leaves a cell.  

• Cell Membrane
• Nucleus
• Mitochondria
• Cytoplasm

Where does cellular respiration occur?

• chloroplasts

• mitochondrion

• cell membrane

• nucleus

Which way will the water molecules move during osmosis?

• Out of the cell, so the cell shrinks.
• Out of the cell, so the cell swells.
• Into the cell, so the cell shrinks.

Where is B most likely to diffuse and why?

• Out of the cell, b/c there is a higher conc. inside.

• Into the the cell, b/c there is a higher conc. inside.

• Into the the cell, b/c there is a lower conc. outside.

• Out of the cell, b/c there is a lower conc. inside.

Do plants do cellular respiration?

• Yes, during the day.

• Yes, at night.

• No, they only conduct photosynthesis.

• Yes, during the day and at night.

What is the purpose of cellular respiration?

• To make food

• To convert ATP into useable energy

• To release carbon dioxide

• To convert glucose (sugar) into useable energy

Where is there a low concentration of dye?

• at the bottom of cup
• in the color
• at the top of cup 
• no concenteraion gradient

In this example, the celery absorbs the colored water. What is this an example of?

• Osmosis

• Diffusion

• Selective Permeability

• Mitosis

Why do plants conduct photosynthesis?

• to release energy from the sun

• to make ATP

• to use energy in the plant

• to make food for themselves

Where is there a high concentration of water?

• in the flower
• cannot be determined by picture.
• in the vase
• in the leaves