PRACTICE Lab Practical

PRACTICE Lab Practical

Number you paper 1-19.Check your answers at the end.

1) What is the cell structure the arrow is pointing at?

2) What is the cell structure the arrow is pointing at?

3) What is the cell structure the arrow is pointing at?

4) Plant or animal cell?

5) If a cell has a nucleus, is it prokaryote or eukaryote?

6) Is this a positive or negative test for lipids?

7) Which color test tube shows a positive test for carbohydrates?

8) What does selectively permeable mean?

9) Going downhill on a bike is an example of active or passive transport?

10) What elements make up a molecule of carbon dioxide?

11) What does a cell's vacuole store?

12) Going uphill on a bike is an example of active or passive

transport?

13) A white blood cell is using its pseudopod to do what to the

bacteria?

14) What is this? (3 words)

15) What elements make up water? H2O

16) Plant or animal cell?

17) If you sprayed air freshener in a room, would the scent molecules move from high concentration to low or from low concentration to

high?

18) A balloon represents a cell membrane. If filled with scented

water, what is able to pass through this membrane: the water or the

scent?

19) Batteries provide “energy” for different appliances. What cell

structure do you think these batteries represent?

Answer Key1) Nucleus 11) Food and water

2) Vacuole 12) Active transport

3) Chloroplasts 13) Engulf

4) Animal cell 14) Compound light microscope

5) Eukaryote 15) Hydrogen & oxygen

6) Positive 16) Plant cell

7) Orange 17) High to low concentration

8) Allows some molecules to pass in and out 18) Scent

9) Passive transport 19) Mitochondria

10) Carbon & oxygen Good luck—lab practical—Thursday