What is the difference between unicellular and multicellular living things?
Unicellular living things only have 1 cell and multicellular things have more than 1 cells.
Define stimulus and provide an example.
Stimulus is anything that causes a living thing to respond, hissing is a cat's response ti stimulus;
Where do animals get their energy?
Animals get their energy from what they eat.
What are three wastes produced by animals?
Feces, urine and carbon dioxide.
Describe the five characteristics of living things.
The five characteristics of living things are, living things respond to their environment, living things need energy, living things grow, living things reproduce, living things must get rid of wastes.
What was the approximate magnification of Leeuwenhoek's first microscopes?
The approximate magnification of Leeuwenhoek's first microscopes were 250x.
You are viewing a microscope slide. You move the slide to the right, but which way does it appear to move? Explain.
When you move the slide to the right it appears to be moving towards the left because when looking through the microscope the image you see is inverted.
Draw how the letter "G" would appear when viewed through a
compound light microscope.
What is the total magnification for the medium-power objective lens?
The total magnification for the medium-power objective lens is 100x.
Define resolving power.
Resolving power is the ability to distinguish between two dots or objects that are very close together.
In your own words, state the definition of organelle and provide an example.
Organelle is the part of the cell that helps keep the rest of the cell living.
Which organelle is the control centre of the cell? Explain why.
The nucleus is the control center of the cell because it contains DNA.
In the Newo analogy, the Protection Dome represents which cell structure?
In the Newo analogy, the Protection Dome represents the cell membrane.
What does the process of cellular respiration provide for the cell?
The process of cellular respiration produces energy for the cell.
What is photosynthesis?
Photosynthesis is the chemical reaction that takes place when carbon dioxide and water react in the presence of sunlight to produce glucose and oxygen.
How do plant cells differ from animal cells?
Plant cells differ from animal cells because plant cells have everything an animal cell has plus a cell wall and chloroplast.