Download Chapter 1 Study Guide

Chapter 1 Study Guide
Completion
Complete each sentence or statement.
1. A ____________________ organism is a living thing that is composed of many cells.
2. Organisms that make their own food are called ____________________.
3. The microscope allowed Hooke to see "tiny rectangular rooms," which he called
____________________.
4. The cell theory states that cells are the basic unit of structure and ____________________ in living
things.
5. According to the cell theory, all organisms are made of ____________________.
6. A light microscope that has two or more lenses is called a(n) ____________________ microscope.
7. A lens that is thicker in the center than at the edges is called a(n) ____________________ lens.
8. The structure that allows materials to pass into and out of a cell is the ____________________.
9. A structure found in plant and bacterial cells but not in animal cells is the cell ____________________.
10. What are the characteristics that all living things share?
_____________________________________________________________________________________
______________________________________________________________
11. Which is the most abundant chemical found in living cells? _______________________
12. A change in an organism's surroundings that causes it to react is called _______________.
13. A plant growing toward light is an example of _________________________________.
14. The mistaken idea that living things arise from nonliving sources is known as ___________________.
15. The experiments of Redi and Pasteur helped to demonstrate that ____________________.
16. The source of energy for most autotrophs is ___________________________________.
17. What do all living things need to survive? ____________________________________
18. Homeostasis refers to ________________________________________________.
19. The invention of the microscope made it possible for people to discover and learn about ____.
20. What are the 3 statements of the cell theory?
_____________________________________________________________________________________
_____________________________________________________
21. What is the total magnification of a microscope with two lenses when one lens has a magnification of 15,
and the other lens has a magnification of 30? _____________
22. What does the term resolution refer to? _______________________________________
23. What is the function of a cell wall? _________________________________________
24. What is the function of a cell membrane? ______________________________________
25. Chromatin in the nucleus of a cell __________________________________________.
26. Which organelles produce most of the energy needed by a cell? _____________________
27. Which organelles produce proteins in the cell? __________________________________
28. Which organelles release chemicals that break down large food particles into smaller ones?
______________
29. How does a bacterial cell differ from a plant or animal cell? ________________________
30. Cells in many-celled organisms ____________________________________________.
31. Specialized cells are found only in _______________________________________.
Essay
32. You are looking at the inside of a cell. Explain how you can tell whether the cell is animal, bacterial, or
plant.
Chapter 1 Study Guide
Answer Section
COMPLETION
1. multicellular
2. autotrophs
3. cells
4. function
5. cells
6. compound
7. convex
8. cell membrane
9. wall
10. made of cells, similar chemicals, reproduce, respond to
surroundings, use energy, grow and develop
11. water
12. stimulus
13. response
14. spontaneous generation
15. that livings things come from living things
16. the sun
17. water
18. an organism's ability to maintain stable internal
conditions.
19. cells
20. space, water, energy, homeostasis
21. 450
22. how sharp an image is
23. protect and support the cell
24. let things in and out of the cell
25. contains instructions that direct the functions of a cell.
26. mitochondria
27. ribosomes
28. lysosome
29. it does not have a nucleus
30. are different from one another
31. multicellular organisms
ESSAY
32. The cell is an animal cell if it has a nucleus but not a cell
wall. The cell is a bacterial cell if it has no nucleus. The
cell is a plant cell if it has a nucleus and a cell wall.