1. Fall Semester Review Answers
Check , Correct or Fill in your answers

2. Cell Structure and Function #1
Plant Cell
Animal Cell

3. Cell Organelle Functions #1
Cell Wall (plants only)
Shape and support
Cell Membrane
Control what enters and leaves cell
Nucleus
Control cell and contain genetic material
Cytoplasm
Hold organelles in place
Mitochondria
Produce energy in the cell
Endoplasmic Reticulum
Distribute materials
Vacuole
Storage area for cell
Chloroplast(plants only)
Use sunlight to make food for plants

4. Photosynthesis #2 2. Sunlight
Carbon Dioxide + Water Glucose (sugar) + Oxygen
Reactants Products
Energy Transformation -
Radiant energy from the sun changes to chemical energy in glucose

5. Cells and Photosynthesis - #3
3. Which of the following cell structures captures and stores the sun's energy in plant cells, but not in animal cells?
A. Chloroplast
B. Mitochondria
C. Golgi apparatus
D. Endoplasmic reticulum

6. Cells and Photosynthesis - #4
4. What function does the mitochondrion serve in eukaryotic cells? A. remove waste B. break down food into energy C. replicate DNA to make new cells D. surround and protect the cell

7. Cells and Photosynthesis - #5
5.The diagram shows a process that
occurs in most ecosystems on Earth.
In addition to oxygen, which product should appear in the diagram?
A. Soil B. Sugar C. Ozone D. Nitrogen

8. Cell Theory #1-2 A. All organisms are made of cells.
B. Cells come form existing cells
C. Cells are the basic un it of life
D. Cells take in and use energy for life
2. What is a difference between eukaryotic cells and prokaryotic cells?
A. Only prokaryotic cells have cytoplasm.
B. Only eukaryotic cells have a cell membrane.
C. Only prokaryotic cells have genetic material.
D. Only eukaryotic cells have membrane-bound organelles.

9. Genetics and Reproduction #1
Asexual Reproduction - reproduction w/ 1 parent producing identical offspring
Sexual Reproduction – reproduction w/ 2 parents producing diverse offspring
Chromosomes - genetic material, made of DNA , found in the nucleus of cells
Genes – section of a chromosome that controls a specific trait
Alleles – different forms of a gene (ex. Dominant A or recessive a)
Dominant – form of a gene that masks or covers by other genes
Recessive - form of a gene that is masked or covered by other genes

10. Genetics Diagram #2

11. Genetics and Reproduction #3
3. Look at the diagram of sexual reproduction below.
Which of these statements correctly describes the genetic information in the diagram?
A. Cell A is genetically identical to cell C.
B. Cell B contains the same genetic material as cell C.
C. Cell C has genes from cell A and genes from cell B.
D. Cells A and C contributed genetic material to cell B.

12. Levels of Organization / Homeostasis #1
Organism - a living thing
Organ system - a group of organs working together for a specific function
Organ - a group of tissues working together for a specific function
Tissue - a group of cells working together for a specific function
Cell – basic building block of living things
Structure – how something is made
Function - the job something performs

13. Levels of Organization / Homeostasis #2
2. A student is studying the levels of organization in living things, and creates the following table to give examples of the different levels.
Which of the following should the student write as an example of the “organism” level of organization?
A. human
B. stomach
C. connective tissue
D. food, water, and air
Level of Organization
Example
cell
red blood cell
tissue
organ
organ system
digestive system
organism
ecosystem
wetland

14. Levels of Organization / Homeostasis #3
3. Homeostasis is necessary for a cell to survive. What is the definition of homeostasis?
A. the elimination of wastes
B. the division of cells to form new cells
C. the maintenance of a stable internal environment
D. the process by which energy from the sun is used to make food

15. Levels of Organization / Homeostasis #4
4. How do organisms get the energy they need?
A. Plants get energy from fertilizers & animals get energy by drinking water.
B. Plants get energy from glucose produced in the soil, and animals get energy directly from sunlight.
C. Plants do not require energy because they do not move, and animals get energy by performing exercise.
D. Plants break down the glucose they produced in photosynthesis, and animals get energy from eating other organisms.

16. Skeletal System #’s 1-8 1. - Shape and support - produce blood cells
- Protect internal organs - store materials
- Enable movement
2. Vertebra 3. Blood cells
4. Calcium, phosphorous, fat
5. C 6. D 7. A 8. B

17. Skeletal System #9
9. The human skeletal system is an example of how function depends on structure. Which statement describes the relationship between the structure and function of the human skeletal system?
A. The skeletal system breaks down food into nutrients that the body can use.
B. The skeletal system returns fluids to blood vessels and helps get rid of bacteria and viruses.
C. The skeletal system provides a frame to support and protect the body and allows the body to move.
D. The skeletal system receives information about the body and the environment and responds to that information.

18. Skeletal System #10
10. The body’s skeletal and muscular systems work together to produce movement. Which of the following is another important function of the skeletal system?
A. It fights off infections.
B. It protects the inner organs.
C. It rids the body of waste products.
D. It produces testosterone and estrogen.

19. Skeletal System #’s 11-15 Ball and socket Swing in a circle Shoulder
Type of Joint
Kind of motion
Location in body
Ball and socket
Swing in a circle
Shoulder
hips
Hinge
Move back and forth
Knee, elbow
Pivot
Side to side
(Allows 1 bone to rotate over another)
Neck
forearm
Gliding
Bend and flex
(Allows 1 bone to slide over another)
Wrist, ankle
Fixed
None
Skull, ribs

20. Muscular System #’s 1-6
Voluntary - you control / Involuntary - your body controls
5. Tendon contract, extend, pairs, contracts, original length
Type of Muscle
Location
Voluntary or Involuntary
Striated or not
Skeletal
Attached to bone V
Striated
Smooth
Internal organs I
Not
Cardiac
Heart

21. Muscular System # 7
7. Which two body systems work together to make movement possible?
A. the skeletal and muscular systems
B. the nervous and endocrine systems
C. the lymphatic and immune systems
D. the cardiovascular and respiratory systems

22. Integumentary System #’s 1-3 / Circulatory # 1
Functions of integumentary (skin) – protect body by forming a barrier help maintain temperature (homeostasis), and allow sense of touch
Homeostasis
Epidermis, dermis
Circulatory
1. Carry needed materials to your cells, remove waste(CO2) from cells, and fight disease (white blood cells)

23. Circulatory System #’s 2-5
2. To – oxygen, nutrients, water / Away from cells – carbon dioxide
Blood Vessel
Description/Function
Artery
Carry oxygen-rich blood away from heart
Vein
Carry oxygen-poor blood back to heart
Capillary
Tiny blood vessels where gases (CO2 & O2) are exchanged
Part of Blood
Description / Function
Red Blood Cell
Carry gases (CO2 & O2) through blood
White Blood Cell
Fight disease
Platelets
Help stop bleeding or blood clot
Plasma
Liquid part of blood

24. Digestive and Respiratory #10
The following
diagrams show two
organ systems.
How do these systems
work together in the
human body?
A. System 1 breaks food down into nutrients, and system 2 transports the nutrients to cells in the body.
B. System 2 breaks food down into nutrients, and system 1 transports the nutrients to cells in the body.
C. System 1 takes in oxygen from the atmosphere, and system 2 transports the oxygen to cells in the body.
D. System 2 takes in oxygen from the atmosphere, and system 1 transports the oxygen to cells in the body.

25. Respiratory #’s 1-2 / Digestive #’s 1-4
Take in oxygen and remove carbon dioxide
oxygen, glucose
Digestive
Break down food, absorb molecules body can use, eliminate waste
Digestion – food being broken up mechanically and chemically
Absorption – body taking in the molecules it can use
3. Peristalsis
4. Mucus

26. Digestive System #5 The diagram shows parts of the
human body. These parts work together
to help you digest the food you eat.
Which term describes the stomach?
A. cell
B. tissue
C. organ
D. organ system

27. Excretory / Nervous / Organic Compounds
Excretory 1. to remove wastes from the body Nervous 1. control other systems by gathering information, responding to stimuli, and maintaining homeostasis Endocrine 1. controls body functions and activities using chemicals called hormones Organic Compounds 1. chemical compound that contains carbon atoms 2. C6H12O6 – Glucose 3. Hydrogen, nitrogen and oxygen

28. Scientific Method #’s1-2
1. Hypothesis – possible answer to a scientific question Independent variable – variable that the scientist changes Dependent variable - variable that changes because of independent Constant – things that stay the same throughout an experiment
2. Which sequence of events is a logical order of a scientific investigation? A. experiment --> hypothesis --> analysis of data --> conclusion B. hypothesis --> experiment --> conclusion --> analysis of data C. analysis of data --> conclusion --> experiment --> hypothesis D. hypothesis --> experiment --> analysis of data --> conclusion