11stst Nine Weeks Test Nine Weeks Test ReviewReview

11stst Nine Weeks Test Nine Weeks Test ReviewReview

20112011

What happens during photosynthesis?

• a. The cells uses oxygen to make food.• b. The cell uses the energy in sunlight

to make food.• c. The cells uses glucose to make

oxygen.• d. The cell uses the energy in sunlight

to make carbon dioxide.

How does photosynthesis benefit

heterotrophs?

• a. It adds carbon dioxide to the air.

• b. It creates food that they can eat.

• c. It eliminates harmful sugars.• d. It creates clean water.

What happens during respiration?

• a. Oxygen is released into the air.• b. Glucose is broken down,

releasing energy• c. Carbohydrates are released

into the blood stream.• d. Water and carbon dioxide are

converted into energy.

Together, respiration and photosynthesis keep the

levels of carbon dioxide and oxygen in the atmosphere

• a. fairly constant• b. constantly changing• c. constantly increasing• d. constantly decreasing

The energy-releasing process that does not

require oxygen is called

• a. photosynthesis• b. respiration• c. fertilization• d. fermentation

Under which of the following conditions is

lactic-acid fermentation most likely to occur?

• a. a very fast run• b. a long walk• c. sleeping• d. playing video games

What captures energy from sunlight during

photosynthesis?

• a. solar cells• b. stomata• c. chlorophyll and other pigments• d. carbohydrates

In which of these does alcoholic fermentation

occur?

• a. carbon dioxide• b. lactic acid• c. muscle cells• d. yeast

All organic compounds contain the element

• a. water• b. oxygen• c. carbon• d. nitrogen

Why is water important for a cell?

• a. Water is the main ingredient in DNA

• b. All proteins are made of water• c. Most chemical reactions in cells

require water• d. Water is an essential organic

compound for the body.

Which term refers to the movement of molecules from an area of higher

concentration to an area of lower concentration?

• a. collision• b. diffusion• c. active transport• d. concentration

Which term refers to the diffusion of water molecules

through a selectively permeable membrane?

• a. osmosis• b. engulfing• c. active transport• d. passive transport

Which term refers to the movement of materials through a cell membrane without using

the cell’s energy?

• a. concentration• b. collision• c. active transport• d. passive transport

Enzymes are important because they

• a. contain water• b. speed up chemical reactions• c. contain genetic material• d. help the cell maintain its shape

Sugar molecules can combine with one another to form large molecules

called

• a. proteins• b. starches• c. enzymes• d. lipids

When two or more elements combine

chemically, they form a(an)

• a. lipid• b. atom• c. element• d. compound

The ways in which people change the world around them to meet their needs

or solve practical problems are called

• a. science• b. technology• c. data• d. inquiry

What is the goal of technology?

• a. to produce and deliver cereal• b. to understand how the natural

world functions• c. To study the natural world• d. to improve the way people live

What is the first thing you should do if an accident

occurs?

• a. Find the emergency equipment• b. Notify your teacher• c. Go to the nearest hospital• d. Start first aid treatment

Using one or more of your senses to gather

information is called

• a. observing• b. inferring• c. predicting• d. classifying

Observations that deal with a number or amount

are called

• a. manipulated observations• b. quantitative observations• c. qualitative observations• d. operational observations.

Observations that deal with descriptions that

cannot be expressed in numbers are called

• a. manipulated observations• b. quantitative observations• c. qualitative observations• d. operational observations

Explaining or interpreting the things you observe based on

reasoning from what you already know is called

• a. observing• b. inferring• c. predicting• d. classifying

Making a forecast of what will happen in the future

based on past experience or evidence is called

• a. observing• b. inferring• c. predicting• d. classifying

When scientists put things into categories or

group together items that are alike in some way,

they are

• a. inferring• b. predicting• c. classifying• d. making models

When scientists create a representation of a

complex process, they are

• a. inferring• b. predicting• c. classifying• d. making models.

Grocery stores organize food according to food

type – dairy, froze, bakery, and so on. This is

an example of • a. observation• b. posing questions• c. classifying• d. inferences

In deciding whether to use a technology, people

must analyze

• a. only the benefits• b. both risks and benefits• c. only the risks• d. neither risks nor benefits

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?

• a. 15• b. 30• c. 45• d. 450

Which of the following statements is part of the

cell theory?

• a. Only plants are composed of cells.• b. All cells are produces from other

cells.• c. Cells can be produced from nonliving

matter.• d. Cells are one of several basic units

of structure and function in living things.

What is the function of a cell membrane?

• a. to support the cell• b. to perform different functions

in each cell• c. to control what enters and

leave the cell• d. to form a hard outer covering

for the cell.

Which organelle is the control center of a cell?

• a. mitochondrion• b. ribosome• c. nucleus• d. chloroplast

Cells in many-celled organisms

• a. all look the same• b. all have the same structure• c. are often quiet different from

each other• d. are the same size in every part

of the organism

Specialized cells are found only in

• a. animals• b. single-celled organisms• c. bacteria• d. many-celled organisms

What is the function of a cell wall?

• a. to protect and support the cell• b. to perform different functions

in each cell• c. to prevent water form passing

through it• d. to prevent oxygen from

entering the cell

Which organelles store food and other materials

needed by the cell?

• a. mitochondria• b. chloroplasts• c. ribosomes• d. vacuoles

Which organelles release chemical that break down large food particles into

smaller ones?

• a. endoplasmic reticulum• b. Golgi bodies• c. lysosomes• d. vacuoles

The invention of the microscope made it

possible for people to discover

• a. plants• b. skin• c. animals• d. cells

Which of the following is NOT a characteristic that

all living things share?

• a. a cellular organization• b. using energy• c. movement• d. reproduction

A change in an organism’s surroundings that cause it to react is

called

• a. a response• b. a stimulus• c. energy• d. development

Which of the following do all living things need to

survive?

• a. water• b. oxygen• c. sunlight• d. carbon dioxide

Homeostasis refers to an organism’s ability to

• a. maintain stable internal conditions

• b. compete for living space• c. dissolve chemicals• d. obtain energy

What is taxonomy?• the scientific study of how living things

are classified• b. the name of Aristotle’s classification

system• c. the process used by geologists to

classify rocks• d. the process of observing an

organism's behavior

Why do scientists organize living things into

groups?• a. so they can find them in the wild

more easily• b. so that the organisms are easier to

study• c. so they can make sense of the

variety of rocks on Earth• d. so products from living things can

be easily found in groceries

An organism’s scientific name consists of

• a. its class name and its family name

• b. its kingdom name and its phylum name

• c. its genus and its species name• d. its phylum name and its species

name

The more classification levels that two organisms

share,

• a. the close together on Earth they live

• b. the easier it is to tell them apart• c. the more characteristics they

have in common• d. the more distantly related they

are

Which group of organisms includes only multicellular

heterotrophs?

• a. protists• b. bacteria• c. plants • d. animals

The experiments of Redi and Pasteur helped to

demonstrate that

• a. species gradually change over time

• b. living things do not arise from nonliving material

• c. organisms can be placed in groups based on the similarities

• d. the chemicals of life could have arisen on early Earth

A plant grows toward the light. The plant’s action

is an example of

• a. reproduction• b. a response• c. a stimulus• d. development

The source of energy from most autotrophs

is

• a. water• b. the sun• c. heterotrophs• d. other autotrophs

Answers(slide number, answer)

• 2. B• 3. B• 4. B• 5. A• 6. D• 7. A• 8. C• 9. D• 10. C• 11. C• 12. B• 13. A• 14. D• 15. B• 16. B

• 17. D 33. C• 18. B 34. C• 19. D 35. D• 20. B 36. A• 21. A 37. D• 22. B 38. C• 23. C 39. D• 24. B 40. C• 25. C 41. B• 26. C 42. A• 27. D 43. A• 28. C 44. A• 29. B 45. B• 30. D 46. C• 31. B 47. C• 32. C 48. B

49. B50. B51. B