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Living Environment Review

Total questions: 100

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

Sac within the cytoplasm that STORES fluid, plants have a larger one that stores food and water.

a)

vacuole

b)

lysosome

c)

cell wall

d)

ribosome

2.

Is the jelly-like substance in the cell that contains the organelles

a)

ribosome

b)

cytoplasm

c)

cell wall

d)

chloroplast

3.

This structure is only found in plants and prokaryotes (Gives it a rigid shape)

a)

cell wall

b)

cytoplasm

c)

centriole

d)

nucleus

4.

This organelle make PROTEINS for the cell

a)

chloroplast

b)

ribosome

c)

lysosome

d)

cell wall

5.

Only found in plant cells, site of Photosynthesis

a)

cell wall

b)

cell membrane

c)

chloroplast

d)

cytoplasm

6.

this organelle makes ATP.

a)

chloroplast

b)

mitochondria

c)

ribosome

d)

nucleolus

7.

Large storage for plant cells. Typically stores water and nutrients.

a)

Chloroplast

b)

Vacuole

c)

Lysosome

d)

Cytoplasm

8.

The cell membrane is located...

a)

underneath the cell wall of a plant cell.

b)

outside of the cell wall of a plant cell.

9.
What cell part is NOT found in all cells?
a)
Cell Wall
b)
Cell Membrane
c)
Cytoplasm
d)

DNA

10.

In what organelle is the genetic material found inside?

a)

Endoplasmic Reticulum

b)

Golgi Complex

c)

Nucleolus

d)

Nucleus

11.
The two kinds of cells are Prokaryotes and Eukaryotes. How are they different?
a)
Prokaryotes have a nucleus.
b)
Eukaryotes have a nucleus.
c)
Prokaryotes are plant cells.
d)
There is no difference.
12.

Prokaryotes are __________ than eukaryotes because they have fewer

organelles and no nucleus.

a)

smaller

b)

bigger

c)

same size

d)

undefined

13.

Choose the similarity between prokaryotes and eukaryotes.

a)

both have cell walls

b)

both contains cytoplasm, ribosomes, and DNA

c)

both are able to reproduce by mitosis

d)

both are found in the same organism

14.
All living things are made of...
a)
atoms 
b)
cells 
c)
bacteria 
d)
plants 
15.
What is multicellular? 
a)
one cell 
b)
no cells 
c)
many cells 
d)
no nucleus 
16.
What is unicellular? 
a)
one cell 
b)
many cells 
c)
no nuclues 
d)
DNA 
17.
All cells come from___________ cells.
a)
pregnant
b)
pre-existing
c)
paternal
d)
pin size
18.
______________ are the basic unit of life.
a)
DNA
b)
RNA
c)
Cells
d)
Takis
19.
When observing cells, which of the following pieces of equipment is most appropriate?
a)
Hand lens
b)
Telescope
c)
Petri dish
d)
Microscope
20.

Which organelle is correctly paired with its function?

a)

lysosome - synthesize carbohydrates

b)

mitochondria - synthesize proteins

c)

chloroplast - site for photosynthesis

d)

nucleus - site for cellular respiration

21.

What is number 1 and what does it do?

a)

ribosome; protein synthesis

b)

ribosome; cellular respiration

c)

mitochondrion; cellular respiration

d)

nucleus; controls cell activities

22.

Which molecule can not more through a cells membrane?

a)

Water

b)

Glucose

c)

Starch

d)

Iodine

23.

It may be harmful when people compete to see who can hold their breath the longest underwater. Without oxygen, brain cells

a)

cannot make enough ATP

b)

have too few mitochondria

c)

make too many enzymes

d)

have too much water

24.

Any organism that can synthesize its own food.

a)

autotroph

/autotrophic

b)

fungi

c)

monera

d)

eukaryotic

25.
Which organism make their own food through the process of photosynthesis? 
a)
decomposer
b)
consumer
c)
herbivore
d)
producer 
26.

What does a 'region with high concentration' mean?

a)

SMALL number of particles

b)

LARGE number of particles

c)

UNEVEN number of particles

d)

no particles

27.

The picture below is an example of _________________.

a)

osmosis

b)

isotonic

c)

diffusion

d)

active transport

28.

Where is there a low concentration of dye?

a)

at the bottom of cup

b)

in the color

c)

at the top of cup

d)

no concenteraion gradient

29.
What is the definition of  Selective Permeability?
a)
The movement of materials across the cell membrane that requires NO ENERGY from the cell.
b)
The movement of materials through (or across) the cell membrane
c)
The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.
d)
The movement of molecules from an area of high concentration to a area of low concentration 
30.

How do the particles move in diffusion?

a)

From a region of low concentration to a region of high concentration

b)

From a region of high concentration to a region of low concentration

c)

From a region of low concentration to a region of low concentration

d)

From a region of high concentration to a region of high concentration

31.

What is DIFFUSION?

a)
b)
c)
d)
32.
_______ regulates what enters and leaves a cell.  
a)
Cell Membrane
b)
Nucleus
c)
Mitochondria
d)
Cytoplasm
33.
What is diffusion?
a)
The movement of particles from low conc. to high conc. in a given space
b)
The movement of particles from high conc. to low conc. in a given space
34.
What is the difference between active and passive transport?
a)
Active does not need energy and passive uses ATP (energy)
b)
Active uses ATP (energy) and passive does not need energy
c)
Active stores transport proteins and passive releases 
d)
Active uses hormones and passive does not 
35.
Moving from areas of LOW concentration to areas of HIGH concentration is called?
a)
Passive Transport
b)
Active Transport
c)
Diffusion
d)
Osmosis
36.
This is referred to as the energy currency of the cell
a)
ADP
b)
ATP
c)
Mitochondria
d)
Nucleus
37.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
38.

Which of the following is a product of cellular respiration?

a)

Radiant Energy

b)

Oxygen

c)

Glucose

d)

Water

39.

What are the reactants (taken into) of cellular respiration? (Mark all of them!)

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

water

e)

energy

40.
This process releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present.
a)
photosynthesis
b)
light-independent reaction
c)
cellular respiration
d)
light-dependent reaction
41.

Does cellular respiration store or release energy?

a)

Store

b)

Release

42.

Photosynthesis is a biological process that occurs in autotrophs. Which of the following is produced as a result of photosynthesis?

a)

Water and light

b)

Glucose and chlorophyll

c)

Glucose and oxygen

d)

Carbon dioxide and water

43.

Where do the reactions of photosynthesis take place in autotrophs?

a)

Chloroplast

b)

Mitochondria

c)

Cell Walls

d)

Cytoplasm

44.

Where does the energy for plants to perform photosynthesis come from?

a)

Breaking down ATP

b)

sunlight

c)

glucose metabolism

d)

None of the Above

45.

What is the chemical equation for photosynthesis? Choose the BEST answer

a)

C6H12O6 + O2 -> CO2 + H2O

b)

CO2 + H2O --> C6H12O6 + O2

c)

6 CO2 + 6 H2O --> C6H12O6 + 6 O2

d)

C6H12O6 + 6 O2 -> 6 CO2 + 6 H2O

46.

What is the pigment responsible for absorbing light energy in chloroplasts during photosynthesis?

a)

None of the Above

b)

Carotenoids

c)

Xenophylls

d)

Chlorophyll

47.

Cellular Respiration involves the chemical breakdown of _____ to form ATP Energy

a)

Fats

b)

Fructose

c)

Glucose

d)

Proteins

48.

True of False, Plants can perform Cellular Respiration and Photosynthesis

a)

False

b)

True

49.
What are the two products that are formed in photosynthesis?
a)
Oxygen and carbon dioxide
b)
Water and oxygen
c)
Oxygen and glucose
d)
Water and glucose
50.

Photosynthesis is ...

a)

The process in which organisms convert/transfer energy from glucose to ATP.

b)

The process in which organisms exchange carbon dioxide and oxygen in their lungs.

c)

The process of taking a picture.

d)

The process of plants converting/transferring solar energy to chemical energy to make their food.

51.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
c)

oxygen and carbon dioxide

d)

light and water

52.

Which process does heterotrophs and autotrophs undergo in order to convert glucose into ATP?

a)

cellular respiration

b)

osmosis

c)

photosynthesis

d)

transcription

53.

Cellular respiration is a chemical reaction that converts chemical energy stored in glucose into which large molecule?

a)

carbohydrate

b)

citric acid

c)

pyruvate

d)

ATP

54.

What is the main purpose of photosynthesis?

a)

To make food

b)

To create energy

c)

To release oxygen

d)

To absorb sunlight

55.

Macromolecules are made of repeating subunits called

a)

monomers

b)

monosaccharides

c)

polymers

d)

polysaccharides

56.

A __________ consists of many monomers bonded together.

a)

monomer

b)

hydrocarbon

c)

peptide

d)

polymer

57.

More than one of one species in an area.

a)

population

b)

community

c)

ecosystem

d)

organism

58.

All the different populations living together in a specific area/region at a certain time.

a)

population

b)

community

c)

ecosystem

d)

biome

59.

Anything that prevents a population from growing too large.

a)

Biotic Factor

b)

Limiting Factor

c)

Abiotic Factor

d)

Ecosystem

60.

An animal that eats other animals is a(n)...

a)

carnivore

b)

omnivore

c)

herbivore

d)

decomposer

61.

Bacteria, fungi, and earthworms are examples of:

a)

scavengers

b)

carnivores

c)

decomposers

d)

producers

62.

A(n) __________ is an organism that eats BOTH plants and animals for energy.

a)

Omnivore

b)

Decomposer

c)

Carnivore

d)

Herbivore

63.

All of the living AND non-living things together in an particular area is called a(n):

a)

ecosystem

b)

biome

c)

community

d)

population

64.

Vultures, which feed on the remains of dead organisms, are best described as _____________.

a)

primary consumers

b)

scavengers

c)

omnivores

d)

herbivores

65.

__________ is an organism that only eats plants for energy.

a)

Carnivore

b)

Herbivore

c)

Omnivore

d)

Consumer

66.

__________ is an organism that only eats meat for energy.

a)

Omnivore

b)

Consumer

c)

Herbivore

d)

Carnivore

67.

What is an Omnivore?

a)

An animal that eats plants only

b)

An animal that eats animals only

c)

An animal that eats both plants and animals

d)

An animal that eats dead animals

68.

Where do consumers get energy?

a)

The sun

b)

The water

c)

Eating other organisms

d)

Eating dirt

69.

The nonliving aspects of an ecosystem.

a)

Abiotic factors

b)

Biotic factors

c)

biome

d)

community

70.
The living portions of the ecosystem.
a)
Biotic factors
b)
Abiotic factors
71.

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

a)

Population

b)

Ecosystem

c)

Community

d)

Species

72.
A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.
a)
Population
b)
Community
c)
Habitat
d)
Ecosystem
73.

Organisms that can capture energy from inorganic, nonliving sources.

a)

Producers

b)

Consumers

c)

Decomposers

d)

Carnivores

74.
The general name for organisms like animals and fungi that get their energy from eating other organisms.
a)
Producers
b)
Consumers
c)
Detritivores
d)
Carnivores
75.

Rejection of a newly transplanted organ is caused by

a)

the immune system reacting to the presence of the organ

b)

antibiotics that stimulate the immune system to attack the organ

c)

inheritance of genetic disorders from infected individuals

d)

development of cancerous cells in the organ

76.

As blood glucose levels increase, hormones are released to return glucose levels to normal. This is an example of

a)

a nervous system disorder

b)

the synthesis of antibodies

c)

a stimulus and a response

d)

an antigen and antibody reaction

77.

Which statement describes a failure of homeostasis in humans?

a)

When activity in an individual increases, the body temperature rises and the individual sweats.

b)

As the concentration of carbon dioxide increases in the human body, the lungs begin to expel more carbon dioxide.

c)

A viral infection leads to a decrease in the number of white blood cells being produced in the body.

d)

After an individual gets a cut, certain chemical changes begin the healing process.

78.

Which biological process is represented in the diagram below?

a)

photosynthesis

b)

respiration

c)

digestion

d)

replication

79.

The diagram below shows specialized plant cells that control openings called stomates. The proper function of these cells is vital to the survival of the plant because they regulate the

a)

rate of glucose use by root cells

b)

absorption of sunlight by leaf cells

c)

products of photosynthesis in the stem

d)

exchange of gases in leaves

80.

Substance X directly supplies energy for various life functions, as shown in the diagram below. Which substance is represented by X in the diagram?

a)

ATP

b)

DNA

c)

starch

d)

glucose

81.

The structural formulas shown below represent parts of two different complex carbohydrate molecules composed of glucose subunits. Molecules 1 and 2 differ in their overall structure. Due to the differences in structure, each of these molecules most likely

a)

is composed of different molecular bases

b)

forms a different protein

c)

contains different elements

d)

performs a different function

82.

To capture their prey, spiders have fangs, which pierce the body wall of insects and inject venom. Spider venoms usually contain specific proteins that attack the cell membranes of the prey. The membranes and most of the contents of the insect’s body turn into a liquid that the spider then ingests for food. These specific venom proteins are most likely

a)

ATP molecules

b)

DNA molecules

c)

biological catalysts

d)

regulatory hormones

83.

Lymphatic capillaries are found throughout the body. Both the lymphatic and circulatory systems transport substances between the bloodstream and body tissues. These two systems are also involved in fighting infections. The arrows shown in the diagram that go from the blood capillaries to the interstitial fluid most likely represent the

a)

release of red blood cells, so that they can diffuse into body cells and fight bacteria

b)

movement of materials from the circulatory system that will eventually enter lymphatic capillaries

c)

transport of digestive enzymes from the blood to help with the digestion of glucose in muscle cells

d)

transport of glucose molecules from the blood to be used by cells to attack proteins and fats

84.

Doctors often use certain medications to treat infections. A few people have a reaction to some of these medications, such as itching, swelling, or trouble breathing. This is an example of

a)

using antibodies to cure a medical problem

b)

the body’s immune system overreacting to a usually harmless substance

c)

the body creating a mutation to fight unknown pathogens

d)

a vaccine causing the body to produce antigens against the infection

85.

A small lizard spends the morning hours lying in the sunlight until its body temperature rises. Later on in the day, the lizard rests in a shady area until its body temperature cools. This type of behavior is important to

a)

maintain homeostasis

b)

detect variations

c)

attract mates

d)

obtain nutrients

86.

The Venus flytrap is a plant that has a unique system by which it traps and breaks down its prey. Unsuspecting insects land on the leaf and touch tiny hairs located on the leaf, triggering the leaf to close around the prey. The substance responsible for breaking down the Venus flytrap’s prey most likely contains

a)

chlorophyll molecules

b)

glucose molecules

c)

hormone molecules

d)

enzyme molecules

87.

It may be harmful when people compete to see who can hold their breath the longest under water. Without oxygen, brain cells

a)

cannot make enough ATP

b)

have too few mitochondria

c)

make too many enzymes

d)

have too much water

88.

Students did an experiment comparing the activity of four different enzymes, A, B, C, and D. The results are represented in the graph below. A valid conclusion based on the information in the graph is that

a)

the pH of some enzymes changes as the temperature changes

b)

enzymes change color in proportion to the rate of activity

c)

a difference in the pH of an environment changes enzyme activity

d)

enzyme activity causes acids to change into bases over time

89.

The diagram below represents changes that take place within the human body. The diagram represents

a)

cellular differentiation

b)

dynamic equilibrium

c)

gene interaction

d)

biological evolution

90.

Sailors in the past may have heard the greeting from a passing ship, “Avast ye scurvy dogs.” This greeting would be a reference to a disease known as scurvy, which is due to inadequate intake of vitamin C. Which row in the chart below correctly identifies the cause of this disease and a possible treatment for it?

a)

Row 1

b)

Row 2

c)

Row 3

d)

Row 4

91.

In the 1660s, Flemish physician Jan van Helmont grew a small willow tree in a pot of soil. He added only water to the pot. At the end of five years, he found that the tree had gained 75 kilograms, but there was very little change in the mass of the soil. Van Helmont concluded that the plant gained weight directly from the water. We now know that this conclusion is only partially correct because, in addition to water, photosynthesis also requires

a)

oxygen from the atmosphere

b)

carbon dioxide from the atmosphere

c)

proteins from animal prey

d)

carbohydrates from the soil

92.

Doctors sometimes use a vaccine to prepare the body to defend itself against future infections. These vaccines most often contain

a)

antibodies

b)

antibiotics

c)

white blood cells

d)

weakened pathogens

93.

Anhidrosis is the inability to sweat normally. If the human body cannot sweat properly, it cannot cool itself, which is potentially harmful. Anhidrosis most directly interferes with

a)

a feedback mechanism that maintains homeostasis

b)

an immune system response to harmless antigens

c)

the synthesis of hormones in the circulatory system

d)

the enzymatic breakdown of water in cells

94.

Carmine, a compound that comes from the cochineal beetle, shown below, is used as a food coloring. The food coloring is not harmful to most people, but in a small number of individuals, it causes a reaction and affects their ability to breathe. This response to carmine is known as

a)

a stimulus

b)

an allergy

c)

natural selection

d)

an adaptation

95.

The first step in the scientific method is

a)

conclusion

b)

hypothesis

c)

observation

d)

experiment

96.

During a controlled experiment, a scientist isolates and tests

a)

a conclusion

b)

a mass of information

c)

a control group

d)

a single variable

97.

Information gathered from observing a plant grow 3 cm over a two-week period is called

a)

inferences

b)

variables

c)

hypotheses

d)

data

98.

Based on your observations, you suggest that the presence of wter could accelerate the growth of bread mold. This is

a)

a conclusion

b)

a hypothesis

c)

an experiment

d)

an analysis

99.

What direction does a microscope turn the object you are viewing?

a)

Forward

b)

Inside out

c)

Backwards and upside down

d)

Sideways

100.

What is the substance the enzyme works on called?

a)

Substrate

b)

Product

c)

Active Site

d)

Complex

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