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LS Bio Mid Year Review

Total questions: 91

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

Cellular Respiration makes ATP by breaking down sugars

a)

True

b)

False

2.

Anaerobic respiration requires

a)

Oxygen

b)

No oxygen

3.

Aerobic Respiration requires

a)

Oxygen

b)

No oxygen

4.
What does metabolism mean?
a)
Converting energy into food
b)
Making light reactions happen
c)
Converting food into energy
5.

Which organism go through cellular respiration?

a)

animals

b)

plants

c)

both animals and plants

d)

none

6.
The waste gas given off by cellular respiration is?
a)
oxygen
b)
carbon dioxide
c)
nitrogen
d)
methane
7.

7. How does a human body get energy?

a)

Sunlight on the skin produces energy.

b)

Water provides the majority of energy.

c)

Food and oxygen combine to deliver energy

d)

Sleep provides energy stored at night for the next day.

8.
The process that converts food (glucose) into energy is called
a)
Cellular Respiration
b)
Photosynthesis
c)
Chloroplast
d)
Carbon dioxide
9.
There is a lot of energy stored in a molecule of glucose or in a molecule of ATP, and ths energy is referred to as
a)
Light energy
b)
Chemical energy
c)
Kinetic energy
d)
Omega-energy
10.
The purpose of cellular respiration is to
a)
make glucose
b)
break glucose
c)
capture the energy in sunlight
d)
change carbon dioxide
11.

what is osmoregulation?

a)

Control of water and salt in the body

b)

Control of blood pressure in the body

c)

Control of blood glucose in the body

12.

During osmosis

a)

water moves from high to low concentration

b)

large or oddly shaped molecules move across a cell membrane

c)

water moves when energy is used

d)

proteins are built

13.

Maintaining stable internal conditions despite changes in the external environment

a)

Homeostasis

b)

Metabolism

c)

Protein Synthesis

d)

Adaptation

14.

Which area of the brain contains the receptors responsible for detecting changes in blood solute concentration (and water concentration)

a)

Hypothalamus

b)

Medulla Oblongata

c)

Amygdala

d)

Hippocampus

15.

In what form do humans excrete nitrogenous waste?

a)

Ammonia

b)

Phosphorus

c)

Amino acids

d)

Urea

16.

Identify the term for the excessive loss of water from the body

a)

Over hydration

b)

Dehydration

c)

Isotonic

d)

Transpiration

17.

When you are hot, your body sweats to cool you down. This means your temperature went above normal and your body sweats to counteract that change to bring you back to normal. What kind of feedback loop would this be?

a)

Negative Feedback Loop

b)

Positive Feedback Loop

c)

Neutral Feedback Loop

d)

Linear Feedback Loop

18.

How many kidneys do you have?

a)

1

b)

3

c)

5

d)

2

19.

True or False:

Kidneys filter waste from blood.

a)

False

b)

True

20.

What are the main functions of the excretory system?

a)

deliver oxygen to the body

b)

deliver nutrients to the body

c)

remove water and waste from the body

d)

remove disease from the body

21.

Blood is cleaned by which organs?

a)

Lungs

b)

Ribs

c)

Kidneys

d)

Intestines

22.
If you looked at red blood cells under a microscope and saw the blood cells exploded, what would you say happened?
a)
The cells were placed in a hypotonic solution.
b)
the solution was isotonic.
c)
The solution was hypertonic.
23.
The cells seem to be swelling and about to burst what type of solution are they most likely in?
a)
Hypertonic
b)
Isotonic
c)
Hypotonic
24.
The cells seem to be shriveled and dehydrated what type of solution are they most likely in?
a)
Hypertonic
b)
Isotonic
c)
Hypotonic
25.

Nemo and other ocean dwelling fish cannot survive in freshwater because......

a)

freshwater is hypertonic to Nemo's cells and will result in water leaving them causing the cells to shrink

b)

freshwater is hypotonic to Nemo's cells and will result in water leaving them causing the cells to shrink

c)

freshwater is hypertonic to Nemo's cells and will result in water entering them causing the cells to swell and burst

d)

freshwater is hypotonic to Nemo's cells and will result in water enter them causing the cells to swell and burst

26.

Maintaining stable internal conditions despite changes in the external environment

a)

Homeostasis

b)

Metabolism

c)

Protein Synthesis

d)

Adaptation

27.

Which of the following ISN'T a thermoregulatory strategy for warming up?

a)

vasoconstriction

b)

shivering

c)

sweating

d)

extra layers of blubber (fat)

28.

Three ways you body can lose heat

a)

Evaporation of sweat

b)

Warm air exhaled out

c)

Hairs becoming erect

d)

Vasodilation

29.

Which progress produces heat in every living cell?

a)

digestion

b)

cellular respiration

c)

protein synthesis

d)

photosynthesis

30.

How is heat transferred around the body?

a)

Blood

b)

Water

c)

Sweat

d)

Skin

31.
The term for maintaining internal temperature is: 
a)
Thermoregulation
b)
Thermometer
c)
Homeothermal
d)
Homeostasis
32.
Which is NOT a function of the skin?
a)
Insulation
b)
Movement
c)
Excretion
d)
Thermoregulation
33.
Which of the following is a reason for heat gain within the body? 
a)
Heavy exercise 
b)
Insufficient clothing
c)
Very low % of body fat
d)
Wind chill
34.
How do the muscles affect regulation of body temperature? 
a)
Errector pili muscles make hair stand up
b)
Shivering increases heat
c)
Muscles do not help regulate body temperature 
d)
Shivering decreases heat 
35.
What do blood vessels do to help with thermoregulation ? 
a)
Dilate to make the blood vessels smaller  so blood can flow faster 
b)
Constrict to make the blood vessels smaller  so blood can stay close to core
36.
Why do blood vessels dilate? 
a)
To keep the blood close to heart 
b)
So the heat can be transported to the skin for evaporation
37.
Homeostasis in the human body is often maintained by a: 
a)
neutral feedback loop 
b)
solar feedback loop
c)
positive feedback loop
d)
negative feedback loop
38.
Maintaining body temperature is an example of a:
a)
negative feedback loop
b)
positive feedback loop
39.
Humans have ___ for body temperature, blood glucose concentrations, electrolyte concentrations, pH levels, tendon tension and variables.
a)
positive feedback mechanisms
b)
set points
c)
a wide internal range
d)
no regulation
40.

An endothermic organism is outside in the cold snow. What behavioral adaptations might they do to maintain their temperature? Select all that apply.

a)

Seek shelter because they cannot maintain their temperature.

b)

Shiver to generate body heat.

c)

Move around to increase blood flow.

d)

Bask in the sun.

41.

a process in which atoms rearrange to form new substances

a)

chemical reaction

b)

circulatory system

c)

metabolism

d)

molecule

42.

the body system that transports molecules to and from all cells of the body

a)

digestive system

b)

respiratory system

c)

circulatory system

d)

metabolism

43.

the body system that takes in food and breaks it down

a)

circulatory system

b)

digestive system

c)

cellular respiration

d)

respiratory system

44.

Which disease causes you not to be able to control blood glucose levels because insulin is NOT made by the pancreas?

a)

Type 1 Diabetes

b)

Type 2 diabetes

c)

Both

45.

Carbohydrate is transported through the human bloodstream in the form of .............. in solution in the blood plasma.

a)

glycogen

b)

glucose

c)

starch

d)

carbohydrate

46.

The control of blood glucose concentration is carried out by two hormones secreted by endocrine tissue in the ..........

a)

heart

b)

gall bladder

c)

liver

d)

pancreas

47.

What molecule does high blood “sugar” refer to?

a)

Pressure

b)

Insulin

c)

Oxygen

d)

Glucose

48.

What substance does the pancreas release when there is HIGH blood sugar?

a)

Glucagon

b)

Insulin

c)

Beta cells

d)

Glucose

49.

The pancreas detects the amount of glucose in the blood. What does the pancreas release if blood sugar is too LOW?

a)

The pancreas releases glucagon if blood sugar is too low

b)

The pancreas releases insulin if blood sugar is too low

c)

The pancreas releases glucose if blood sugar is too low

d)

The pancreas releases beta cells if blood sugar is too low

50.

What happens when glucagon is released?

a)

The pancreas releases glucose into the blood

b)

The liver releases glucagon into the blood

c)

The liver & muscle cells releases glucose into the blood

51.

,,,,,,,,,,,,....... means to maintain a stable internal environment

a)

receptor

b)

type 2 diabetes

c)

homeostasis

d)

insulin

52.

What is glucose converted to for short term storage?

a)

Glucagon

b)

Glycogen

c)

Estrogen

d)

Starch

53.

Which of the following statements best describes homeostasis?

a)

a) Keeping the body in a fixed and unaltered state.

b)

b) Dynamic equilibrium.

c)

c) Maintaining a near-constant internal environment.

d)

d) Altering the external environment to accommodate the body's needs.

54.

Negative feedback; if there is a decrease in the factor, then something happens to make it .............

a)

decrease

b)

increase

c)

equal

d)

lessen

55.

The pancreas detects the amount of glucose in the blood. What does the pancreas release if blood sugar is too LOW?

a)

The pancreas releases glucagon if blood sugar is too low

b)

The pancreas releases insulin if blood sugar is too low

c)

The pancreas releases glucose if blood sugar is too low

d)

The pancreas releases beta cells if blood sugar is too low

56.

reverses the direction of change

a)

positive feedback

b)

effector

c)

hypothalamus

d)

negative feedback

57.

increases or speeds up original change

a)

negative feedback

b)

positive feedback

c)

endotherm

d)

ectotherm

58.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
59.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
60.
This variable in an experiment is the one being changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
61.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
62.
What is a hypothesis?
a)
A hypothesis is the right answer to an experiment.
b)
A hypothesis is the wrong answer to an experiment.
c)
A hypothesis is an educated guess.
d)
I don't know.
63.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
64.
The name of the information that you get from your experiment (you organize it into charts and graphs).
a)
observations
conclusion
b)
data
c)
variables
d)
hypothesis
65.
Dependent variable means
a)
the scientist controls what to test
b)
educated guess
c)
ask a question
d)
what is being measured
66.
What is the first step in the scientific method?
a)
Ask a question
b)
Conclusion
c)
No Horse Play
d)
Observe
67.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 
a)
experimental group
b)
control group
c)
data
d)
variables
68.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
69.
On what axis should the independent variable always be?
a)
X
b)
Y
70.

What is an observation?

a)

A scientific statement based on ideas

b)

Using your senses to notice what is going on around you

c)

To be unaware of your surroundings

d)

The question that you want an answer to.

71.
A hypothesis is simply a prediction that has not yet been _.
a)
proven or disproven
b)
made into a theory
c)
results calculated
d)
written about
72.
Should experiments be repeated over and over to see if the results are the same each time?
a)
yes
b)
no
73.

An observation that is measurable and made with tools (such as a ruler or scale) is what type

a)

quantitative

b)

qualitative

c)

koalatative

74.
During this step of the scientific method, a scientist would gather background information. 
a)
Hypothesis
b)
Research
c)
Observation
d)
Experiment 
75.
In a well designed experiment, you should change how many variables?
a)
only one
b)
no more than two
c)
none at all
d)
as many as are needed
76.
The change that happens because of your experiment is called the ___________ variable.
a)
independent
b)
dependent
c)
controlled
77.
If plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?
a)
Procedure
b)
Hypothesis
c)
Question
d)
Results
78.

What is an example of an organ?

a)

Pancreas

b)

Blood

c)

Insulin

d)

Knee

79.

The locomotor system includes which two systems?

a)

Circulatory and lymphatic

b)

Skeletal and muscular

c)

Nervous and immune

d)

Digestive and excretory

80.

The excretory system gets rid of:

a)

Nutrients

b)

Cartilage

c)

Waste

d)

Oxygen

81.

The _______ system delivers oxygen and nutrients to every cell in the body.

a)

Circulatory

b)

Lymphatic

c)

Integumentary

d)

Nervous

82.

What can you infer about carbon dioxide from the function of the respiratory system?

a)

It helps you breathe

b)

It is more common than oxygen

c)

It is harmful to your body

d)

It is not found in the body

83.

What is the main product of the endocrine system?

a)

Bones

b)

Blood

c)

White blood cells

d)

Hormones

84.

The circulatory system and the nervous system both:

a)

Deliver blood to vital organs

b)

Extend throughout the body

c)

Send electrical signals to the brain

d)

Guard the body against infection

85.

Which of the following organ systems must work together to bring oxygen to the body's cells? Select all correct answers.

a)

digestive system

b)

skeletal system

c)

immune system

d)

respiratory system

e)

circulatory system

86.

The immune system fights diseases. The circulatory system pairs with the immune system because ___.

a)

blood is made in the bones.

b)

plasma carries nutrients.

c)

red blood cells carry oxygen.

d)

white blood cells fight infection.

87.

The digestive and respiratory rely on the ___ systems to transport needed materials to the cells.

a)

circlatory and excretory

b)

circulatory and muscular

c)

nervous and digestive

d)

nervous and skeletal

88.

Which two body systems are interacting in this scenario:


Lungs supply oxygen carried by red blood cells to the cells of the body.

a)

endocrine and circulatory

b)

respiratory and endocrine

c)

respiratory and circulatory

d)

digestive and circulatory

89.

What tissue type carries information from your brain to the heart telling it to pump blood.

a)

nerve tissue

b)

muscle tissue

c)

epithelial tissue

d)

connective tissue

90.

When you get pinched by someone, which systems interact to help you move your arm away?

a)

Nervous, muscular, skeletal

b)

Nervous. respiratory, skeletal

c)

Muscular, excretory, skeletal

d)

Digestive, muscular, respiratory

91.

Which two body systems are interacting in this scenario:


Your brain signaling the release of hormones.

a)

nervous and integumentary

b)

nervous and endocrine

c)

endocrine and circulatory

d)

nervous and circulatory

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