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CXC H.S.B P1

Total questions: 60

Worksheet time: 51mins

Name
Class
Date
1.

Which of these are characteristics of inherited traits?

a)

being able to speak in front of a crowd

b)

having green eyes and brown hair

c)

mastering your multiplication facts

d)

becoming a teacher

2.

The study of ____________ is called genetics

a)

heredity

b)

dominance

c)

pea plants

d)

mutations

3.

If you cross a white flower (pp) with a purple flower (PP), the possible genotypes of the offspring are

a)

PP and pp

b)

All Pp

c)

All PP

d)

All pp

4.

The organism's appearance is known as its

a)

heredity

b)

pedigree

c)

phenotype

d)

genotype

5.

If you cross two rabbits that have the genotype Bb, how many possible genotypes can be found in the offspring?

a)

one

b)

two

c)

three

d)

four

6.

Genetics is the study of ______________

a)

DNA

b)

heredity

c)

genes

7.

_____________ describes a trait that covers over, or masks another form of that trait.

a)

recessive

b)

gene

c)

allele

d)

dominant

8.

When you cross two parents, each parent is responsible for passing _______ of their two alleles for each individual trait.

a)

1

b)

2

c)

3

d)

4

9.

What is the main function of the respiratory system?

a)

to remove nitrogen waste from the body

b)

to clean the blood

c)

to break down food and absorb nutrients

d)

to provide oxygen and remove carbon dioxide from the body

10.
Which of the following is a part of the respiratory system?
a)
lungs
b)
stomach
c)
large intestines
d)
heart
11.

When you breathe, your lungs take in ____ and release _____.

a)

air/oxygen

b)

oxygen/carbon dioxide

c)

carbon dioxide/waste

d)

waste/air

12.

What are the name of the the tiny "air sacs" that are found in your lungs where gas exchange occurs ?

a)

bronchi

b)

lungs

c)

oxygen

d)

alveoli

13.

What is the scientific term for the tube that is commonly known as your wind pipe?

a)

esophogus

b)

bronchi

c)

trachea

d)

alveoli

14.

What type of cells transport oxygen in the blood?

a)

red blood cells

b)

white blood cells

c)

neurons

d)

cartilage cells

15.

What are bronchi?

a)

connects the brain and spinal cord

b)

connects the right and left cerebral hemispheres of the brain

c)

structures that stores bile used to digest lipids

d)

2 short tubes that branch off of the lower end of the trachea and carry air to the lungs

16.
a process that allows the body to get oxygen to burn food for energy and gets rid of carbon dioxide
a)
respiration
b)
emphysema
c)
inhaling
d)
nasal passage
17.
a dome shaped sheet of muscle, the _________, separates the chest from the abdomen
a)
diaphragm
b)
epiglottis
c)
alveoli
d)
bronchial tubes
18.
After air moves through the pharynx it continues downward. The _____, or windpipe, directs the air into 2 separate branches or tubes.
a)
mucus
b)
trachea
c)
larynx
d)
epiglottis
19.
the ____ look like a wasp's nest and is where the exchange of oxygen and carbon dioxide takes places.
a)
alveoli
b)
bronchial tubes
c)
lung
d)
diaphragm
20.
the tubes that go from the trachea into the lungs
a)
alveoli
b)
diaphragm
c)
epiglottis
d)
bronchial tubes
21.
healthy _____ are usually pink in color. You have two of these.
a)
alveoli
b)
epiglottis
c)
lungs
d)
trachea
22.
the gas known as _______ is needed to stay alive and properly.
a)
oxygen
b)
carbon dioxide
c)
nitrogen
d)
helium
23.
What is breathed out from our mouth and nose?
a)
carbon dioxide
b)
oxygen
c)
nitrogen
d)
helium
24.
What is the main bone structure that protects the lungs
a)
Vertebrae
b)
Rib cage
c)
Skull
d)
Pelvis
25.

The type of blood vessel that normally carries de-oxygenated blood back to the heart from body cells?

a)

arteries

b)

capillaries

c)

veins

26.

The type of blood vessel that normally carries oxygenated blood from the heart to the body cells?

a)

arteries

b)

capillaries

c)

veins

27.
The heart has ___ chambers.
a)
1
b)
2
c)
3
d)
4
28.
Which is the correct definition of the Circulatory system?
a)
The system fights disease so the body stays healthy.
b)
The system that circulates blood and oxygen through the body, consisting of the heart,blood vessels,and blood.
c)
Breaks down food into smaller pieces and absorbs those nutrients into the body.
d)
Provides shape and structure for the body.
29.
What function does the heart do?
a)
Protects organs and produces red blood cells.
b)
Generates heat.
c)
Breaks down food into nutrients.
d)
The heart is a pump, which moves the blood. The arteries and veins are the pipes where the blood flows.
30.
Which is NOT a function of the circulatory system?
a)
deliver O2 and nutrients to cells
b)
remove CO2 and wastes from cells
c)
break down carbohydrates into glucose
d)
transport other materials through body
31.
arteries, veins, and capillaries are three types of __________
a)
heart valves
b)
blood vessels
c)
cells
d)
veins
32.
What does the Circulatory System do?
a)
Circulates the Blood throughout the body
b)
Circulates Water throughout the body
c)
Excretes Waste
d)
Controls all parts of the body
33.
What do Red-Blood cells do?
a)
Carry oxygen from the lungs to the body cells and  transport carbon dioxide from the cells back to the lungs
b)
keeps blood flowing in one direction to the heart and prevent blood from flowing backwards
c)
Collects  blood from the capillaries and drain it into the veins
d)
Bring nutriients to the cells and carries away waste materials.
34.
What does blood do?
a)
Carries Water to cells
b)
Carries Oxygen to cells
c)
Carries Food to cells
d)
All of the above 
35.
THE TYPE OF BLOOD VESSELS THAT RETURNS BLOOD TO THE HEART 
a)
ARTEY
b)
VEIN
c)
CAPILLARIES
d)
BLOOD VESSEL
36.
What type of bone is the femur?
a)
Long bone
b)
Short bone
c)
Flat bone
d)
Irregular bone
37.
What is the name of the collar bone?
a)
Clavicle
b)
Scapular
c)
Sternum
d)
Xiphoid
38.
What is the name of the long bone in the top part of the leg?
a)
Patella
b)
Femur
c)
Fibula
d)
Tibia
39.
This is a picture of what? (choose the answer that is most complete)
a)
robot
b)
skeleton
c)
ulna
d)
vertebrate
40.
What is the place where two bones meet?
a)
hinge
b)
bone
c)
spot
d)
joint
41.
What is the name for the connector that attaches muscle to bone?
a)
ligament
b)
tendon
c)
patella
d)
string
42.

Glucose is taken back from glomerular filterate through .............

a)

Active transport

b)

Passive transport

c)

Diffusion

d)

Osmosis

43.
Define the term 'balanced diet'.
a)
A diet containing some nutrients in the correct proportions.
b)
A diet containing most nutrients in the correct proportions.
c)
A diet containing none nutrients in the correct proportions.
d)
A diet containing all nutrients in the correct proportions.
44.

_________________ is necessary to building maintenance and repair of body tissue.

a)

sugar

b)

protein

c)

salt

d)

oil

45.

Foods that are high in Saturated Fat will

a)

lead to a risk of heart disease

b)

keep you healthy

c)

build strong bones and muscles

d)

help the immune system

46.

What is kwashiorkor caused by?

a)

Protein deficiencies

b)

Overnutrition

c)

Vitamin A deficiencies

d)

Carbohydrates deficiencies

47.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
48.
What is the name of the simple sugar that is produced in photosynthesis?
a)
Sucrose
b)
Dextrose
c)
Glucose
d)
Lactose
49.
Plants need ________from the air for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
50.
What do plants give off after photosynthesis?
a)
Oxygen
b)
carbon
c)
nitrogen
d)
hydrogen
51.

Which of the following is needed for the process of photosynthesis?

a)

Water

b)

Oxygen

c)

Starch

d)

Carbon dioxide

52.
If the environment gets cold, we will often shiver in order to:
a)
keep body temperature the same as the external temperature
b)
decrease body temperature
c)
increase body temperature
d)
regulate blood pressure
53.

Why is the sensation of thirst important to maintaining homeostasis?

a)

Water removed by the kidneys must be replaced

b)

Oxygen cannot diffuse into cells if a person is dehydrated

c)

Water molecules are needed to carry carbon dioxide waste to the kidneys

54.

The group of organisms that use the process of homeostasis includes

a)

mammals, only

b)

animals, only

c)

plants and animals

d)

all living things

55.

What percentage of Earth’s water is freshwater?

a)

75%

b)

97%

c)

3%

d)

1%

56.
ATP is 
a)
Adenosine Diphosphate
b)
Adenosine Triphosphate
c)
not an energy molecule
d)
Adenotriplet phosphate
57.
What are the reactants for cellular respiration?
a)
glucose and carbon dioxide
b)
water and glucose
c)
glucose and ATP
d)
glucose and oxygen
58.
What is cellular respiration?
a)
the breakdown of glucose  to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
59.

What is the correct equation for cellular respiration?

a)

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

b)

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

c)

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

d)

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

60.

What is the chemical equation for photosynthesis?

a)

6H2O +6CO2 sunlight/chloroplast C6H12O6 +6O2

b)

6CO2 + 6H2O sunlight / chlorophyll C6H12O6 + 602

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