wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Bio H Sem 1 Review

Total questions: 64

Worksheet time: 1hrs 2mins

Name
Class
Date
1.

A female lion weighs 130 kg. To maintain her weight, she must consume 104 kcal/kg of body weight each day to survive. How many kilocalories must she consume each day to maintain her body weight?

a)

13,520 kcal

b)

13,500 kcal

c)

234 kcal

d)

26 kcal

2.

After observing the same female lion for a day, you collected the following feeding data: 2 meerkats.


Using the “observed lion diet” above, calculate the energy consumed to determine if it satisfies this female’s daily needs.

a)

10,000 kcal

b)

7,700 kcal

c)

7,70 kcal

d)

1000 kcal

3.

What trophic level is the lion?

a)

producer

b)

primary consumer

c)

secondary consumer

d)

tertiary consumer

4.

What trophic level is the plant?

a)

producer

b)

primary consumer

c)

secondary consumer

d)

tertiary consumer

5.

What directions would the arrows point?

a)

left

b)

down

c)

towards what an organism eats

d)

right

e)

in the direction of energy flow

6.

How much energy would the bird get?

a)

400 kg

b)

4,000 kg

c)

10%

d)

0.01%

7.

Where does algae get it's energy?

a)

sun

b)

water

c)

fish

d)

bird

8.

Living organisms will all try to obtain food that contains the most energy by using the least effort to get that food. This strategy is considered to be the most

a)

competitive

b)

fit

c)

efficient

d)

unlikely

9.
What is the definition of genotype?
a)
The physical expression of a trait
b)
The genetic combination of alleles 
c)
the genes on a DNA strand
10.
having two of the same genes for the trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
11.

Network of complex interactions formed by feeding the relationships among the various organisms in an ecosystem

a)

adaptation

b)

Food chain

c)

Food web

d)

metabolism

12.

when energy is passed in an ecosystem from one trophic level to the next, only ten percent of the energy will be passed on.

a)

genetics

b)

kinetic energy

c)

energy pyramid

d)

10 % rule

13.

graphical model of energy flow in a community.

a)

Energy pyramid

b)

heat

c)

population

d)

potential energy

14.

level or a position in a food chain or ecological pyramid.

a)

producer

b)

Levels of organization

c)

Trophic level

d)

consumer

15.

group of organisms that can reproduce with one another in nature and produce fertile offspring

a)

kingdom

b)

species

c)

herbivores

d)

family

16.

Organisms that essential to the healthy functioning of an ecosystem are called

a)

biotic species

b)

keystone species

c)

flagship species

d)

essential species

17.

Which of the following is/are sources of elephant DNA? Select all that apply.

a)

dung

b)

hair roots

c)

tusks

d)

skin cells

18.

Which of the following contains the Crime Scene DNA?

a)

Bugsy

b)

Dino

c)

Daisy

d)

Tootsie

19.
The diagram below shows the relationship between photosynthesis and cellular respiration and the organelles in which they occur.Which statement describes how photosynthesis and cellular respiration are interrelated?
a)
 Oxygen is produced during cellular respiration and stored during photosynthesis.
b)
Carbon dioxide and water released by cellular respiration are used in photosynthesis.
c)
Photosynthesis releases the energy that is stored during the process of cellular respiration.
d)
 Glucose is used during cellular respiration to produce food that is broken down during photosynthesis.
20.

A diagram representing the relationship between photosynthesis and cellular respiration is shown. The numbered boxes in the diagram represent which of the following?

a)

1 - water and carbon dioxide; 2 - nitrogen and oxygen

b)

1 - nitrogen and carbon dioxide; 2 - oxygen and water

c)

1 - oxygen and glucose; 2 - carbon dioxide and water

d)

1 - carbon dioxide and water ; 2 - water and glucose

21.
 Which of the following are the reactants of photosynthesis?
a)
water and glucose
b)
glucose and carbon dioxide
c)
 carbon dioxide and water
d)
 oxygen and water
22.
 Which process do the animals in the food web use to convert energy from food into ATP?
a)
 cellular respiration
b)
osmosis
c)
photosynthesis
d)
 transcription 
23.

Which of the following organisms perform cellular respiration?

a)

A

b)

D

c)

B and C

d)

All of these

24.

What is the primary goal of Photosynthesis?

a)

To produce energy in the form of light

b)

to produce oxygen

c)

to produce chloroplasts

d)

to produce glucose for the plant

25.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
26.
Plants and animals cannot use nitrogen directly from the air.
a)
True
b)
False
27.
What happens when organisms die and decay? 
a)
Their bodies are lifted up
b)
Their nitrogen returns to the soil
c)
they keep their nitrogen
d)
They stay on earth forever
28.
Which two bat species are most closely related?
a)
 Bat 1 and Bat 2
b)
Bat 1 and Bat 3
c)
Bat 2 and Bat 3
d)
There’s no way to tell
29.

At a certain loci, a mother carries A/B and a cub carries B/C. What gene did dad give?

a)

A

b)

B

c)

C

d)

unable to tell

30.

If a cub carries the alleles O/M at FCA71, who cannot be the father?

a)

120

b)

120 or 133

c)

133

d)

unable to tell

31.

Looking only at FCA40, which combos of alleles are possible in a cub?

a)

A/A only

b)

A/A or A/C

c)

A/C only

d)

None of these

32.
If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available?
a)
coyote
b)
insect
c)
lizard
d)
shrub
33.

Sea Otters play a keystone species role (and spur a Trophic Cascade) through their predation on what species?

a)

Spiny Sea Urchins

b)

Crown of Thorns Starfish

c)

Spotted Grunts

d)

Giant Whelks

34.

How did the kelp forest ecosystem change after sea otters were removed?

a)

sea urchin population increased

b)

the kelp population decreased

c)

sea stars increased because there were more sea urchins to eat

d)

the phytoplankton population decreased

35.

Something that regulates the size of a population is called...

a)

a limiting measure

b)

a limiting factor

c)

carrying capacity

d)

biodiversity

36.

The largest number of individuals that an environment can support long term is...

a)

carrying capacity

b)

emigration

c)

immigration

d)

population density

37.

What is the carrying capacity of the graph?

a)

around 500

b)

more than 800

c)

less than 300

d)

around 700

38.

Which of the following is not a biotic factor in an ecosystem?

a)

CO2

b)

predation (who eats who)

c)

competition for food

d)

producers

39.

The Sun is the source of all energy within an ecosystem. Plants depend on light from the sun in order to perform the process of photosynthesis. Sunlight is an example of what type of factor?

a)

Biotic

b)

Abiotic

40.

What would be the food source for organisms found in level 3?

a)

Producers

b)

Primary Consumers

c)

Secondary Consumers

d)

Tertiary Consumers

41.

A male meerkat weighs 2.2 kg, and he must consume 73 kcal/kg of bodyweight to maintain his bodyweight. How many kilocalories must he consume daily?

a)

2.2

b)

160

c)

73

d)

75

42.

A lion hunts and kills 1 wildebeest. The total energy available from the wildebeest is 25,000 kcal, and the total energy cost per wildebeest is 10,000 kcal. What is the net energy gained by the lion?

a)

25,000 kcal

b)

10,000 kcal

c)

35,000 kcal

d)

15,000 kcal

43.
Man made carbon dioxide comes from the burning of fossil fuels.  An example of a fossil fuel is
a)
wood
b)
oil
c)
shale
44.
Ocean acidification begins with 
a)
pollution from ships
b)
carbon dioxide released from combustion
c)
dumping of waste from cities into the ocean
45.
Carbon dioxide and seawater combine to form
a)
calcium carbonate
b)
carbon monoxide
c)
carbonic acid 
46.
The H+ ion is a(n)
a)
acid
b)
base
c)
neutral
47.
An example of a marine organism that needs calcium carbonate 
a)
a crab
b)
a shark
c)
an octopus
48.
Very slight increases in the acidity of seawater __________  marine organisms that make shells.
a)
doesn't bother
b)
has no effect on 
c)
is unhealthy and stresses
49.
Carbon dioxide levels in the air have changed throughout earth's history.  The difference today is how ______ the change is happening.
a)
rapidly 
b)
slowly 
c)
wide spread
50.
Marine organisms make their shells from calcium and
a)
chloride
b)
carbonate
c)
seawater
51.
As the ocean becomes more acidic, the pH of the water
a)
increases
b)
decreases
52.

What do some marine creatures do with the carbonate ion?

a)

use it as a food source

b)

use it as a defense mechanism

c)

use it to build shells and exoskeletons

d)

use it to cool body temperatures

53.

According to this slide

a)

CO2 is causing marine life to die by "poisoning' the water

b)

CO2 is destroying sea shells

c)

CO2 is formed from the combustion of Octane

54.

This image demonstrates that

a)

There is a direct correlation with the atmospheric CO2 and the CO2 in seawater

b)

That pH of the ocean increases as the atmospheric CO2 increases

c)

That there is no correlation between pH of the ocean and atmospheric CO2

55.
The graph below shows CO2 emissions and temperatures from 1909 to 1949.  What conclusion is best supported by the graph?
a)
There is no relationship between carbon dioxide concentrations and temperatures
b)
As carbon dioxide concentrations increase, temperatures increase
c)
As carbon dioxide concentrations increase, temperatures decrease
d)
As carbon dioxide concentrations decrease, temperatures increase
56.

What happens to water when it is dissolved with carbon dioxide?

a)

it becomes more acidic

b)

it becomes more basic

c)

it becomes healthier to drink

d)

it turns into coal

57.

Krill is extremely important to the food web in Antarctica. What is the name for this type of species?

a)

Producer species

b)

Important species

c)

Keystone species

d)

Cornerstone species

58.

Ocean acidification decreases diversity.

a)

True

b)

False

59.
What type of growth is shown in the diagram?
a)
exponential growth
b)
logistic growth 
c)
predator-prey cycle
d)
boom-bust curve
60.
Which type of growth is best illustrated by this rabbit population?
a)
exponential
b)
logistic
c)
S-shaped
d)
predator-prey
61.
What is the carrying capacity for this sheep population?
a)
1.8 million
b)
1.25 million
c)
1.6 million
d)
1.o million
62.
What point on the graph represents the carrying capacity?
a)
A
b)
B
c)
C
d)
D
63.
When a population grows past the ecosystem's carrying capacity, what happens to the population?
a)
Continues to grow
b)
The population starts to die off to return to carrying capcity
c)
The population will go extinct due to lack of resources
d)
The population grows then finds a new carrying capacity
64.
The graph of logistic growth can be described as...
a)
S-shaped
b)
J-shaped
c)
U-shaped