WorksheetsAfrica Unit Assessment
Total questions: 72
Worksheet time: 49mins
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?
13,520 kcal
13,500 kcal
234 kcal
26 kcal
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.
10,000 kcal
7,700 kcal
7,70 kcal
1000 kcal
The lion obtained enough energy for the day.
true
false
What trophic level is the lion?
producer
primary consumer
secondary consumer
tertiary consumer
What trophic level is the plant?
producer
primary consumer
secondary consumer
tertiary consumer
What directions would the arrows point?
left
down
towards what an organism eats
right
in the direction of energy flow
How much energy would the bird get?
400 kg
4,000 kg
10%
0.01%
Where does algae get it's energy?
sun
water
fish
bird
Who would be the most fit animal biologically?
The one who is the largest and strongest member of the group.
The one who is the fastest member of the group
The one who has many offspring that survived.
The one who mated with the most females.
Scientists have mapped the location of the genes on their chromosomes for hundreds of different species. The particular place on a chromosome where a gene is found is the __________________
genotype
phenotype
allele
locus
In California, coyotes, bobcats, and foxes all prey on small mammals such as squirrels and mice. Because those three predators need the same resources, they are an example of
a habitat
mutualism
competition
parasatism
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
competitive
fit
efficient
unlikely
E. coli are bacteria that live in the digestive system of many animals. E. coli use food the animal eats, out-compete other types of bacteria, produce vitamins, and occasionally cause illness. All of these make up the __________ of E. coli.
habitat
environment
phenotype
niche
A photo of all of a human's 46 chromosomes arranged in pairs that includes two X's would be a
normal male karyotpe
normal female karyotype
Down syndrome male
Down syndrome female
Humans have many different hair and eye colors as well as different blood types. Genes come in different versions to express these traits. The alternative forms are known as
loci
chromosomes
phenotypes
alleles
Relatively constant internal physical and chemical conditions that organisms maintain
adaptation
homeostasis
metabolism
temperature
Change over time; the process by which modern organisms have descended from ancient organisms
adaptation
evolution
development
transending
Heritable characteristic that increases an organism’s ability to survive and reproduce in an environment
adaptation
development
evolution
transcending
The combination of chemical reactions through which an organism builds up or breaks down materials
adaptation
development
homeostasis
metabolism
Series of steps in an ecosystem in which organism transfer energy by eating and being eaten
adaptation
Food chain
Food web
metabolism
Network of complex interactions formed by feeding the relationships among the various organisms in an ecosystem
adaptation
Food chain
Food web
metabolism
when energy is passed in an ecosystem from one trophic level to the next, only ten percent of the energy will be passed on.
genetics
kinetic energy
energy pyramid
10 % rule
graphical model of energy flow in a community.
Energy pyramid
heat
population
potential energy
level or a position in a food chain or ecological pyramid.
producer
Levels of organization
Trophic level
consumer
group of organisms that can reproduce with one another in nature and produce fertile offspring
kingdom
species
herbivores
family
Which of the following is NOT a human impact?
drought
war
agriculture
deforestation
Organisms that essential to the healthy functioning of an ecosystem are called
biotic species
keystone species
flagship species
essential species
Which of the following is/are sources of elephant DNA? Select all that apply.
dung
hair roots
tusks
skin cells
The length of a DNA fragment is measured in
mm (mililiters)
um (microliters)
cm (centimeters)
bp (base pairs)
The graph shows the changes in the mule deer population from 1978 to 2001. In what year was the population the highest?
1979
1983
1986
1991
Which of the following contains the Crime Scene DNA?
Bugsy
Dino
Daisy
Tootsie
The teeth and tongue of the oral cavity break foodstuff down physically. This is an example of
mechanical digestion
chemical digestion
absorption
peristalsis
A diagram representing the relationship between photosynthesis and cellular respiration is shown. The numbered boxes in the diagram represent which of the following?
1 - water and carbon dioxide; 2 - nitrogen and oxygen
1 - nitrogen and carbon dioxide; 2 - oxygen and water
1 - oxygen and glucose; 2 - carbon dioxide and water
1 - carbon dioxide and water ; 2 - water and glucose
Which of the following organisms perform cellular respiration?
A
D
B and C
All of these
What is the primary goal of Photosynthesis?
To produce energy in the form of light
to produce oxygen
to produce chloroplasts
to produce glucose for the plant
What is a claim?
Answers a question or problem
long and detailed paragraph
Explains why something happened
What is evidence ?
Answers a question
Anything you see, hear or read or experience that causes you to believe something is true.
Long and detailed paragraph
What is reasoning?
Answers a question
Explaining how evidence supports a claim
Used to prove something true or false
Why do we need evidence?
To answer a question
To show how and why
To prove our claim is true
What is an example of reasoning?
Honey is stored in hives.
Honeybees store their honey in hives.
Honeybees use hexagons to store the honey and pollen they bring to the hive.
What is an example of evidence?
Football players are 33% more likely to get injured than baseball players.
Football is more dangerous than baseball.
Baseball is a fun sport.
Why do we need reasoning?
To show how and why
to answer a question
To prove your claim is true
At a certain loci, a mother carries A/B and a cub carries B/C. What gene did dad give?
A
B
C
unable to tell
If a cub carries the alleles O/M at FCA71, who cannot be the father?
120
120 or 133
133
unable to tell
If these lions are parents, what must a cub carry at the FCA71 loci?
M/M only
M/N only
N/N only
M/M or N/N
Looking only at FCA40, which combos of alleles are possible in a cub?
A/A only
A/A or A/C
A/C only
None of these
