WorksheetsSummary Assignment
Total questions: 181
Worksheet time: 4hrs 58mins
In the relationship between a shark and a seal. The shark is a _______________?
parasite
prey
predator
host
A parasite that lives on the outer surface of an organism is called an _________________?
ectoparasite
host
prey
endoprasite
The tapeworm lives inside the intestinal tract of organisms. this type of animal is know as ________________?
prey
decomposer
endoparasite
ectoparasite
An organism that produces its own food is called a ________________?
consumer
producer
decomposer
parasite
Consumer
An organism that consume the plants or producers
An organism that is preyed upon
An organism the break down dead organic matter
Fungi is an example of a decomposer
true
false
What is a scavenger?
A consumer that eats dead animals that have already been killed by other animals; does not recycle nutrients
A carnivore that eats what it kills
Eats plants and meat
Eats plants only
Which is an example of a scavenger?
Mushroom
Fungi
Vulture
Pelican
When the ringed seal is feeding on krill (zooplankton), it is a __________ consumer.
primary
secondary
tertiary
quaternary
How can the orca be a 5th level consumer?
phytoplankton --> krill --> ringed seal --> polar bear--> orca
phytoplankton --> krill --> arctic cod --> orca
phytoplankton --> krill --> arctic cod --> ringed seal --> polar bear--> orca
phytoplankton --> krill --> arctic cod --> polar bear--> orca
Which organism can be considered an herbivore?
phytoplankton
zooplankton
arctic cod
ringed seal
Which organisms in the food web compete with each other for food sources?
krill and arctic cod
polar bear and orca
krill and ringed seal
phytoplankton and zooplankton
A lion stalks a herd of antelope wading in a pond. A flock of water birds on the shore become startled by the sound of the lion’s approach and fly away with a great deal of noise. The birds’ sudden departure gives warning to the antelope, and they are also able to escape safely. What type of relationship exists between the birds and the antelope?
competition
mutualism
commensalism
parasitism
A lichen is a combination of two organisms, an alga and a fungus. The fungus gets its food from the alga while the alga gets water from the fungus. This is an example of which relationship?
competition
mutualism
commensalism
parasitism
What type of relationship is going on between the hippopatmus and the fish?
A lion stalks a herd of antelope wading in a pond. A flock of water birds on the shore become startled by the sound of the lion’s approach and fly away with a great deal of noise. The birds’ sudden departure gives warning to the antelope, and they are also able to escape safely. What type of relationship exists between the birds and the antelope?
competition
mutualism
commensalism
parasitism
Symbiotic relationships (a) biodiversity because, often, the different species support each other to thrive and survive.
Match the following types of relationships to their descriptions:
Both organisms are harmed by fighting over a resource
Competition
One organism benefits at the expense of the other
Parasitism
One organism benefits while the other remains neutral
Commensalism
Both organisms benefit (help each other)
Mutualism
(a) is a common type of symbiosis because all the species involved benefit. For example, a hummingbird drinks (b) from a flower, gaining food. The flower is (c) by the bird. Both species help each other.
In (a) , one species harms another species to benefit themselves. For example, a flea bites a dog to get (b) . This leaves the (c) with itchy bite marks.
A cowbird lays its eggs in the nest of another bird. The other bird expends energy to take care of the baby, finding it food until it's big enough to leave the next. What kind of relationship is this?
parasitism
mutualism
commensalism
competition
Barnacles create home sites by attaching themselves to whales.
Mutualism
Commensalism
Parasitism
Ticks feed on deer blood with harms the deer.
Mutualism
Commensalism
Parasitism
Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers. Both species benefit.
Mutualism
Commensalism
Parasitism
Hermit crabs live in shells made and then abandoned by snails.
Mutualism
Commensalism
Parasitism
Honey guide birds alert and direct badgers to bee hives. The badgers feed on the honey and then allow the birds to eat.
Mutualism
Commensalism
Parasitism
Mistletoe extracts water and nutrient from the spruce tree it is attached to.
Mutualism
Commensalism
Parasitism
Barnacles create home sites by attaching themselves to whales.
Mutualism
Commensalism
Parasitism
Ticks feed on deer blood with harms the deer.
Mutualism
Commensalism
Parasitism
Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers. Both species benefit.
Mutualism
Commensalism
Parasitism
Hermit crabs live in shells made and then abandoned by snails.
Mutualism
Commensalism
Parasitism
Honey guide birds alert and direct badgers to bee hives. The badgers feed on the honey and then allow the birds to eat.
Mutualism
Commensalism
Parasitism
Mistletoe extracts water and nutrient from the spruce tree it is attached to.
Mutualism
Commensalism
Parasitism
A tapeworm lives in the intestine of a cat absorbing nutrients through its skin. A tapeworm and a cat have this type of relationship.
mutualism
parasitism
commensalism
competition
Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants.
Predation
Parasitism
Commensalism
Mutualism
Mockingbirds will push the eggs out of a blue bird's nest and use the nest for it's own babies illustrating...
commensalism
parasitism
mutualism
predation
Clown fish live among anemones, acting as a lure for the sea anemone's prey. The clown fish get protection and shelter from the anemone. This is an example of which type of symbiosis?
Commensalism
Mutualism
Parasitism
A bee and a flower work together to benefit each other. This is an example of a ______. The bee helps the flower by pollinating it and the flower helps the bee by providing it with nectar.
commensalistic relationship
parasitic relationship
mutualistic relationship
Hookworms enter the human body by burrowing into the skin of the feet. Once in the skin, they enter the bloodstream and travel to the small intestine where they attach to the walls and begin to drink the person's blood and weaken the victim.
mutualism
commensalism
parasitism
Lichens are close associations of fungi and algae. The fungi hold the water supply and the algae perform photosynthesis to manufacture carbohydrates for both organisms.
mutualism
commensalism
parasitism
In the jungles of South America lives a thorn tree call an acacia. A species of ant eats secretions of the acacia, drinks its sap, and raises its young in the hollow thorns. The ants also keep competing vines from growing near the acacia tree and they help repel any insects that would damage the acacia tree.
mutualism
commensalism
parasitism
Lactobacilli are a type of bacteria that live in our lungs and destroy many of the microorganisms that enter our respiratory system. They are highly adapted to living in our lungs and can't survive in many other habitats.
mutualism
commensalism
parasitism
In which type of symbiotic relationship do both species benefit?
Commensalism
Parasitism
Mutualism
Predation
In which type of symbiotic relationship does one species benefit while the other species is unaffected?
Commensalism
Parasitism
Mutualism
Predation
In which type of symbiotic relationship does one species benefit while the other species is harmed?
Commensalism
Parasitism
Mutualism
Predation
In which type of symbiotic relationship does the predator eat it's prey?
Commensalism
Parasitism
Mutualism
Predation
A certain species of bird follows cows through a pasture and eats insects that cows stir up. The cows are not affected. Which type of symbiotic relationship is described?
Commensalism
Parasitism
Mutualism
Predation
A shrimp is warned of danger by a fish and the fish gets a home dug by the shrimp. Which type of symbiotic relationship is this?
Commensalism
Parasitism
Mutualism
Predation
A bear hunts for a fish down by the river and captures one. Which type of symbiotic relationship is described?
Commensalism
Parasitism
Mutualism
Predation
Which statement is true about symbiotic relationships?
Both species benefit
Neither species benefit
At least one species benefits
At least one species is harmed
Which of the following is an example of symbiosis?
A mother bear taking care of her cub
A married couple who agree to split their rent and share housework duties.
A worm living in a cow's intestine.
One chimp cleaning and grooming the hair of another chimp.
Which of the following is an example of a parasite?
A flea
An orchid
An Egyptian plover
The bacteria that live in human intestines
How is commensalism different from mutualism?
In commensalism, one species benefits while the other is unharmed; in mutualism, both species benefit
In commensalism, one species is harmed while the other benefits; in mutualism, both species benefit
In commensalism, neither species is harmed; in mutualism, one species is harmed
In commensalism, both species benefit; in mutualism, one species is harmed
When a honeybee pollinates flowers, the bee gets access to nectar, while the flowers gain the chance to reproduce. This is an example of:
Amensalism
Commensalism
Parasitism
Mutualism
Remoras are fish that swim alongside sharks, eating scraps that the sharks leave behind. This is an example of:
Amensalism
Commensalism
Parasitism
Mutualism
Hermit Crabs live in shells made and then abandoned by snails.
Commensalism
Parasitism
Competition
What is an exchange rate?
The rate at which goods are exchanged between two countries
The price of one nation's currency in terms of another's
How many US dollars you can exchange for RMB at Travelex
The price of goods in terms of a foreign currency
According to the table, what is the Euro equivalent of 1 USD?
1.32 Euros
0.53 Euros
.76 Euros
1.59 Euros
If the exchange rate is £1 = $1.25, what is $2250 equivalent to in £ pounds?
£1800
£2813
£2250
None of the answers
£1700
If the exchange rate is £1 = $1.25, how much does $1 equal in £ pounds?
£0.80
£0.85
£0.75
£1.25
None of the answers
Use Google to find this answer. Approximately how much is £1 equal to in Chinese Yuan? Select closest answer.
8.9 Yuan
10 Yuan
9.5 Yuan
7.9 Yuan
If £1 = €1.26 and £1 = $1.50, approximately how much does €1 equal in $ dollars?
$1.19
$1.11
$1.06
$1.29
Change 450 Croatian Kuna into British Pounds.
If necessary, round your answer to 2 decimal places...
56.96
3555
2043
99.12
How many Pesos would a person from Mexico need to trade for 20 USD? Hint: divide 20 USD by its exchange rate.
40 pesos
400 pesos
4 pesos
4000 pesos
Mark is traveling to Brazil from the U.S. Can Mark use USDs in Brazil?
Yes
No
After coming back from America, you have 500 USD left. You want to convert the 500 USD to AUD, how much will you get? (1 AUD = 0.68 USD)
500 / 0.68
500 x 0.68
600 /0.68
600 x 0.68
$1.00 is equal to 530.70 Armenian Drams. How many drams could you get with a $20 bill?
(a)
3 U.S. quarters is equal to $0.99 in Australia. If I had 2 dimes, how much would I have in Australian money?
(a)
Currently, 1 Bitcoin equals $58,956.18. In 2010, 1 Bitcoin equaled $0.08. What was the percent INCREASE from 2010 until now?
(a)
A bank converts U.S. dollars to European euros at a rate of $1 for 0.88 euros. Kelsey wants 100 euros for her trip to Europe. How much money, in dollars, does Kelsey need to give the bank?
(a)
Which 3 of these are an example of a UNIT RATE?
Danish Krone cost $6.34 per US dollar
Sylvia exchanges 78.6 Egyptian pounds for $5
It takes $0.14 to buy 10 Indian Rupees
The current exchange rate calls for 109.55 Kenyan Shillings for every US dollar
A tour guide divides gives out 1.03 Mexican Pesos per nickel
Barbara wants to buy a jacket that costs 175 Polish zloty. She has $45.
$1 = 3.97 Polish zloty
So...$45 = (a) Polish zloty
Lucas and Mateus have been collecting coins they find on the ground. Lucas has $3.23 and Mateus has $2.87.
How much less money does Mateus have than Lucas (in cents)?
(a)
Matthew bought 7 candy bars that cost $1.20 each.
He paid with 9 one-dollar bills.
How much change did Matthew receive?
(a)
Dennis wants to buy a sweater that costs 197 Chinese yuan. He has $30.
$1 = 6.57 Chinese yuan
Does Dennis have enough money to buy the sweater?
Yes; he will have 0.1 Yuan left over
No; he is short by $1
Yes; he has exactly enough
No; he needs 0.5 yuan
100 Thai Bahts is equivalent to $3.20. What is the exchange rate?
(a)
1 USD = 155 JMD.
Convert 30 USD to JMD
0.019 JMD
4,650 JMD
0.19 JMD
4,000 JMD
Jim has $50 USD that he wants to convert into Jamaican dollars. How much money in Jamaican dollars will he receive? (1USD = 160JMD)
800 JMD
0.31 JMD
0.031 JMD
8000 JMD
The selling is the rate at which a bank is willing to sell foreign currency.
True
False
1 GBP = 215 JMD.
Convert 9000 JMD to GBP
1,935,000 GBP
4.19 JMD
4.19 GBP
None of the above
Jane has $50,000 JMD that she wants to convert into Canadian dollars. How much money in Canadian dollars would she receive? (1CAD = 110JMD)
454.55 CAD
550,000 CAD
45.55 JMD
50,000 CAD
The _____________ rate is the rate at which the bank is willing to sell foreign currency.
Buying
Selling
Lower
None of the above
1GBP = 170 JMD.
Convert 3000 JMD to GBP
1765 JMD
51,000 GBP
1700 JMD
17.65 GBP
Dave has $350 USD that he wants to convert into Jamaican dollars. How much money in Jamaican dollars will he receive? (1USD = 160JMD)
2.19 USD
5600 JMD
56,000 JMD
2.19 JMD
The exchange rate tells us the amount of currency of a country that is equivalent to an amount of currency of another country.
True
False
1 CAD = 130 JMD
Convert 315 JMD to CAD
2.42 CAD
40,950 CAD
242 JMD
40950 JMD
Identify whether the given amount increased or decreased.
From 45 ft to 92 ft.
Increase
Decrease
Identify whether the given amount increased or decreased.
From 94 miles to 34 miles.
Increase
Decrease
Identify whether the given amount increased or decreased.
From 188 m to 42 m.
Increase
Decrease
Identify whether the given amount increased or decreased.
From $328 to $333.
Increase
Decrease
Identify whether the given amount increased or decreased.
Olivia scored 82 points on the first math test of the year. On the second math test, she scored 78 points
Increase
Decrease
Identify whether the given amount increased or decreased.
The average cost of a gallon of gas during July was $2.45. The average cost of a gallon of gas during August was $2.78.
Increase
Decrease
Identify whether the given amount increased or decreased.
There were 134 people in attendance at the school football game last Friday. This week there were 246 people in attendance at the school football game.
Increase
Decrease
Identify whether the given amount increased or decreased.
On Monday, Jake could lift 25 lbs. One month later he could lift 45 lbs.
Increase
Decrease
Identify whether the given amount increased or decreased.
It costs Charlie’s Car Repair Shop $27 to change the oil. The shop charges their customers $40 for an oil change.
Increase
Decrease
Show your work and write your answer on the space provided.
Isaac is growing a tomato plant. When he measured his plant in June, it was 4.5 inches tall. By July, it was 11.25 inches tall. What was the percent increase in the height of Isaac’s tomato plant from June to July?
Show your work and write your answer on the space provided.
There were 425 people at the Lincoln County High School football game last week. This week, 357 people attended the game. What was the percent decrease in attendance?
The circulation of a newsletter decreased from 6500 to 3575. What was the percentage decrease in circulation?
4.5%
45%
55%
181%
Show your work and write your answer on the space provided.
Sonya’s heart rate was 76 beats per minute. She ran a mile on her treadmill and checked her heart rate again. This time, her heart rate was 133 beats per minute. What was the percent increase in Sonya’s heart rate?
Amber got a raise. Her hourly wage increased from $8 to $10 an hour. How much did Amber’s hourly wage increase?
(a)
Which of the follow proportions could be used to find the percent that Amber's wage increase?
Remember:
108=100x
102=100x
82=100x
810=100x
What percent did Amber's wage increase?
Remember:
82=100x can be used to find the percent increase.
25%
4%
50%
400%
Alex had an 80 in math on his first progress report. On his second progress report he had a 72. By how many points did Alex's grade decrease?
(a)
Which of the following proportions could be used to find the percent that Alex's grade decreased?
728=100x
8072=100x
1008=80x
808=100x
By what percent did Alex's math grade decrease?
Remember:
80%
10%
1,000%
64%
How are you feeling about solving percent increase and decrease problems?
I feel great! I can do these problems on my own.
I am doing ok. I still need some more practice.
I have no clue how to do these problems.
You decide to go see a movie with your friends over Thanksgiving Break. If you buy the ticket before noon, the price is $5. However, if you purchase the ticket after noon, the price increase to $8. By what percentage did the price increase?
55%
95%
60%
160%
Yesterday, Mrs. Dusterhoft had 70 tests to grade. Today she has 21 tests to grade. By what percentage did the number of tests she has to grade decrease?
60%
70%
30%
231%
Ms. Hall needs a new pair of climbing shoes. She found a pair at Academy that originally cost $80. The shoes are on sale for $68. By what percentage was the price of the shoes decreased?
12%
15%
32%
10%
There were 28 students in the chess club. If the number of students in the chess club increased by 50%, how many new students are in the chess club?
28
50
20
14
Challenge Problem: Nathan usually drinks 40 ounces of water a day. He read that he should drink 50% of his body weight (ie, 50 lbs = 50 oz of water). If Nathan weighs 128 pounds, by what percentage does he need to increase the number of ounces of water he drinks?
60%
50%
160%
64%
Find the sum of the exterior angle measures of the pentagon.
360
72
720
144
What is the measure of each exterior angle for the following heptagon?
360
900
51.429
128.571
What is the sum of the exterior angle measures of the following decagon?
30
1800
360
150
What is the sum of the interior angle measures of the following hexagon?
360
120
60
720
Math is my favorite subject!! :)
True
False
Find the sum of the interior angles of a 16-gon
157.5
2520
360
22.5
What is the sum of the measures of the exterior angles in a 20-gon?
360
18
127
25
What is the measure of each exterior angle of a dodecagon?
360
30
1800
150
What is the measure of each interior angle of an octagon?
135
1080
360
45
What is the measure of each interior angle of a hexagon?
720
120
360
60
Solve for x. Use (n-2)180 to determine what to set the equation equal to.
120
60
150
180
Solve for x. Use the sum of exterior angles to determine what to set the equation equal to.
72
360
68
180
measures 36°. How many sides does
the polygon have?
What is the SUM of the exterior angles of a 20-gon?
180
360
3240
162
What is the measure of each interior angle of a regular octagon?
135
180
145
190
The measures of one interior angle of a regular polygon is 140o. What is the name of the polygon?
Decagon
Nonagon
Heptagon
Hexagon
What is the formula for the sum of interior angles in a polygon?
180(n−2)
180(n−2)÷n
360
360/n
What is the formula for the sum of exterior angles in a polygon?
180(n−2)
180(n−2)÷n
360
360/n
What is the formula for one exterior angle in a regular polygon?
180(n−2)
180(n−2)÷n
360
360/n
What is the formula for one interior angle in a regular polygon?
180(n−2)
180(n−2)÷n
360
360/n
What is the sum of the degrees of the interior angles of a 19-gon?
3420 degrees
3060 degrees
3780 degrees
3530 degrees
If the sum of the interior angles of a polygon is 1800°, how many sides does it have?
*Hint* - Use your equation, but plug your value for S in and now solve for n.
10 sides/ Decagon
12 sides/ 12-gon
8 sides/ Octagon
11 sides/ 11-gon
What the measure of the missing angle X?
(a)
What is the measure of an interior angle of a regular 15-gon?
(a)
What is the value of x?
*Hint* This is a regular polygon because all of the sides are marked as congruent. So to solve you need to find the value of each angle, then set that equal to 16x + 23.
(a)
What is the measure of each exterior angle of a regular decagon (10 sides) ?
*Hint* Regular means all of the sides and all of the angles are equal, including the exterior angles.
(a)
What is the value of x?
*Hint* You need to add the values together and set them equal to the sum of the exterior angles.
(a)
If PQRS is a parallelogram, find the value of x.
*Hint* Remember that in parallelograms, opposites sides are congruent.
(a)
If PQRS is a parallelogram, find the value of y.
*Hint* Remember that in parallelograms, consecutive angles are supplementary.
(a)
Thanks for checking in today!
Last question!
Tell me one thing you are thankful for this week.
What is the sum of interior angles for a pentagon?
900
540
360
108
What is the sum of interior angles for a 27-gon?
4860
4500
3700
2700
What is the sum of exterior angles for a 27-gon?
4860
4500
360
270
What is the measure of a single exterior angle for a regular pentagon?
360
108
72
36
If an exterior angle of a regular polygon has a measure of 36 degrees, how many sides does it have?
10
3
7
11
If an interior angle of a regular polygon has a measure of 120 degrees, how many sides does it have?
6
12
5
8
Solve for x
94
25
36
180
