Energy
Nutrition
Relatedness & DNA
Matter Cycles
Interactions
Diffusion
Limiting Factors & Populations
100
Where would primary consumers be found?
B
100
Amino Acids are the monomers of __________.
Proteins
100
Which two organisms are more closely related?
X & Y
100
In the movie Elf (2003), what was Buddy the Elf's dad's name?
Walter
100
What do we call species that can cause a trophic cascade if they disappear from their ecosystem?
Keystone Species
100
Diffusion is the movement of particles from a ________ to ________ concentration.
High to Low
100
If there is a population of 108 urchins and 27 have dark coloration, what percentage is that?
25%
200
At what level would there be the greatest amount of energy?
A
200
The main source of nutrition for primary consumers is __________.
Carbohydrates
200
Of the three populations of lions, below, which ones are more closely related?
Botswana and Etosha
200
Which nutrient cycle does the diagram represent?
Carbon Cycle
200
What’s the best-selling Christmas movie of all time?
The Grinch (2018) - $538,920,602
200
What must happen to the protein and starch in order to diffuse into the cell?
Digestion
200
Historically, the ocean's pH has averaged 8.3. Recently, however, it has dropped to 8.1. Relatively, the ocean is now more
Acidic
300
How much energy is lost from one trophic level to the next?
90%
-10% moves from one trophic level to the next
300
Of the macromolecules used for nutrition, which one contains nitrogen?
Proteins
300
How are geographic and genetic data usually related?
The closer two populations are on a map, they more closely related they are.
300
During which time of year would you expect the most photosynthesis to occur? Spring, Winter, or Autumn
Spring
300
In our lab, how did the sea urchin population change due to selective pressure?
Size
300
What percentage of your grade does your final exam count for?
20% OR 1/5TH
300
If there are 56 otters and 8 have a white stripe, how do you calculate the % of otters with a white stripe?
8/56 x 100
400
Which is the most accurate depiction of a food chain?
Grass -> Grasshopper -> Bird
Grass <- Grasshopper <- Bird
Grass -> Grasshopper -> Bird
400
Turtles are herbivores. Which of the macromolecule(s) should make up most of its diet?
Carbohydrates
400
Based on the phylogenetic tree, which population should we expect to live closest to Population E?
D
400
What types of organisms have mitochondria?
Producers and Consumers
400
The species known as "Reindeer" are also known as what in North America?
Caribou
400
What process is represented at A and B?
A = Digestion
B = Cellular Respiration
400
What is the carrying capacity for the lynx population?
Roughly 80,000
500
If trophic level A has 235,000 kcal of energy available, how much energy would be available for secondary consumers?
2,350 kcal
500
Lions are carnivores. What macromolecules make up most of their diet? (list 2)
Proteins and Lipids
500
Which male is the father?
Male 2
500
Which organisms transform atmospheric nitrogen into a usable form for other organsims?
Bacteria
500
Complete the food chain for the weasel.
Oak Leaves -> vole -> weasel -> fox
500
What cellular structure is crucial to maintain homeostasis for all living organisms?
Cell Membrane
500
How many candles are on a menorah?
9 candles — one for each night of Hannukah and one for the shamash or helper candle