WorksheetsHomeostasis Storyline Review
Total questions: 29
Worksheet time: 16mins
Variety of life in an area or ecosystem
biodiversity
abiotic factors
homeostasis
trophic cascade
Top-down effects of a trophic level being removed impacting the entire ecosystem
biodiversity
abiotic factors
homeostasis
trophic cascade
non-living
biodiversity
abiotic factors
keystone species
trophic cascade
heterotroph who regulates the health of an ecosystem; if removed, a large negative effect is caused throughout the ecosystem
biodiversity
keystone species
homeostasis
trophic cascade
living
biodiversity
biotic
homeostasis
trophic cascade
regulation of internal environment with changing external environment; keeps a population steady
biodiversity
biotic
homeostasis
trophic cascade
Which of these describes a positive feedback loop?
decrease in deer population causes a decrease in wolf populations
increase in wolf populations causes a decrease in deer population
neither
Which of these describes a negative feedback loop?
decrease in deer population causes a decrease in wolf populations
increase in wolf populations causes a decrease in deer population
neither
How can humans positively impact an ecosystem?
create protective barriers for the conservation of species
implement laws
increase poaching
remove trees for farm land
variation
different hair colors in the classroom
fish have 1000 babies
tusks on male elephants allows them to fight
child looks a bit like mom & dad
overproduction
different hair colors in the classroom
fish have 1000 babies
tusks on male elephants allows them to fight
child looks a bit like mom & dad
adaptation
different hair colors in the classroom
fish have 1000 babies
tusks on male elephants allows them to fight
child looks a bit like mom & dad
descent with modification
different hair colors in the classroom
fish have 1000 babies
tusks on male elephants allows them to fight
child looks a bit like mom & dad
Based on what you know about homeostasis, the black dotted line represents the ...
kelp
urchins
starfish
Black moths survive better than white moths.
directional selection
disruptive selection
stabilizing selection
Medium length tails in cats are better than short or long.
directional selection
disruptive selection
stabilizing selection
White rabbits, the intermediate color, are spotted easier by prey.
directional selection
disruptive selection
stabilizing selection
What is the carrying capacity?
1.6
1.9
2.0
1.5
examples of density dependent factors....
What abiotic factors influence this population?
decreasing O2
low food supply
diseases
limited space
How would the carrying capacity of the fish population be affected if there was less environmental resistance? (aka limiting factors)
How does an increase in carbon dioxide change the pH levels of the ocean?
Organize these pH levels to their pH classifications
2
6
7
8
14
pure water
ocean water
tomato
categorize
plants make food
consumers cannot do this process
consumers break down food for energy
producers break down food for energy
Which of these occurs in the mitochondria?
anaerobic respiration
electron transport chain
krebs cycle (citric acid cycle)
glycolysis
Which of these occurs in the cytoplasm?
anaerobic respiration
electron transport chain
krebs cycle (citric acid cycle)
glycolysis
As exercise increases, what would happen?
breathing rate increases, blood flow increases, intake of O2 increases
breathing rate decreases, blood flow increases, intake of O2 increases
breathing rate increases, blood flow decreases, intake of O2 increases
breathing rate increases, blood flow increases, intake of O2 decreases
Oxygen is inhaled through the mouth and nose, then...
lungs (bronchioles)
alveoli
capillaries
red blood cells
Select all defining factors of active transport
energy
facilitated diffusion
against concentration gradient
osmosis
