Honors Biology- Ecology Exam Questions and Answers 100% Solved
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Course
Honors Biology
Institution
Honors Biology
Honors Biology- Ecology Exam
Questions and Answers 100% Solved
What is ecology? - the study of interactions between organisms and
between the environment
Define ecosystem - abiotic and biotic factors that make up the
ecosystem; community of interacting organisms and their physical
environment...
What is ecology? - ✔✔the study of interactions between organisms and
between the environment
Define ecosystem - ✔✔abiotic and biotic factors that make up the
ecosystem; community of interacting organisms and their physical
environment
What is the difference between a population and a community? -
✔✔Population- group of individuals of the same species
Community- all populations of different species that live and interact in the
same area
Compare and contrast biotic and abiotic factors. List 2 examples -
✔✔biotic- living ex: eukaryotic and prokaryotic organisms
abiotic- nonliving ex: Ph, temperature
Contrast between a food chain and a food web - ✔✔Food chain- a simple
food path involving a sequence of organisms, each of which is for the next
, Food web- multiple food chains that are interconnected, and are more
complex than food chains
List the order of the food chain according to what tropic level each is on,
and also put the names of animals at each level. - ✔✔1st Level- Autotroph
GRASS
2nd Level- Primary Consumer BUNNY
3rd Level- Secondary Consumer PERSON
4th Level- Tertiary BEAR
Define herbivore, carnivore, and omnivore - ✔✔H- eats plants
C- eat meat
O- feeds on plants and animals
Define a trophic level - ✔✔each of several hierarchical levels in an
ecosystem, comprising organism that share the same function in the food
chain and the same nutritional relationship
What is the 10% rule? - ✔✔only 10% of the energy in one trophic level is
maintained to the next
Where does the other 90% go? - ✔✔heat and waste
Define biomass - ✔✔the dry weight of all organic matter contained in the
organisms within an organism
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