Interactions Among Living Things Study Guide · 2020. 1. 3. · Interactions Among Living Things...
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Name: _____________________________________ Date: ____________________________ Interactions Among Living Things Study Guide Question Answer Score Ecology The study of how living things & their environment interact. 0 1 2 Biosphere All the ecosystems on Earth. 0 1 2 Ecosystem All the interacting living and nonliving things in an area. 0 1 2 Community All the populations living in an area. 0 1 2 Population All the organisms of one species that live in an area at the same time. 0 1 2 Organism Individual living thing. 0 1 2 Abiotic Factors Nonliving facts in an ecosystem Ex. Light, water, soil, temperature, air & minerals 0 1 2 Biotic Factors Living parts of an ecosystem Ex. Plants, animals, fungi, protists & bacteria 0 1 2 Habitat The place where an organism lives. 0 1 2 Niche An organism’s role in the ecosystem. 0 1 2 Sun The original source of energy in an ecosystem. 0 1 2 Producers Use sunlight to make food. 0 1 2 Herbivore An animal that eats only plants. Ex. Panda 0 1 2 Carnivore An animal that eats only other animals. Ex. Lion 0 1 2 Omnivore An animal that eats both plants & animals. Ex. Bear 0 1 2 Scavenger An animal that feeds on the remains of dead animals. Ex. Vulture 0 1 2
Transcript of Interactions Among Living Things Study Guide · 2020. 1. 3. · Interactions Among Living Things...
Name: _____________________________________ Date: ____________________________
Interactions Among Living Things Study Guide
Question Answer Score
Ecology The study of how living things & their environment interact.
0 1 2
Biosphere All the ecosystems on Earth. 0 1 2
Ecosystem All the interacting living and nonliving things in an area.
0 1 2
Community All the populations living in an area. 0 1 2
Population All the organisms of one species that live in an area at the same time.
0 1 2
Organism Individual living thing. 0 1 2
Abiotic Factors Nonliving facts in an ecosystem Ex. Light, water, soil, temperature, air &
minerals
0 1 2
Biotic Factors Living parts of an ecosystem Ex. Plants, animals, fungi, protists & bacteria
0 1 2
Habitat The place where an organism lives. 0 1 2
Niche An organism’s role in the ecosystem. 0 1 2
Sun The original source of energy in an ecosystem. 0 1 2
Producers Use sunlight to make food. 0 1 2
Herbivore An animal that eats only plants. Ex. Panda
0 1 2
Carnivore An animal that eats only other animals. Ex. Lion
0 1 2
Omnivore An animal that eats both plants & animals. Ex. Bear
0 1 2
Scavenger An animal that feeds on the remains of dead animals.
Ex. Vulture
0 1 2
Decomposers Organisms that break down dead or decaying organisms, and produce chemicals that enrich
the soil. Ex. Mushrooms
0 1 2
Prey A living thing that is hunted for food. 0 1 2
Predator A living thing that hunts other living things for food.
0 1 2
Symbiosis Relationship between two kinds of organisms over a period of time that sometimes have either beneficial or harmful effects on the
organisms.
0 1 2
Mutualism When both the organisms benefit from the relationship.
Ex. Oxpecker bird eats parasites off of a
zebra, which provides food for the bird & fewer parasites for the zebra.
0 1 2
Parasitism One organism feeds on or in another organism and may harm it.
Ex. A flea lives off the blood of a cat or dog.
0 1 2
Commensalism One organism benefits from another without harming or helping it.
Ex. Orchids attach themselves to tree trunks
to get sunlight without harming the tree.
0 1 2
