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Ecology

a crossword puzzle by
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Ecology

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Across:

4.	a symbiotic relationship where both species benefit
8.	the study of the interactions between organisms and the nonliving components of their environment
10.	a role or profession of an organism in its community and in ecology
11.	response to chemicals causing movement toward or away from the source
15.	behavior that an organism does without any observation or instruction
17.	a measure of the number of different species in an ecosystem
18.	physical, physiological, or behavioral traits that enable an organism to be more successful in its environment
19.	the physical location of a population
20.	an interaction in which one organism captures and feeds on another organism
21.	a symbiotic relationship in which one member benefits and the other member is unaffected

Down:

1.	a symbiotic relationship in which one member benefits and the other member is harmed
2.	an organism's adaptation to avoid predation
3.	the first moving object they observe is followed as if it were their mother
5.	the principle that explains why plants bend toward the light
6.	response to touch
7.	the principle that explains why roots grow downward and stems grow upwards
9.	conditioning that is a way of learning that comes from experience
12.	looks similar to a poisonous organism that is avoided by predators
13.	species with broad niches
14.	the ultimate energy for all life on earth
16.	the surface of the Earth (air, water and land) where living things exist

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Ecology

1

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G

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Across:

4.	a symbiotic relationship where both species benefit
8.	the study of the interactions between organisms and the nonliving components of their environment
10.	a role or profession of an organism in its community and in ecology
11.	response to chemicals causing movement toward or away from the source
15.	behavior that an organism does without any observation or instruction
17.	a measure of the number of different species in an ecosystem
18.	physical, physiological, or behavioral traits that enable an organism to be more successful in its environment
19.	the physical location of a population
20.	an interaction in which one organism captures and feeds on another organism
21.	a symbiotic relationship in which one member benefits and the other member is unaffected

Down:

1.	a symbiotic relationship in which one member benefits and the other member is harmed
2.	an organism's adaptation to avoid predation
3.	the first moving object they observe is followed as if it were their mother
5.	the principle that explains why plants bend toward the light
6.	response to touch
7.	the principle that explains why roots grow downward and stems grow upwards
9.	conditioning that is a way of learning that comes from experience
12.	looks similar to a poisonous organism that is avoided by predators
13.	species with broad niches
14.	the ultimate energy for all life on earth
16.	the surface of the Earth (air, water and land) where living things exist

© 2026 PuzzleFast.com, Noncommercial Use Only