ecology

Question 1

Biotic

Answer 1

describes living factors in the environment

Question 2

Abiotic

Answer 2

describes the nonliving part of the environment, including water,rocks, light, and tempeture

Question 3

Population

Answer 3

a groupof organisms of the same species that live in a specific geographical area

Question 4

Community

Answer 4

all the populatiuons of species that live in the same habitat and interact with each other

Question 5

Ecosystem

Answer 5

a comunity of organisms and their abiotic environment

Question 6

Biosphere

Answer 6

the part of Earth where life exists

Question 7

Herbivore

Answer 7

an organism that eats only plants

Question 8

Carnivore

Answer 8

an organism that eats animals

Question 9

Omnivore

Answer 9

an organism that eats both plants and animals

Question 10

Food chain

Answer 10

the pathway of energy transfer through various stages as a result ofbthe feeding patterns of a seriuos of organisms

Question 11

Food web

Answer 11

a diagram that shows the feeding relationships between organisms in an ecosystem

Question 12

Energy pyramid

Answer 12

a trianglular diagram that shows an ecosystem’s loss of energy, which results as energy passes through the ecosystem’s food chain

Question 13

Carrying capacity

Answer 13

the largest population that an environment can support at any given time

Question 14

Prey

Answer 14

an organism that is killed and eaten by another organism

Question 15

Predator

Answer 15

an organism that eats all or part of another organism

Question 16

Mutualism

Answer 16

a relationship between two species in which both species benefit

Question 17

Commensalism

Answer 17

a relationship between two organism in which on eorganism benefits and the other is unaffected

Question 18

Parasitism

Answer 18

a relationship between two species in which one species, the parasite, benefits from the other species,the host,which is harmed

Question 19

Producers

Answer 19

an organism that can make its own food by using energy from its surroundings.

Question 20

Decomposers

Answer 20

an organism that gets energy by breaking down the remains of dead organisms or animal wastes and consuming or absorbing the nutrients.

Question 21

Desert

Answer 21

an area that has little or no plant life, long periods without rain, and extreme tempatures; usually found in hot climates.

Question 22

Tundra

Answer 22

a treeless plain found int he artic, in the antartic or on the tops of mountains thst is charcterized by very low winter temperatures and short, cool summers.

Question 23

Temperate deciduous forest

Answer 23

a biome that has many deciduous trees which drop their leaves in the fall.

Question 24

Tropical rainforest

Answer 24

very high annual rainfall, high average temperatures, nutrient-poor soil, and high levels of biodiversity

Question 25

Coniferous forest

Answer 25

trees that grow needles instead of leaves and cones instead of flowers.

Question 26

Savanna

Answer 26

a grassland that often has scattered trees and that is found in tropical and subtropical areas where seasonal rains,fires,and drought happen.

Question 27

Temperate grassland

Answer 27

having grasses as the dominant vegetation.