ecology

Question 1

Biotic

Answer 1

A living thing

Question 2

Abiotic

Answer 2

non living thing

Question 3

Population

Answer 3

all the inhabitants of a particular town area or country

Question 4

Community

Answer 4

a group of people living in the same place or having a particular characteristic in common

Question 5

Ecosystem

Answer 5

a biological community of interacting organisms and their physical environment

Question 6

Biosphere

Answer 6

the regions of the surface atmosphere and hydrosphere of the earth

Question 7

Herbivore

Answer 7

an animal that feeds on plants

Question 8

Carnivore

Answer 8

an animal that feeds on flesh

Question 9

Omnivore

Answer 9

an animal or person that eats food of both plant and animal origin

Question 10

Food chain

Answer 10

A food chain shows how organisms are related to each other by the food they eat

Question 11

Food web

Answer 11

a system of interlocking and interdependent food chains

Question 12

Energy pyramid

Answer 12

graphical representation designed to show the biomass or bio productivity at each tropic level in a given ecosystem

Question 13

Carrying capacity

Answer 13

the number or quantity of people or things that can be conveyed or held by a vehicle or container

Question 14

Prey

Answer 14

an animal that is hunted and killed by another for food

Question 15

Predator

Answer 15

an animal that naturally preys on others

Question 16

Mutualism

Answer 16

the doctrine that mutual dependence is necessary to social well being

Question 17

Commensalism

Answer 17

an association between two organisms in which one benefits and the other derives neither benefit nor harm

Question 18

Parasitism

Answer 18

the practice of living as a parasite in or on another organism

Question 19

Producers

Answer 19

an organism that produces organic compounds from simple substances such as water and carbon dioxide an autotroph

Question 20

Decomposers

Answer 20

an organism especially a soil bacterium fungus or invertebrate that decomposes organic material

Question 21

Desert

Answer 21

barren area of landscape where little precipitation occurs

Question 22

Tundra

Answer 22

a vast, flat treeless Arctic region of Europe Asia and North America in which the subsoil is permanently frozen

Question 23

Temperate deciduous forest

Answer 23

variety of temperate forest dominated by trees that lose their leaves each year

Question 24

Tropical rain forest

Answer 24

occur in areas of tropical rain forest climate in which there is no dry season

Question 25

Coniferous forest

Answer 25

contains evergreen trees that bear cones

Question 26

Savanna

Answer 26

a grassy plain in tropical and subtropical regions with few trees

Question 27

Temperate grassland

Answer 27

having grasses as the dominant vegetation