Section 15.2- Influences in an Ecosystem

Question 1

the number an variety of species living within an ecosystem is known as the ________________ of the ecosystem

Answer 1

biodiversity

Question 2

the ability of an ecosystem to support organisms

Answer 2

carrying capacity

Question 3

depend on several factors such as energy supplied from one organism to the next

Answer 3

biodiversity
carrying capacity

Question 4

main abiotic factors considered when scientists study an ecosystem

Answer 4

1. radiation
2. temperature
3. water
4. atmosphere
5. wind
6. soil

Question 5

a range of values that is needed for the organism’s survival

Answer 5

tolerance range

Question 6

an ideal range within an organism’s tolerance range for temperature or for another factor

Answer 6

optimum range

Question 7

any factor outside an organism’s range becomes a

Answer 7

limiting factor

Question 8

biotic factors considered when scientists consider a ecosystem _______________

Answer 8

vary according to the ecosystem

Question 9

provides all the basic energy of an ecosystem

Answer 9

sun

Question 10

every ecosystem consists of both

Answer 10

abiotic and biotic factors

Question 11

influences the kinds of plants that grow in an area

Answer 11

soil

Question 12

radiation that penetrates the atmosphere warms the earth’s

Answer 12

temperature