Semester 1 Test (2) 2015 Question Preview (ID: 28241)


Populations, Ecosystems, Biomes, Water Cycle And Human Impact. TEACHERS: click here for quick copy question ID numbers.

what would eat a hamburger with lettuce on it
a) carnivore
b) herbivore
c) detritivore
d) omnivore

pollutions that is not easy to control and hard to be traced back to one location
a) point-source pollution
b) burning wastes
c) smog
d) nonpoint-source pollution

how do people use water from freshwater ecosytsem
a) drinking
b) crop irrigation
c) bathing
d) all of the above

dominant plants lose their leaves every autumn, soil is rich in nutrients
a) desert
b) taiga
c) deciduous forest
d) grassland

cold, dry, treeless biomes in far north
a) tundra
b) grassland
c) rain forest
d) desert

populated by moose, bears, lynx and covers most of the Earth
a) rain forest
b) tundra
c) taiga
d) grassland

perfect for growing crops and raising cattle and sheep, is also found in the savannas of Africa
a) Desert
b) Deciduous forest
c) tundra
d) grassland

dominant plants are firs, spruces and cedar that grow very high
a) tundra
b) temperate rain forest
c) grassland
d) desert

near the equator, weather is warm and wet year-round, residence to over half Earth's species
a) Tropical rain forest
b) Taiga
c) desert
d) Grassland

What is competition
a) nothing
b) a predator
c) two organisms fighting for the same resource
d) eating food

water vapor is released by platnts through their leaves this is called?
a) evaporation
b) transpiration
c) respiration
d) photosynthesis

the place in which an organism lives
a) ecosystem
b) population
c) habitat
d) community

instead of light energy, some producers use what?
a) chemical energy
b) sunlight
c) water
d) grass

which of the following would only plants
a) carnivore
b) herbivore
c) omnivore
d) detritivore

what are coral reefs
a) rocks
b) deposits of bones from dead fish
c) plants
d) outside skeletons of tiny soft bodied animals

what happen in photosynthesis
a) nitrogen soaks in through their leaves
b) carbon dioxide and darkness make gooey liquid in the plants roots
c) carbon dioxide, water and light combine to make sugars in the leaf
d)

a rotting log can be an example of
a) climate
b) food chain
c) ecosystem
d) energy

the existence of a predator is a what?
a) community
b) ecosystem
c) limiting factor
d) negative factor

every ecosystem requires what to support life?
a) water
b) plants
c) soil
d) heat

what a species does in its habitat to survive is called its
a) ecosystem
b) community
c) niche
d) population

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