ISAT Practice #31: Glencoe Science: Life Science Question Preview (ID: 28671)


ISAT Practice #31: Glencoe Science: Life Science. TEACHERS: click here for quick copy question ID numbers.

All the organisms of the same species living in an area at the same time make up a ___.
a) community
b) population
c) ecosystem
d) habitat

Which of the following terms specifies the place where an organism lives?
a) biosphere
b) habitat
c) communtiy
d) ecosystem

The largest number of individuals of one species that an ecosystem can support over time is its ___.
a) carrying capacity
b) limiting factor
c) competition limit
d) sample count

The green plants growing around a pond are ___.
a) consumers
b) decomposers
c) producers
d) saprophytes

Which of the following is NOT part of an organism's niche?
a) how it digests food
b) how it avoids danger
c) how it finds a mate
d) how it obtains shelter

A puppy infected with roundworms is an example of ___.
a) competition
b) parasitism
c) commensalism
d) mutualism

Which of these tends to decrease the size of a population?
a) more births than deaths
b) more movements into an area then out of an area
c) plentiful food supplies
d) lack of rain

The abiotic factor that is a major ingredient of the fluid inside the cells of organisms is ___.
a) air
b) water
c) sunlight
d) soil

The process by which liquid water changes to water vapor is called ___.
a) condensation
b) tranpiration
c) the water cycle
d) evaporation

Through which process do producers remove carbon dioxide from the air?
a) nitrogen-fixation
b) respiration
c) photosynthesis
d) transpiration

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