The relationship between two members of a community in which one member harms another by its presence is

• commensalism
• parasitism
• dependency
• mutualism

Each species in a community has its own _________, or place, as a member of the community.

• ecosystem
• niche
• habitat
• kingdom

Things that restrict the growth of a population are called

• negative factors
• selective factors
• predators
• limiting factors

Tags

NGSS.MS-LS2-4

The abiotic factors in an ecosystem are

• decomposers
• living
• non-living
• photosynthetic

Tags

NGSS.MS-LS2-3

A symbiotic relationship means

• the energy cycle is not involved
• no one benefits
• the solar system is involved
• one or both parties benefit

Tags

NGSS.MS-LS2-2

Many types of bacteria obtain nutrition from dead plants and animals and, in turn, recycle elements such as carbon and nitrogen. These bacteria are

• producers
• virises
• carnivores
• decomposers

Tags

NGSS.MS-LS2-3

A seventh-grade student goes to visit his cousin. After arriving, the student observes strangler figs, orchids, primates and sloths. What biome is this student most likely visiting?

• tundra
• grassland
• rainforest
• deciduous forest

In a particular biome, rainfall is medium and summer temperatures average about 12C(54F). This is a description of this biome's _____________factors.

• biotic
• abiotic
• population
• biotic and abiotic

How do animals lose energy to the environment ?

• By eating other organims
• By living as a colony with other organisms
• As body heat
• By growing larger

Tags

NGSS.MS-LS2-3

A particular biome is dominated by broadleaf trees that change color in autumn. What biome is this?

• tundra
• grasslands
• rainforest
• deciduous forest