Biology 3rd Quarter Review 11-20 Question Preview (ID: 8394)

Questions 11-20.[print questions]

A female dog raises a kitten along with her puppies, this relationship is example of:
a) mutualism
b) parasitism
c) commensalisms

Plants give the atmosphere:
a) nitrogen
b) helium
c) oxygen

Biomass means the amount of plants in an ecosystem, on a energy pyramid which level would have the greatest biomass?
a) producers
b) primary consumer
c) tertiary consumer

Abiotic factors represent what in an ecosystem?
a) non living factors
b) living factors
c) number of species

Photosynthesis is a form of:
a) autotrophic nutrition
b) heterotrophic nutrition
c) evaporation

Organisms that break down animal or plant material when it dies are called:
a) producers
b) consumers
c) decomposers

When a pond freezes, the top part freezes first. That is because:
a) ice is less dense
b) water freezes into a solid
c) its just happens that way

How do plants return water to the atmosphere?
a) evaporation
b) transpiration
c) precipitation

What is a producer?
a) animal
b) human
c) plant

What term best describes a symbiotic relationship in which one species is helped and the other harmed?
a) mutualism
b) consumerism
c) parasitism

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