Duplicate of Biology 20 Ecology and Evolution Review

What did Lamarck say was the reason for changes in populations?

Remnants of organisms that lived in the past are called

Which of the following is a biotic factor of an ecosystem?

All organisms have roles to play within their ecosystem. This is known as their

An abiotic factor of an ecosystem is its

One of the scientists who proposed the "official" theory of evolution by natural selection is

A wolf eats a rabbit and this rabbit fed on grass. The wolf is

Which of the following describes what all members of a population share?

Soil, water, sunlight, carbon dioxide, oxygen, and nitrogen are all considered

The most likely cause for algal blooms observed in ponds is the

What are dichotomous keys used for?

Which of the following is NOT a way scientists determine the relationship among species?

How is molecular biology used by some to provide support for the theory of evolution?

The relationship between a rabbit and a mouse living within a food web is called

The phosphorus cycle differs from the other biogeochemical cycles because

A particular area where living things interact with non-living and living things is called a(n)

Which farm activity listed harms the nitrogen cycle?

An ancestral fossil would be found above its descendants in the rock layers.

The difference between gradualism and punctuated equilibrium is the

All the organisms and geographic features dependent on each other in an area is considered a(n)

An example of patterns of distribution which has been used by some to support evolution is

The process through which nitrogen gas is converted into ammonia is known as

The ability of an organisms to both survive AND reproduce is its

What is the relationship between organisms in mutualism?

A group of organisms that can mate with each other and produce fertile offspring is called

The process by which individuals better adapted to the enviro are more lively to survive is

The preferred form of nitrogen that can be directly used by plants is

A changed in a species over time is called

What is the study of ecosystems called?

How are fossils distributed throughout the rock layers?

Homologous structures always have similar origins and similar functions.

A trait that helps an organisms survive and reproduce is a(n)

Arthropods (insects) have limbs with joints. So do reptiles. This is an example of a(n)

Which trophic level has the least energy?

Natural selection depends on the presence of what in a population?

The biotic process that adds carbon dioxide to the carbon-oxygen cycle is

What's the difference between a food chain and a food web?

Plants are

A large fish is considered to be a tertiary consumer because it

A change in a DNA sequence is called

The sequence for the transfer of energy through the trophic levels indicated in a pyramid is

Punctuated Equilibrium states that

Forests are not important in recycling of carbon dioxide.

Which classification is most specific when identifying organisms?

A growing forest is valuable because it

There are very few embryonic similarities between humans, pigs, and fish.

Most people in Canada would be classified as

A tomato plant is

Which of the following is a community?

The same species, living in the same ecosystem or habitat, is called a

What organism fills in the blank? Sun -> ____ -> Primary Consumer

Charles Darwin theorized that Galapagos finches developed different beak types because they

The symbiotic relationship that harms one species while another benefits is

Which scientist proposed that parents passed on acquired characteristics?

In an ecosystem, each level is capable of passing about ___% of its energy to the next level.

Bacteria serve an important role in the nitrogen cycle because they

According to Darwin, all organisms of earth must be connected by a

Why do some people believe transitional fossils provide evidence for the theory of evolution?

The remora rides attached to sharks, giving it protection, and it feeds off remains of meals.

Bird wings and bat wings are analogous structures.