Bio Ch 1 Quiz 2

The tree in your backyard is home to two crows, a colony of ants, a wasp's nest, two squirrels, and millions of bacteria. Together, all of these organisms represent a(n)

• community

• population

• species

• ecosystem

A person who is eating a hamburger is mainly eating ground-up beef muscle. Within the muscle, are more levels of organization. What levels would be included within the muscle of the hamburger?

• organism, population, and community

• organelle, cell, and tissue

• organ, organ system, and organism

• tissue, organ, and organ system

Tags

NGSS.MS-LS1-3

The kingdom Fungi includes species

• such as mushrooms and plants.

• that obtain food by decomposing dead organisms and absorbing the nutrients.

• that obtain food by ingesting whole organisms.

• that use photosynthesis to obtain food.

Which group is within the domain Eukarya?

• archaea

• fungi

• bacteria

Organisms belonging to the kingdom Plantae

• are photosynthetic.

• obtain food by decomposing the remains of dead organisms and absorbing the nutrients.

• are unicellular.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following is a hypothesis?

• an explanatory idea that is broad in scope and supported by a large body of evidence.

• a proposed explanation for a set of observations.

• the same as a theory.

• a widely accepted idea about a phenomenon.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

You notice that over the past month, many students on campus have started wearing a new style of school sweatshirt. You think to yourself that perhaps the bookstore has recently started selling this new sweatshirt style. This is an example of a(n)

• hypothesis

• experiment

• observation

• experimental question

• variable

A theory is a(n)

• explanation of an idea that is broad in scope and supported by a large body of evidence.

• description of a belief that invokes the supernatural.

• concept in the early stages that still needs to be tested.

• idea that has been proven.

To be scientifically valid, a hypothesis must be

• developed by scientists.

• controlled with more than one independent variable.

• testable and falsifiable.

• part of a theory.

The role of a control in an experiment is to

• prove that a hypothesis is correct.

• ensure repeatability.

• provide a basis of comparison to the experimental group.