Env. Systems 1st 9 Weeks test

Which of the following are things you should NOT do in the lab?

Select TWO answers.

• Wear open toed shoes

• Ask the teacher if you are unsure about some instructions

• If you have long hair it should be tied back

• Play around in the lab

• Dispose of lab materials according to the teachers instructions

If you do not understand a direction or part of a lab procedure, you should...

• figure it out as you do the lab.

• try several methods until something works.

• ask the teacher before continuing.

• skip it and go on to the next part.

Match the microscope parts to their function...

• moves the stage up and down to bring the

• eyepiece

• used to hold the slides in place

• diaphragm

• controls the amount of light that passes

• stage clips

• the part of the microscope that you look

• adjustment knobs

What is an if....then statement that predicts the outcome of an experiment or how the Independent variable effects the dependent variable?

• hypothesis

• conclusion

• variables

• constants

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant

• The amount of sunlight

• The type of music

• The type of liquid

Tags

NGSS.MS-LS1-5

What is the purpose of a dichotomous key?

• to find a common ancestor

• to identify organisms

• to show relationships between organisms

• to show the evolution of organisms

Identify the shark in the image

Which of the following is the correct definition for a biome?

• A region classified by the human built structures present

• types of ecosystems with similar climates and similar communities of plants and animals.

• a community of organisms interacting with their abiotic environment

• a area only found in the north American (United States & Canada)

Match the biome to its description...

• 
  warm temps and heavy rainfall all year

• Tundra

• high temperatures and a arid climate

• Marine

• aquatic habitat, high salt concentration

• tropical rainforest

• below freezing for most of the year

• Desert

Reptiles are unable to maintain their own body temperature like mammals.  This is why they are called “cold-blooded” animals.  This inability to adequately warm themselves would prevent reptiles from thriving in which of the following biomes?

• desert

• grassland

• tundra

• tropical rainforest

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4