Ecosystem Dynamics & Biodiversity Unit Test

Match the following terms to their definition.

Groups:

(a) Palm Oil

,

(b) Oil Palm

,

(c) Monocrop

• 
• 
• a type of palm tree

• large-scale farm with one main crop

• a vegetable oil that comes from the fruit of oil palm trees

Match the following vocab words to their definitions.

• biodiversity

• a group of the same kind of organism in an area.

• population

• a change to an ecosystem (big or small, sudden or gradual).

• ecosystem

• all the different kinds of living things in an area.

• disruption

• Any area where living creatures such as plants and animals interact with nonliving things like soil, water, temperature and air.

• land-use change

• people changing how land is used from one purpose to another.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

NGSS.MS-LS2-5

Match the following vocab words to their definition.

• trend

• stays about the same

• independent variable

• small increases and decreases in amount

• stable

• patterns of change over time

• dependent variable

• the variable you manipulate or change in an experiment to study its effects

• fluctuate

• the variable you measure in the experiment (the data you want to collect)

Tags

NGSS.MS-PS2-2

Determine whether each example is the independent or dependent variable.

Groups:

(a) Independent Variable

,

(b) Dependent Variable

• Counting how many chocolate chip are in each brand of cookie

• Offering each sixth grade student a choice of cookie, cake, brownies, or ice cream

• Measuring the amount each plant would grow

• Changing the amount of water plants will receive

• The average size of the orangutan population

• The amount of fruit trees in the rainforest

• Choosing five different brands of chocolate chip cookie

• Marking which dessert the sixth grade students chose

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

Match the following graphs to their correct type.

• stable

• 
• fluctuate

• 
• trend

• 

Tags

NGSS.MS-PS3-1

NGSS.MS-PS4-1

Organize these options into the right categories.

Groups:

(a) Extinct

,

(b) Endangered

• Cheetah

• Giant Panda

• Woolly Mammoth

• When something is close to extinction

• When something is no longer in existence

• Saber-toothed Tiger

Tags

NGSS.MS-LS2-1

NGSS.MS-LS4-1

NGSS.MS-LS4-4

Organize these options into the right categories.

Groups:

(a) Natural Disruptions

,

(b) Anthropogenic Disruptions

• wildfire

• building cities

• pollution

• avalanche

• hurricane

• deforestation

• building dams

• flood

Tags

NGSS.MS-ESS3-2

NGSS.MS-ESS3-3

How can a candy bar you eat hurt the population of orangutans in Indonesia?

• The orangutans eat the candy bar as their source of food.

• Farmers are destroying the orangutans habitat to grow more oil palms to make the candy bars.

• The candy bar wrappers become pollution which hurts the orangutans.

• The orangutans are used to make the candy bar in some way.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

Many populations are affected when farmers cut down rainforests to expand their oil palm tree farms. Determine whether these populations increase or decrease.

Groups:

(a) Increase

,

(b) Decrease

• Rat

• Rainforest Trees

• Tigers

• Snake

• Pigs

• Oil Palm Trees

• Orangutans

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Determine whether the given examples cause an increase or decrease in population.

Groups:

(a) Increase Population

,

(b) Decrease Population

• Pollution

• Lose their homes

• Lots of food and water

• Not a lot of predators

• Being hunted or killed

• Lots of space for home

• Can't find food

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4