Cells & Organisms
Matter & Energy in Organisms
Interactions in Ecosystems
Evolution
Natural & Artificial Selection
100

Living things are called _________. All _________ are made up of cells.

What is an Organism?

100

Many organisms make their own food through ______________.

What is Photosynthesis?

100

__________ are dynamic. This means that the characteristics of __________ and their populations vary over time.


What is an Ecosystem?

100

________ is the change in inherited traits that occurs in a group of organisms over multiple generations.

What is Evolution?

100

Humans use _________ _________ to develop organisms with useful or desirable traits. All crop plant varieties, types of livestock, and dog breeds

What is Artificial Selection?
200

_____ are the smallest unit that can carry out all of the functions of life.

What is a Cell?

200

______ and ______ are outputs of photosynthesis.

What is Oxygen and Sugars?

200

____________ is the variety of species in an ecosystem.


What is Biodiversity?

200

Evolution is made possible by _______ ________, or gene differences, in a population.

What is genetic variation?

200

Organisms with advantageous traits are likely to have more offspring. These offspring inherit their parents’ advantageous traits. As a result, the advantageous traits become more common in the population over multiple generations.

What is Natural Selection?

300

New cells are made through a process called ____ _______.

What is Cell Division? 
300

The sugars can provide _______ ______. This energy can be used by the organism to live and grow. 

What is Chemical Energy?

300

Humans get many benefits from Earth’s ecosystems. These benefits are called ________ ________.


What are Ecosystem Services?

300

A ______ _______ is an ancestral group of organisms that is shared by multiple lineages.

What is a common ancestor?

300

The types of organisms that result from artificial selection are considered ____________.

What is domesticated?

400

All cells have a ____ ________ that separates the inside and the outside of the cell, and controls what goes in and comes out.

What is a Cell Membrane?

400

___________ helps capture light energy.


What is Chlorophyll?

400

Photosynthesis drives the movement of ______, or atoms, between organisms and the environment.


What is Matter?

400

Some shared features, such as complex bone structures, were likely inherited from a common ancestor.

What are homologous features?


400

Some traits make an organism less likely to survive and reproduce in its environment.

What are disadvantageous traits?

500

_____ make up the hereditary material inside an organism’s cells.

What is a Gene?

500

____________ are cell structures that contain molecules called chlorophyll.

What is Chloroplasts?

500

Photosynthetic organisms produce sugars, which become part of the organism’s _______.

What is Biomass?

500

Some shared features may seem to be homologous, but they actually evolved independently along different evolutionary lineages.

What are analogous features?

500

Some traits make an organism more likely to survive and reproduce in its environment.

What are advantageous traits?

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