Ecosystems
Molecular Biology
Evolution & Genetics
Microbiology
7th Grade Review
100

Includes all the living and nonliving parts of an environment as well as the interactions among them 

What is ecosystem?

100

This is where all energy on Earth comes from.

What is the Sun?

100

The principle of ____ states that in an undisturbed layer of rocks, the oldest rocks are at the bottom and they get progressively younger as the layers move upwards.

What is Superposition?

100

An event in which a disease spreads to many regions of the world

What is pandemic?

100

This organelle is the powerhouse of the cell.

What is the Mitochondria?

200

Made up of all the populations that live in an area at the same time

What is community?

200

This food provides the most energy for the body in the shortest amount of time.

What are Carbohydrates?

200

The differences that exist naturally among members of a population or species

What is variation?

200

This organism transmits a disease from one person to another but it is not harmed itself

What is vector?

200

These boxes are used to predict possible offspring outcomes in genetics.

What are Punnett Squares?

300

Organism that gets energy by eating other organisms.

What is consumer/heterotroph?

300

The inputs of photosynthesis are these 3 things.

What are sunlight, carbon dioxide and water?

300

A trait that helps an organism survive

What is adaptation?

300

Multicellular organisms that get food from other living or dead matter, molds are an example

What are fungi?

300

This is one difference between Plant and Animal Cells.

What is plant cells have chloroplast, cell wall and one large vacuole?

400

The process that removes carbon dioxide from the atmosphere during the carbon cycle

What is photosynthesis?

400

These two things are needed as a reactant for cellular respiration

What is oxygen and glucose?

400

These are structures that organisms have, but they no longer need.

What are Vestigial Structures?

400

This pathogen is not alive, so it needs a host cell in order to reproduce.

What is virus?

400

This is the total number of chromosomes that humans have.

What is 23 pairs or 46 total?

500

The following is a food chain-             grass-grasshopper-mouse-snake-hawk. Tell me the secondary consumer

What is the mouse?

500

These are cells that contains a nucleus and other membrane bound organelles.

What is Eukaryotic?

500

This structure shows common ancestry, ex-human arm bones and whale flipper bones.

What are homologous structures?

500

Antibiotics are the treatment for this pathogen since it targets living cells.

What is bacteria/bacterium?

500

This body system pumps blood around the body, bringing oxygen to your cells.

What is the circulatory system?

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