CRCT Vocabulary Review Units 1-4

Round One- Unit One Cell Scientific Method Asexual reproduction Hypothesis DNA Controlled Experiment Variable Classification Homeostasis Taxonomy Dichotomous Key Bacteria Binary Fission Diffusion Osmosis Prokaryotic cell Theory

Give the word that goes with each definition

________________- Tool scientist use to identify an unknown organism. Dichotomous Key ________________- Tool scientist use to identify an unknown organism.

DNA ________________- Genetic material found in all living organisms that acts as the blue print of life.

Osmosis ________________-The diffusion of water molecules from an area of high concentration to an area of low concentration.

Binary Fission _______________- Type of asexual reproduction in which a unicellular organism undergoes cell division to make genetically identical unicellular offspring.

Taxonomy _______________-The science of classifying organisms and giving each a scientific name.

Asexual Reproduction _______________- Reproduction that produces genetically identical offspring from only one parent.

_______________- the maintenance of a stable internal environment. Homeostasis _______________- the maintenance of a stable internal environment.

Theory _______________- A hypothesis that has been supported by lots of experimentation and tests.

_______________- An educated guess to a scientific problem. Hypothesis _______________- An educated guess to a scientific problem.

Bacteria _______________- Among the oldest organisms on earth, these unicellular organisms have no nucleus in their cells.

Prokaryotic Cell _______________- A cell that contains no membrane-bound organelles and no nuclei.

Cell _______________-Membrane covered structure that contains all the materials necessary for life. Basic unit of life.

Diffusion _______________-The movement of molecules from an area of high concentration to an area of low concentration.

Scientific Method ______________- The steps a scientist take when conducting a controlled experiment.

____________- any factor in an experiment that changes. Variable ____________- any factor in an experiment that changes.

Now it is time to shorten up these definitions… Now it is time to shorten up these definitions…. I will give you two or three words and you give me the vocabulary term.

Educated guess Hypothesis

Supported by evidence Theory

Tool, identify organism Dichotomous Key

Organisms, no nucleus Bacteria

Molecules, High to Low Diffusion

Experiment steps Scientific Method

Factors that change Variables

Basic Unit of Life Cells

Cell, No nucleus Prokaryotic Cell

Diffusion of Water Osmosis

Classifying, Naming, Organisms Taxonomy

Genetic Material DNA

Unicellular Reproduction Binary Fission

One parent Asexual Reproduction

Now, Complete each sentence using what you know about your vocabulary terms….

Carleus Linnaeus developed a science in which he classified organisms and gave each a scientific name made up of the genus and the species name, this science was known as ________. Taxonomy

After making several observations, a scientist can make a __________, or an intelligent guess to the outcome of an experiment. Hypothesis

DNA The ________ stores all genetic information and can be found inside the nucleus of all eukaryotic cells.

After conducting several tests on her hypothesis, Nancy was able to support the _____ that rose bushes need adequate amounts of water to live. theory

The water molecules will move using _______ up the xylem of the plant to reach the leaves for photosynthesis. osmosis

Archaebacteria and Eubacteria undergo a reproduction of cellular division called ______ and therefore their offspring is genetically identical to the one parent. Binary fission

All organisms are made up of one or more cells; however, archaebacteria and eubacteria are the only kingdoms made up of ________ and have no membrane-bound cell organelles Prokaryotic cells

Unit two Vocabulary Protist Chloroplast Eukaryotes Vacuoles Nucleus Lysosome Cell Membrane Producer Cell Wall Consumer Ribosome Decomposer Mitochondria Symbiosis Golgi Body Parasitism Mutualism Organelle Lets start with just the definitions….

_______________- Any unicellular or multicellular organism that has a nucleus and other organelles within its cell. Eukaryote

Eukaryotic cells contain a nucleus and membrane-bound __________ that have a specific function to carry out life. Organelles

Decomposer _________________- Any organism that obtains its energy by breaking down the remains of dead organisms and absorb their nutrients.

_______________- A eukaryote that is not an animal, fungus, or plant. Protist

Parasitism _________________- symbiotic relationship in which one organism benefits while the other is harmed.

Nucleus _______________- Organelle found in eukaryotic cells; contains the cell’s DNA and serves as the control center of the cell.

Mutualism __________________- symbiotic relationship in which both organisms benefit.

Symbiosis __________________- close long term relationship between two or more organisms.

__________________- organisms that can make their own food. Producer __________________- organisms that can make their own food.

________________- A phospholipids bilayer that covers a cell’s surface and regulates what enters and exits the cell. Cell Membrane

______________- structure that surrounds the cell membrane of some cells and provides strength and support to the cell membrane. Cell Wall

_____________________ - Small organelle in cells that make proteins. Ribosome

___________________- Cell organelle that breaks down sugars to supply the cell with energy in the form of ATP. Mitochondria

__________________-organelle found in plant and protist cells where photosynthesis occurs. Chloroplast

__________________- organism that eats producers or other organisms for energy. Consumer

_______________- Organelle that serves as a storage place for food and water within a cell. Vacuole

____________- organelle that modifies, packages, and transports materials out of the cell. Golgi body

Let’s shorten up these definitions… Give the vocabulary term using these key words.

Control Center Nucleus

Organism with Nucleus Eukaryote

Eukaryotic cells, specialized functions Organelles

Organelle, stores water Vacuole

Photosynthesis, organelle chloroplast

Both organisms Benefit Mutualism

Organelle, release energy Mitochondria

Strength and Support Cell Wall

Organism, makes own food Producer

Controls entering and exiting cell Cell Membrane

Breaks down dead Decomposer

Eats producers and others Consumers

Eukaryote, not animal,plant, fungus Protist

1 Benefits and 1 harmed Parasitism

Long-term relationship Symbiosis

Makes Proteins Ribosomes

Using the picture shown…. Identify the vocabulary term it describes

Mutualism

Parasistism

Decomposer

Chloroplast

Mitochondria

All arrows pointing to Organelles

What is A pointing to? Vacuole A

What is B pointing to? Golgi Body B

What is C pointing to? Cell Wall C

What is D pointing to? Cell Membrane D

What is E pointing to? Ribosome E

What is F pointing to? Mitochondria F

What is G pointing to? Chloroplast G

Unit Three Vocabulary Words Parasitism Homologous Chromosomes Diffusion Fermentation Symbiosis Osmosis Endocytosis Exocytosis Fungi Cellular Respiration Photosynthesis Chromosome Host Mitosis Decomposer Binary Fission Lets start with the definitions!!!!

Symbiotic relationship in which one organism benefits white the other is harmed Parasitism

Chromosomes with matching information Homologous chromosomes

The diffusion of water molecules across the cell membrane Osmosis

The breakdown of sugar to make ATP in the absence of oxygen fermentation

A close long term relationship between two or more organisms symbiosis

The movement of particles from an area where their concentration is high to an area where their concentration is low diffusion

Fungi _______________- a kingdom of complex organisms that obtain food by breaking down other substances in their surroundings and absorbing the nutrients.

Mitosis ___________division of the nucleus in eukaryotic cells in which each cell receives a copy of the original chromosomes

_________________- an organism on which a parasite lives. Host _________________- an organism on which a parasite lives.

Cellular Respiration ________________- the process in the mitochondria that produces ATP in the cell from oxygen and glucose; releases carbon dioxide and water

Photosynthesis _________________- the process by which plants capture light energy from the sun and convert it into sugar

Chromosome _________________- a coiled structure of DNA and protein that forms in the cell nucleus during cell division

Exocytosis ________ type of active transport in which large particles are removed from the cell.

Binary Fission _______________- Type of asexual reproduction in which a unicellular organism undergoes cell division to make genetically identical unicellular offspring.

Endocytosis ________ type of active transport in which large particles enter the cell.

Decomposers __________Organisms that break down the remains of dead organisms and absorb the nutrients into their cells.

Lets break down these definitions….

Homologous Chromosomes Matching Chromosomes Homologous Chromosomes

Release Energy Without Oxygen Fermentation

Long-term relationship Symbiosis

One harmed- One benefits Parasitism

Diffusion of Water Osmosis

Movement High to Low Diffusion

Enter the cell Endocytosis

Organism harmed Host

Division of Nucleus Mitosis

Coiled DNA Chromosome

Asexual Reproduction, Bacteria Binary Fission

Sunlight process Photosynthesis

Process in mitochondria Cellular Respiration

Breaks down remains Decomposer

Which word defines the picture best?

Chromosome

Parasitism

Endocytosis

Photosynthesis

Fermentation

Host

Mitosis

Diffusion

Binary Fission

Which of the following reproduces by binary fission A) dog B) Mosses C) Mushrooms D) E-coli

Which of the following is a form of active transport? Osmosis Diffusion Endocytosis All of these use energy

Which of the following is a decomposer? Mold Moss Ants Vulture

Where does cellular respiration take place in the cell? Chloroplast Mitochondria Cytoplasm Nucleus

The chloroplast is responsible for what process? Photosynthesis Cellular respiration Fermentation Endocytosis

Which of the following organelles work together to provide the cell with food and energy? A) ribosome and nucleus B) mitochondria and chloroplast C) Mitochondria and Ribosome D) Chloroplast and Endoplasmic Reticulum

Which of the following is important in recycling nutrients back into the soil? Plants Fungi Algae Animals

Which of the following is the result of mitosis 4 identical haploid cells 2 identical nuclei Offspring with genetically identical DNA Homologous Chromosomes