Type
Crossword
Description

This crossword contains the following questions and answers:

What enters as light and exists as heat? Energy
What process makes something regulate to its environment? Regulation
The basic unit of structure and life Cell
What is always reverted Structure
Eats plants and other animals Consumers
When an organism becomes an adult it is fully ____ Grown
What does carbon do in the ecosystem Recycles
Photosynthetic organism that provide food Producers
What level does life emerge Cell
A waste product of photosynthesis Oxygen
Waste product of respiration Carbon dioxide
Components that are chemical nutrients required for life Non living
How many functions do living things carry out Eight
A fertilized zygote that forms a new organism can be known as Growth and development
The ranks of life Order

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Photosynthesis and Cellular Respiration Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

Able to make energy from Light Energy (Plants) Autotrophs
Able to make energy from Chemicals (Bacteria) Chemotrophs
Obtains energy from food; Cannot make energy (Animals & Humans) Heterotrophs
The Organelle found in plants and algae cells where Photosynthesis takes place Chloroplast
Stacks of Thylakoids Grana
Flattened discs where Light-Dependent Reactions occur Thylakoid
The Solution/Space inside the Thylakoid where Light-Independent Reactions occur Stroma
Cannot occur without Oxygen; requires Oxygen Aerobic Respiration
Ca occur with or without Oxygen present; Does NOT require Oxygen Anaerobic Respiration
A green pigment found in most plant cells; gives plants there green color, reacts with sunlight, carbon dioxide, and water to form Carbohydrates; located in Chloroplast Chlorophyll
The process by which plants, algae, and some bacteria use sunlight, carbon dioxide, and water to produce Carbohydrates and Oxygen Photosynthesis
The process by which cells obtain energy from Carbohydrates; Atmospheric Oxygen combines with Glucose to form Water and Carbon Dioxide Cellular Respiration
The 1st step of Photosynthesis; Light Energy is captured and stored as NADPH and Oxygen gas is released; requires light Light-Dependent Reactions
The 2nd step of Photosynthesis; Calvin Cycle forms Organic compounds using the stored energy(Glucose) Light-Independent Reactions
The anaerobic breakdown of glucose to Pyruvic Acid, which makes a small amount of energy available to cells in the form of ATP; 1st Step of Cellular Respiration Glycolysis
A series of biochemical reactions that convert Pyruvic Acid into Carbon Dioxide and Water; it is the major pathway of oxidation for many organisms and it releases energy; 2nd Step of Cellular Respiration Krebs Cycle
Known as ETC, it converts the most energy into ATP for cells; domino effect; Final Step in Cellular Respiration Electron Transport Chain

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Photosynthesis Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugar and starches photosynthesis
organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer autotroph
the steps in photosynthesis that occur on the thylakoid membranes of the chloroplast and that convert solar energy to the chemical energy of ATP and NADPH, evolving oxygen in the process light reactions
a green pigment found in the chloroplasts of plants, algae, and some bacteria chlorophyll
an organism that obtains organic food molecules by eating other organisms or their byproducts and that cannot synthesize organic compounds from inorganic materials heterotroph
specialized ground tissue that makes up the bulk of most leaves; performs most of a plant's photosynthesis mesophyll
the second of two major stages in photosynthesis (following the light reactions), involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. Calvin Cycle
a colored chemical compound that absorbs light, producing color pigment
A flattened membrane sac inside the chloroplast, used to convert light energy into chemical energy. thylakoid
granum (grana) a stack of thylakoids in a chloroplast granum
The fluid of the chloroplast surrounding the thylakoid membrane; involved in the synthesis of organic molecules from carbon dioxide and water. stroma
large protein that uses energy from H+ ions to bind ADP and a phosphate group together to produce ATP ATP synthase
The second of two major stages in photosynthesis, involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. These reactions are also called the Calvin Cycle dark reactions
is the set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate (ATP), and then release waste products. Cellular respiration
a compound composed of adenosine and three phosphate groups that supplies energy for many biochemical cellular processes by undergoing enzymatic hydrolysis. ATP

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Cells Answer Key Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The basic building blocks of all living things. Cell
A group of similar cells that live and work together Tissues
A collection of tissues joined in a structural unit to serve a common function. Organ
A group of organs that work together to perform one or more functions. Organ System
An individual life form. Organism
Surrounds the cytoplasm of a cell and gives the cell structure and support. Cell Membrane
A gel-like substance inside the cell that contains all the cell parts and organelles. Cytoplasm
A group of tissues that work together to perform a specialized function or functions. Organelles
Molecules that contain all the genetic material and traits for each organism. DNA
Molecules are single stranded nucleic acids composed of nucleotides. RNA
A type of plastid that contains chlorophyll which is where photosynthesis takes place. Chloroplast
An organelle that modifies,sorts,and packs molecules and stores or sends it when needed. Golgi Complex
Often known as the "powerhouses" of the cell, this organelle generates energy for the cell through cellular respiration.​This means it takes in nutrients from the cell, breaks it down, and turns it into energy. Mitochondria
An organelle in both plant and animal cells that provides support and participates in a variety of cellular functions including storage, protection, and growth. Vacuole
Sacs of enzymes that digest food, water, and waste Lysosomes
Extensive network of membranes composed of both regions with ribosomes (rough ER) and regions without ribosomes (smooth ER). Endoplasmic Reticulum
Tiny structures bound by a membrane that contain enzymes that produce hydrogen peroxide as a by-product. Peroxisomes
The outermost covering of a cell that protects the cell and gives it shape & support. Cell Wall
Multicellular organism Eukaryote
Unicellular organism Prokaryote
Organisms made up of only one cell Unicellular Organisms
Organisms made up of two or more cells Multicellular Organisms
Chemical compound that contains carbon atoms. Organic Compound
Molecules that allow organisms to transfer genetic info from one generation to the next. There are two types of nucleic acids: DNA and RNA. Nucleic Acid
Consisting of RNA and proteins, they are responsible for protein production and assembly. Ribosomes
A substance made entirely of one type of atom. Element
The smallest unit of a substance that maintains the properties of that substance. Atom
Membrane bound structure that contains the cell's hereditary information and DNA. Also controls all of the cells activities. Nucleus
A membrane which surrounds the genetic material and nucleus in eukaryotic cells. Nuclear Membrane
A structure inside the cell nucleus that rewrites ribosomal RNA (rRNA) and combine it with proteins, results in the formation of incomplete ribosomes. Nucleolus
Tubelike structures that aid in cell division and Celiogenesis, are generally are found close to the nucleus Centrioles
A theory that descibes the basic characteristics of all cells and organisms. It is one if the foundational ideas of modern biology Cell Theory

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Photosynthesis and Cellular Respiration Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The first step of Cellular Respiration where glucose is broken in half and 2 ATP energy units are released. Glycosis
Short for Adenosine Triphosphate. It is the energy that is released when the mitochondrion breaks down the sugars you have eaten. ATP
The second of two major stages in photosynthesis, involving atmospheric CO2 fixation and reduction of the fixed carbon into carbohydrate. Calvincycle
The steps in photosynthesis that occur on the thylakoid membranes of the chloroplast and that convert solar energy to the chemical energy of ATP and NADPH, evolving oxygen in the process. Lightreactions
The small openings on the undersides of most leaves through which oxygen and carbon dioxide can move Stomata
Organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds; also called a producer. Autotroph
An organelle inside a plant cell only where photosynthesis takes place Chloroplast
An organism that must eat plants or other animals for food heterotroph
An organelle inside an animal AND plant cell where cellular respiration takes place Mitochondria
The process by which plants use carbon dioxide + energy from the sun to create sugars and oxgen Photosynthesis
Produces 36 ATP energy units for each sugar molecule broken up Krebscycle
The process that takes place inside all eukaryotic cells (both plants and animals) that breaks down sugars to produce energy in the form of ATP Cellularrespiration
Cellular respiration that takes place when there is oxygen Aerobicrespiration
Cellular respiration that takes place where there is NO oxygen anaerobicrespiration
Sugars produced by photosynthesis Glucose
Primary light absorbing pigment in autotrophs chlorophyll

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Cell structure Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A protective outer covering of all cells that regulates the interaction between the cells and the environment. cell membrane
A constantly moving gel-like mixture inside the cell membrane that contains hereditary material and is the location of most of a cell's life processes. Cytoplasm
A rigid structure that encloses, supports, and protects the cells of plants, algae, fungi, and most bacteria. Cell Wall
A structure in the cytoplasm of a eukaryotic cell that can act as a storage site, process energy, move materials or manufacture substances. Organelle
An organelle that controls all the activities of a cell and contains hereditary material made of proteins and DNA. Nucleus
A green, chlorophyll- containing, plant-cell organelle that uses light energy to produce sugar from carbon dioxide and water. Chloroplast
A cell organelle that breaks down food and releases energy Mitochondrion
Small cytoplasmic structure on which cells make their own proteins Ribosome
Cytoplasmic organelle mix materials around in this complex series of folded membranes can be rough (with attached ribosome) or smooth (without attached ribosomes). Endoplasmic reticulum
Organelles that package materials and transfer them within the cell or out of the Golgi body
Group of similar cells that work together to do one job Tissue
Structure, such as the heart, made of different types of tissues that work all together Organ

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Human Body Systems Crossword Puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

System that consists of nerves, brain and spinal cord nervous system
helps movement of the body, maintaining posture, and circulating blood throughout the body muscular system
system that contains voluntary and involuntary muscles muscular system
this system starts in the mouth digestive system
the heart and blood vessels that circulate blood throughout the body Circulatory
disposing of the body's waste Excretory
brings air into the body and removes carbon dioxide Respiratory system
system that protects major internal organs and provides overall support skeletal
system that transmits signals from the body to the brain nervous
this is also known as the urinary system Excretory
includes bone, cartilages, ligaments skeletal
skeletal muscles, smooth muscles, cardiac muscles muscular system
Breaks down food digestive
skin, hair, regulates temperature Integumentary
esophagus, stomach, intestines digestive system

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CLIMATE CHANGE Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The average weather for a region over a long time period climate
Water _____ vapor
A change in the quality of the environment that can adversely affect the heaalth of humans or other living organisms pollution
The ___ Layer has holes in it due to global warming ozone
___ ___ is another name for global warming climatechange
_____ energy: direct radiant energy from the sun solar
_____ dioxide is what we exhale carbon
Process that occurs in living green plants where carbon dioxide is converted to oxygen photosynthesis
The mixture of gases surrounding the earth atmosphere
_____ warming global
_____ fuels fossil
Planet _____ is heating up because of global warming earth
You can _____ a plastic bottle recycle
_____ gases can cause global warming greenhouse

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Excretory System Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Organ in the excretory system that filters waste from the blood kidneys
A tube that passes urine from the kidney to the urinary bladder ureters
A saclike structure that stores urine until it can be released urinary bladder
A tube that passes urine from the bladder to outside of body Urethra
The thin layer of tissue forming the natural outer covering of the body Skin
Pair of organs where carbon dioxide and oxygen are echanged Lungs
Organ that breaks down toxins and wastes, and has many other functions Liver
A sac that stores bile; has a small role in the excretory system though Gall bladder
Storage organ for the excretory products Large Intestine
Function to inhibit the release of urine sphincter

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Biology: Unit 1 Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The sexual or asexual process by which organisms generate new individuals of the same kind Reproduction
a natural science concerned with the study of life and living organisms, including their structure, function, growth, evolution, distribution, identification and taxonomy Biology
an individual animal, plant, or single-celled life form Organism
the development of an organism Growth
a specified state of growth or advancement Development
often defined as the largest group of organisms in which two individuals are capable of reproducing fertile offspring, typically using sexual reproduction Species
a detectable change in the internal or external environment Stimulus
taxonomic category of the highest rank, grouping together all forms of life having certain fundamental characteristics in common Kingdom
The outermost layer of cells in plants, bacteria, fungi, and many algae that gives shape to the cell and protects it from infection Cell Wall
a short, microscopic, hairlike vibrating structure Cilium
the system of nomenclature in which two terms are used to denote a species of living organism Binomial Nomenclature
a group of one or more populations of an organism or organisms seen by taxonomists to form a unit Taxon
a principal taxonomic category that ranks above species and below family, and is denoted by a capitalized Latin name Genus
one of the eight major taxonomic ranks; it is classified between order and genus Family
a taxonomic rank used in the classification of organisms and recognized by the nomenclature codes Order
a taxonomic group comprised of organisms that share a common attribute Class
a principal taxonomic category that ranks above class and below kingdom Phylum
a rank that if treated as a division of a genus or subgenus is deemed to be of subgeneric rank for the purposes of nomenclature Division
a slender threadlike structure, especially a microscopic whiplike appendage that enables many to swim Flagella
any behavior of a living organism that results from an external or internal stimulus Response
the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes Homeostasis
also called an adaptive trait, is a trait with a current functional role in the life of an organism that is maintained and evolved by means of natural selection Adaptation
the smallest structural and functional unit of an organism, typically microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane Cell
All known living things are made up of one or more cells. All living cells arise from pre-existing cells by division. The cell is the fundamental unit of structure and function in all living organisms Cell Theory
a microscopic membrane of lipids and proteins that forms the external boundary of the cytoplasm of a cell or encloses a vacuole, and that regulates the passage of molecules in and out of the cytoplasm Plasma Membrane
any of a number of organized or specialized structures within a living cell Organelle
An organism whose cells contain a nucleus surrounded by a membrane and whose DNA is bound together by proteins into chromosomes Eukaryotic Cell
lack a distinct cell nucleus and their DNA is not organized into chromosomes Prokaryotic Cell
a tool that allows the user to determine the identity of items in the natural world Dichotomous Key
The highest taxonomic rank of organisms in which there are three groupings Domain
the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock Fossil
the science of determining the relative order of past events, without necessarily determining their absolute age Relative Dating

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Carbon and Oxygen Cycle Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

What takes place in the mitochondria during Gycolysis? Cellular Respiration
Photosynthesis needs this. Sunlight
This goes with sunlight and enters the light dependent reactions. Water
This is used during respiration and given out during Photosynthesis. This also enters the Electron Transport Chain to make ATP. Oxygen
What is broken down into Pyruvic Acid and used during the Kreb's Cycle? Glucose
Cellular Respiration takes place in this. Mitochondria
Photosynthesis takes place in this. Chloroplast
Sunlight and water enters this to produce ATP, NADH, and Oxygen. Light dependent
This is given out to air when food is used by animals during respiration to produce energy to live and grow Carbon Dioxide
This converts carbon dioxide and other compounds into glucose. These reactions occur in the stroma, in the chloroplast, and on the outside of the thylakoid membranes. Light Independent
This is where the Carbon cycle and Calvin cycle of photosynthesis take place. Stroma
During photosynthesis, carbon dioxide is taken in from the atmosphere through this and oxygen is released as a waste product. Stomata
This is a membrane in chloroplasts and the site of the light depended reactions of photosynthesis. Thylakoid
These are stacks of thylakoids in the stroma of a chlorplast that contain important light-absorbing pigments, such as chlorophyll. Grana

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