Biology Crossword Puzzles

Free printable biology crossword puzzles. Download pre-made or create your own Crossword using our crossword maker. Simply download, print and start playing or play online.

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The Respiratory System crossword puzzle
The Respiratory System

pulmonary air passage that is usually 1 mm or less in diameter and lacks cartilage, separates the nasal cavity from the oral cavity, measurement of …

Mitosis crossword puzzle
Mitosis

first and longest phase of mitosis in which the genetic material inside the nucleus condenses and the chromosomes become visible, the process of a …

Natural Selection crossword puzzle
Natural Selection

evolution that occurs on a small scale affecting a single population, combined alleles of all individuals in a population, a feature that allows …

Flower Parts and Functions crossword puzzle
Flower Parts and Functions

the protective thick leaves of the ovary, what bees and other pollinators carry from flower to flower, the collective name for the female parts of a …

Parts of a Plant crossword puzzle
Parts of a Plant

a living thing that grows in soil, has roots, a stem, leaves, and often flowers, the part of a plant that supports the leaves and flowers and carries …

Photosynthesis and Food Chains crossword puzzle
Photosynthesis and Food Chains

a process where plants and algae turn carbon dioxide and water into glucose and oxygen, green pigment in plants and algae which absorbs light energy, …

Nervous System crossword puzzle
Nervous System

one of the smallest yet complex system, one of the important, largest and central organs, forebrain, cerebrum with basal ganglia, lowers heart rate, …

Introduction to Cells crossword puzzle
Introduction to Cells

in a multi-cellular organism, a group of cells working together, the cell's control center, grain-shaped organelles that produce proteins, some …

DNA, RNA, Protein Synthesis crossword puzzle
DNA, RNA, Protein Synthesis

set of three bases, a sugar derived from ribose by replacing a hydroxyl group with hydrogen, type macro molecule know a nucleic acid, a purine …

Human Endocrine System crossword puzzle
Human Endocrine System

hormone which prepares the body for flight or fight responses, the type and amount of food consumed by people, an organ or tissue that makes a …

Levels of Biological Organization crossword puzzle
Levels of Biological Organization

an example of molecules and it composed of two elements hydrogen and oxygen, consists of different tissues organized together to perform, interaction …

The Nervous System crossword puzzle
The Nervous System

the largest part of the brain, neurons that carry impulses toward the spinal chord and brain, neurons that carry impulses from the brain or spinal …

Homeostasis crossword puzzle
Homeostasis

transfer of heat by physical contact, an organism that relies on external sources of heat to regulate its body temperature, regulate body temperature …

Circulatory System and Nervous System crossword puzzle
Circulatory System and Nervous System

the double-layered membrane surrounding the heart, the part of the brain that maintains the balance of the body and coordinates voluntary activities, …

Integumentary System crossword puzzle
Integumentary System

sweat glands, breaks down urea in sweat and causes odors, waterproofing protein, worst kind of burn, glands that produce oil, oil, skin cells, …

Bacteria and Viruses crossword puzzle
Bacteria and Viruses

strand of dna or rna surrounded by a layer of protein that can infect and replicate in a host cell, long whiplike structure on bacteria, a mixture …

Biological Molecules (A Level) crossword puzzle
Biological Molecules (A Level)

the acidic group of an amino acid, a protein with regular structure, often used for structural functions, to spin a suspension very faster to separate …

DNA and INHERITANCE crossword puzzle
DNA and INHERITANCE

differences in traits among individuals of the same species , reproduction method resulting in genetically identical individuals , human-controlled …

Photosynthesis crossword puzzle
Photosynthesis

cells or tissues that are swollen from water uptake, the powerhouse of cells, the process by which green plants synthesize food, the molecule that is …

Anatomy and Physiology crossword puzzle
Anatomy and Physiology

external, protective coating that protects the body systems from the outside elements, collection of similar cells that perform a particular function, …

Human Bones crossword puzzle
Human Bones

bone structure protecting the brain, thigh bone, the longest bone in the body, shinbone, located in the lower leg, smaller bone alongside the tibia, …

Integumentary System and Muscles crossword puzzle
Integumentary System and Muscles

this layer of the dermis makes up 80% of dermal thickness and consists of coarse, dense fibrous connective tissue, this type of skin cancer is the …

Body System Review crossword puzzle
Body System Review

heart, arteries, capillaries and _ , collects and disposes of lymph fluid, supports and protects, parts of the digestive tract include stomach, mouth …

Evolution & Natural Selection crossword puzzle
Evolution & Natural Selection

the process through which populations of living organisms adapt and change, one of two or more genes that may occur alternatively at a given site on a …

Respiratory crossword puzzle
Respiratory

drawing in of a breath, abnormally fast respiratory rate, paired major organs of respiration that contains bronchi and are divided into clearly …

Plant Structure, Transport and Gas Exchange crossword puzzle
Plant Structure, Transport and Gas Exchange

where waters a plant, process responsible for water entry to the plant, mineral that helps to make the plant cell wall, material that reinforces the …

Skeletal System crossword puzzle
Skeletal System

attaches muscle to bone, where red blood cells, platelets and white blood cells are made, wrist and ankle joints, protects important organs like the …

Bones crossword puzzle
Bones

lines the inner surface of the shaft, bones that are longer than they are wide, the cavity that is inside the shaft, the shaft of long bones, the line …

Endocrine System and Adolescence crossword puzzle
Endocrine System and Adolescence

this gland is also called the 'master gland', endocrine glands secrets and pours hormones directly into this, in this stage an individual attains full …

Bacteria crossword puzzle
Bacteria

bacteria/archaea that have spherical shape, bacteria/archaea that have rod shape, bacteria/archaea that have spiral shape, the compound bacteria cell …