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Science Crossword Puzzles
Free printable science crossword puzzles. Download pre-made or create your own Crossword using our crossword maker. Simply download, print and start playing or play online.
organelle where photosynthesis takes place, respiration that does not require oxygen, reactions of photosynthesis that use energy from light to …
the enzyme that assembles the rna molecule (8 letters), the single-stranded rna molecule carrying the genetic code (6 letters), the region on dna …
heart, arteries, capillaries and _ , collects and disposes of lymph fluid, supports and protects, parts of the digestive tract include stomach, mouth …
organ system that is a fast-acting control system of the body; responds to internal and external changes by activating appropriate muscles and glands, …
percentage of fish's body mass that is muscle, some fish like tuna swim.., fish move in this type of motion, this fin propels the fish forward, …
biomolecule made out of carbon (c), hydrogen (h), and oxygen (o), usually present in the ratio cₓ(h2o)y, smallest units of carbohydrates. they …
evolutionary process in which some living things produce more offspring than others so the characteristics of organisms change over time, group of …
strong stimulant of uterine contraction which is released in high amounts during childbirth and in nursing women, the body's major metabolic …
an object that turns is a _ , the point around which the lever turns is a _ , when bending an arm, the _ is the pivot, when bending a leg, the _ is …
the movement of molecules from an area of higher concentration to an area of lower concentration, growing of fruit, vegetables and flowers, any change …
an alternative way of moving the solvent using compressed air, the phase that holds back the components in the mixture, one of the pros of column …
the side of dna that is replicated continuously, always pairs with thymine, what the m in mrna stands for, the process of making an rna molecule using …
also known as the "dirty snowball, an piece of space objects that lands/ reach the earths ground, the shiny type of asteroids, one of the most …
microbes that cause disease, a part of a eukaryotic cell not found in bacteria, gonorrhoea is caused by this microbe, a virus that effects plants, a …
a process where substances change to form new substances, a reaction where a substance burns in oxygen to release energy, a reaction where oxygen is …
this is a fundamental process that occurs in somatic cells, allowing for growth and repair, this organelle is often referred to as the control center …
term used to describe organisms that release n as nh4+ - aquatic vertebrates and invertebrates are examples, term for amino acids that eventually give …
a wire mesh that's inserted inside an artery to help keep in open, a blood vessel which supplies blood to the heart, device implanted under the …
the observable traits of an organism, a cross between individuals that involves one trait, the type of inheritance where both alleles are fully …
moves the great toe and helps maintain balance while walking and standing, the muscle producing the contour of the front and inner side of the upper …
_ diffusion - a form of passive transport that uses transport proteins, regulation of an organism's internal environment, a fluid with the same …
energy that causes a transfer of heat between materials, the pathway through which electricity flows, a material through which heat or electricity …
tye size of vibrations,, the number of vibrations per second, the unit for measuring frequency, the loudness or volume of a sound, how high or low a …
medical technique involving the modification of genes to treat or prevent disease, stem cells that exist in the body after embryonic development, type …
degree or intensity of pathogenicity of an organism, algae, protozoa, and fungi, study of microorganisms, grows in absence of free oxygen, safe method …
to compare the advantages and disadvantages of a situation or issue, to travel a long distance to search for or discover something, an object that …
converts short-term memories to long-term memories, 'power-lines' that connect cerebral hemispheres, the general manager of homeostasis, hub …
what is the time period between the birth of one generation and the birth of the next in a family or species?, what is the process of gradual change …
blood sucking annelids, organism with both male and female organs, stores an earthworm's food, tube-like structure in flatworms for gathering …
diagrams that show the bonding between atoms of a molecule and the lone pairs of electrons, horizontal row in the periodic table, the positively …





























