Science Crossword Puzzles

this straw-coloured liquid accounts for 55% of blood volume, these blood cells account for 45% of blood volume, plasma contains 90-92% of this, plasma …

a calculation of the percentage of useful energy transformed, in a block of ice, the particles are gently.., heat transfer that does not require …

energy given off by very hot objects, energy stored in an object with temperature above absolute zero, energy stored in an object due to its height …

single-celled organisms that make up domains bacteria and archaea, clusters of unicellular prokaryotes, rod-shaped prokaryotes, prokaryotes undergo _ …

a series of questions with yes or no answers to help you identify something, a scientist who organised living things and gave them each a two-part …

a frozen mass of different types of ice and dust orbiting the sun, a rocky mass up to several hundred kilometers wide that revolves around the sun, …

skin cancer that arises in the basal, or deepest, layer of the epidermis, inflammatory bacterial skin infection of the hair follicles and their …

the less numerous type of sweat gland; produces a secretion containing water, salts, proteins, and fatty acids, dense irregular connective tissues …

when the star burns the last of its fuel, our sun is this type of star, when the stars neutrons are smashed together, the stage when the super nova …

made of material left over from supernovas, the stage of a star's life that is a huge explosion, the first stage of a star's life, and when …

an evaluation point for fight or flight is that not all people respond in this way. what is the third response option ?, the gap between two neurons, …

how many kidneys do people normally have?, what organ regulates blood pressure and helps keep bones hard, this is added to processed foods, a high …

the process whereby cells become specialised for a particular function, stem cells taken from unused fertilised eggs after ivf treatment, part of the …

the reproductive part of the plant, part of the cell where sunlight is used to make sugars for the plant, tube like structure that supports the stigma …

long part of bone, jagged bones, growth plate, partial fracture with one side of the bone unharmed, occurs when you have an underlying health …

a tool or object designed for a specific purpose, a connector used to supply power or link devices, a legal right granting exclusive ownership of an …

organisms that have recently evolved from the same organism, process of organisms changing overtime, a branching diagram illustrating evolutionary …

a fun board game, but also the bones that keep your brain safe, the total number of cranial bones, the suture where the parietal bones meet the …

period during rotation when earth is facing the sun and it is lighted, includes the 4 compass points of north, south, east and west, period during …

a reaction where two or more reactants form a single product, a reaction where one reactant breaks down into two or more products, a reaction where a …

lost the ability to survive independently and became organelles (e.g. mitochondria and chloroplasts), early membranes trapped organic molecules inside …

energy that comes from changes in the nucleus of a atom, do not use their energy until they move, keep hot or cold in a object, energy stored in …

cells in the epidermis involved in immune defense, outermost layer of the epidermis, the primary type of cell found in the epidermis, transparent …

breaks down and churns food with acid, covering used by trees for protection, responsible for breathing in and out, pumping blood with nutrients and …

reactions conducted in the presence of oxygen, a substance that increases the rate of a chemical reaction without itself being used up, a factor …

an element that is needed to make protein, absorbed by the roots of plants, bacteria and fungi that feed on dead plants/animals, used for growth and …

elements found on the left-hand side of the staircase, elements found on the right-hand side of the staircase, the name given to the group 7 elements, …

total number of protons and neutrons, a uncharged particle in an atom, an ion of the element with 16 protons, the electrons on the outermost energy …

functional unit of the kidney responsible for urine formation, the process of removing waste and excess substances from the blood in the glomerulus, …

organelle highly present in b cells to produce antibodies, fluid in which pathogens are carried to lymphocytes, the site at which somatic …