biology chapter. 1 - Statistics

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questions answer % Correct
what is an organism a living thing
100%
what is fertile able to reproduce
14%
what is growth a permanent increase in size and dry mass
14%
what does terrestrial mean living on land
14%
what is infertile not able to reproduce
14%
what is cellulose a carbohydrate that forms long fibers and makes up the cell walls of plants
0%
what is a pinna a flap on the outside of the body that directs sound into the ear
0%
what is chlorophyll a green pigment that absorbs energy from light to combine carbon dioxide with water and make glucose
0%
what is a species a group of organisms that can reproduce to produce fertile offspring
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what is a genus a group of species that share similar features and a common ancestor
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what is a diaphragm a muscle that separates the chest cavity from the abdominal cavity in mammals to help with breathing
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what is movement an action by an organism or part of an organism causing a change of position or place
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what is an arthropod an animal with jointed legs but no backbone
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what is a prokaryote an organism whose cells do not have a nucleus
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what is a fungus an organism whose cells have cell walls but does not photosynthesize
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what is a placenta an organ that connects the growing fetus to its mother
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what is a protoctist a single celled organism or one with several very similar cells
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what is a common ancestor a species that lived in the past and is thought to have given rise to several different species alive today
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what is an exoskeleton a supportive structure on the outside of the body
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what is the binomial system a system of naming species that is internationally agreed in which the scientific name is made up of two parts showing the genus and the species
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what is a dichotomous key a way of identifying an organism by working through pairs of statements that lead you to its name
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what is metamorphosis changing from a larva with one body to an adult with a different body form
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what does vestigial mean description of a structure that has evolved to become so small that it is no longer useful
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what does aquatic mean living on water
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what is unicellular made of a single cell
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what is multicellular made of many cells
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what is a hyphae microscopic threads made of cells linked in a long line that make up the body of a fungus
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what is a kingdom one of the major groups into which all organisms are classified
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what are decomposers organisms that break down organic substances outside their bodies, releasing nutrients from them that other organisms can use
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what are mammary glands organs found only in mammals which produce milk to feed young
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what are monocotyledons plants with one cotyledon in their seeds
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what are dicotyledons plants with two cotyledons in their seeds
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organic substances substances that are made by living things
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what is nutrition taking in materials for energy, growth, and development
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what is sensitivity the ability to detect and respond to changes in the internal or external environment
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what is respiration the chemical reactions in cells that break down nutrient molecules and release energy for metabolism
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what is metabolism the chemical reactions that take place in living organisms
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what is dry mass the mass of an organism after it has been killed and all water removed from it
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what is reproduction the processes that make more of the same kind of organism
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what is excretion the removal of waste products of metabolism and substances in excess of requirements
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what are spores very small groups of cells surrounded by a protective wall used in reproduction
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