Science Vocab Sem. 1
All vocab in my class
Terms
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- root cap
- protects root from injury
- pupa
- an insect in a protective covering
- absorption
- the process when light is taken in a material
- budding
- a form of asexual reproduction
- xylem
- vascular tissue that water is transported
- zygote
- the outcome of a sperm and an egg
- crustaceans
- a group of arthropods that live near water, have five or more pairs of legs, two or three body sections, and two pairs of antennae
- pellicle
- stiff but flexible tissue coverinng and surrounding the cytoplasm
- decomposer
- organisms that break down large chemicals in dead organisms to small chemicals
- development
- the process of change that occurs during an organism's life to produce a more complex organism
- roundworms
- a type of worm that has a digestive system that opens up one way and goes out another
- protazoa
- a scientific name for protists
- mollusk
- invertabrates with soft unsegmented bodies
- infectious diseases
- ilnesses that pass from on organism to another
- vascular plants
- plants with true vascular tissue
- phloem
- vascular tissue that food is transported
- cuticle
- a waxy, waterproof cover that retains water
- protist
- a mostly unicellular kingdom that is in the eukaryote domain
- petals
- leaf like, colorful parts to a flower
- cephalopod
- octopus and squid
- echinoderms
- invertabrates with an internal skeleton and a system of fluid filled tubes known as a water vascular system
- peat
- a compressed heap of blackish-brown moss
- gradual metamorphosis
- a life cycle without a distinct larvae stage
- photosynthesis
- plant's food producing process
- sporophyte stage
- stage when a plant produces spores
- cotyledons
- seed leaves in seed
- tube feet
- help echinoderms do certain functions such as move
- autotroph
- organisms that make their own food
- host
- the organism whom the parasite robs nutrients and lives off of
- invertabrates
- animals without a back bone
- contracile vacuole
- collect extra water and expells it
- larvae
- inmature form of an animal
- controlled experiment
- two tests exactly the same except for one factor
- gastropod
- largest group of mollusks
- stomata
- small holes or pores that are on surface layer of a leaf
- colony
- a group of individual animals
- herotrophs
- organisms that cannot make their own food
- fertilization
- when an egg is being invaded by sperm
- polyp
- vase shaped body plan for cnidarian
- angiosperm
- a seed plant that flower and produce seeds covered with a fruit
- pigment
- chemicals that produce color
- stimulus
- a change in an organism's surroundings that cause the organism to react
- transpiration
- process of water evaporating from plant's leaves
- flower
- reproductive structure of angiosperm
- coral reef
- a product from an cnidarian
- vertabrates
- animals with a back bone
- cillia
- thousands of tiny hairs used to propel the protozoa
- symbiosis
- a relationship where a species benifits something
- fruit
- a complete angiosperm's seed
- antibiotic resistance
- results when some bacteria are able to survive in the presence of an antibiotic
- organism
- A living thing
- closed circulatory system
- blood moves only within a connected network of tubes called blood vessels
- toxin
- a poison that causes the deadly disease tetanus
- segmented worms
- worms that are divided up into segments
- multicellular
- organisms composed of many cells
- molting
- the shedding of and arthropod's exoskeleton
- bacteria
- a single celled prokaryote that does not contain a nucleaus
- flatworms
- soft, flat worms that are either parasites or free living
- sponges
- invertabrates with no symmetry, tissue, or organs
- tissue
- groups of simialar cells that perform a specific funtion in an organism
- exoskeleton
- an arthropod's outer covering
- stamens
- male reproductive parts
- anus
- an opening that waste is deposited from
- endospore
- small, rounded, thick-walled resting cell that forms inside a bacteria cell
- mutilization
- same definition as symbiosis but both species benifit from it
- endoskeleton
- a protective covering that is made out of hardened plates
- arthropod
- a major animal group of invertabrates that have an external skeleton, segemented body, and apphendages
- vascular tissue
- normal plant cell orginization
- bog
- a wetland full of sphagnum moss
- vacuole
- a large storage pack that can shrink and strech
- nymph
- miniature adult in gradual metamorphosis that shed their old exoskeleton occasionaly
- medusa
- bowl shaped body plan for cnidarian
- pistil
- female reproductive organ are found in the center of most flowers
- open circulatory system
- a circulatory system when blood isn't always inside of blood vessels
- cnidarians
- invertabrates with stinging cells to capture food and to defend themselves
- fronds
- fern's leaves
- unicellular
- a single celled organism
- response
- an action or change in behavior
- omnivore
- animal that eats plants and animals
- cytoplasm
- the region inside the cell membrane that contains gel-like material
- free living organism
- an organism that does not live inside of other organisms
- rhizoids
- anchor moss and absorb water and nutrients
- lichen
- consists of a fungus and either algae or autotrophic bacteria that live ogether in a mutualistic relationship
- germination
- occurs when embryo begins to grow again and pushes out of the seed
- transmission
- the process of light passing through a transparent material
- algae
- plant like protists
- chloroplast
- structures where food is made
- ovule
- structure that contains an egg cell
- arachnids
- a group of arthropods that have eight legs, two body sections, and no antennae
- binary fission
- the process by which bacteria reproduce
- bivalve
- oysters, clams, scallops, and muscles
- embryo
- young plant that forms from zygote
- abdomen
- hind section of arthropods
- chlorophyll
- the green pigment on plants
- spontaneos generation
- the idea of organisms arising from non-living sources
- repiration
- the process of breaking down food to create energy
- cambium
- cells that divide to produce new phloem and xylem
- homeostasis
- maintenace of stable internal conditions
- cell membrane
- allows things to come in, out, and to protect
- water vascular system
- a system of internal fluid filled tubes
- oral groove
- a funnel like indentation that is lined with cilia used for consuming food
- fruiting bodies
- fungis' reproductive structures
- ovary
- hollow structure that protects the seeds as they develop
- sexual reproduction
- invovles two parents that combine their genetic material to produce a new organism which differs from both parents
- cell
- basic unit of structure and function in an organism
- non-vascular plants
- plants that lack some vascular tissue
- consumer
- an organism that consumes food
- radula
- flexible ribbon of tiny teeth
- monocots
- angiosperms with only one seed leaf
- conjugation
- a process when two bacteria make a thin bridge of genetic material to link eachother
- asexual reproduction
- a reproductive process that involves one parent that reproduces an offspring that is exactly identical to the parent
- gill
- an organ that removes oxygen from water
- gametophyte stage
- the plant produces two kinds of sex cells: sperm cells and egg cells
- biological control
- a natural way to fight off harmful insects
- parasite
- an organism lives inside of another organism
- pasteurization
- a process when liquids are heated to kill all harmful bacteria
- carnivore
- animals that only eat other animals
- thorax
- insect's midsection
- pesticides
- a poison that kills harmful and non harmful insects
- radial symmetry
- symmetry that can go many ways
- gymnosperm
- a seed plant that produces naked seeds
- scavengers
- organisms that feed off of dead or decaying materials
- eutrophication
- nutrients increasing in lakes and other bodies of water which increases the production of algae
- herbivore
- animals that only eat plants
- dicots
- angiosperms with two seed leaves
- sepals
- enclose a budding flower
- insects
- arthropods with three body sections, six legs, one pair of antennae, and usually one or two pairs of wings
- flagellum
- long whip like structures that help the cell move
- metamorphosis
- a dramatic change in an organism's life
- diatomaceos earth
- dead waste that forms on the bottom of lakes and oceans
- reflection
- the process when light is reflected off from an object
- pollen
- tiny cells that become sperm cells
- ribsome
- chemical factories in the cytoplasm where protein is produced
- pollinator
- an animal that carries pollen among plants
- algal bloom
- rapid growth of a population of algae
- accessory pigments
- objects that absorb light more than their actuall pigment
- pseudopod
- Temporary buldging in cells
- seed
- structure that contains young plant and is protected
- red tide
- saltwater algal blooms
- complete metamorphosis
- a life cycle with four stages, egg, larvae, pupa, and then adult
- bilateral symmmetry
- a symmetry that is split two ways
- producer
- an organism that produces food
- antenna
- an apphendage that contains sense organs
- hyphae
- are branchin, thread like tubes that make up the bodies of multicellular fungi