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biology > classification of living things > Flashcards

classification of living things Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

define movement

A

action which cause organism or part of organisms causing change of positions or place

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2
Q

define respiration

A

chemical reactions in cell that breakdown nutrient molecules to release energy for metabolism

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3
Q

what is the meaning of sensitivity

A

ability to detect and respond appropriately to internal and external environment

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4
Q

what is the meaning of growth

A

permanent increases in size and mass by an increases of cell size or number or both

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5
Q

define reproduction

A

process which makes more of the same kind of organism

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6
Q

define excretion

A

removal of unwanted waste products of metabolism ( chemical reaction in cells including respiration), toxic materials and substances in excess required

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7
Q

what is nutrition

A

taking in materials for energy, growth and development

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8
Q

define the meaning of species

A

a group of organisms that can reproduce to produce fertile offspring

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9
Q

why do we need to classify living things?

A

its easier to study them
understand evolutionary rs
identify which animal is at risk of extinction

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10
Q

what are the 3 ways to classify

A
  1. anatomy - detailed body structure
    morphology - overall body shape and structure
    DNA (sequence of bases) and protein (sequence of amino acid)
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11
Q

what is the binomial systen

A

its the naming system using the genus and the species created by Carls Linnaeus

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12
Q

why is the binomial system good/ useful

A

allows scientist to accurately identify species and avoid confusion when diff languages is used

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13
Q

which is the genus and species of canis lupus

A

canis is the genus and lupus is the species

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14
Q

name the 5 kingdoms

A

animal, plantae, fungi, prokaryotes and protoctista

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15
Q

name the characteristic of the animal kingdom

A

animal- no cell wall or chloroplast , nucleus, hunt, multicellular, ingest food internally

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16
Q

list the characteristics of plantae kingdom

A

multicellular, has nucleus and cell wall made of cellulose, chloroplast and makes owns food

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17
Q

name the characteristics of fungus

A

hyphae, cell wall of chitin, no chloroplast and has nucleus

18
Q

list the characteristics of prokaryotes

A

small single cell, no nucleus, cell wall of protein sugar and lipid , cell membrane & cytoplasm with granules, DNA in single coiled form, slime capsule and flagella for movement

19
Q

list the characteristics of protoctista

A

multi or uni cellular, single cell, nucleus, may hv cell wall and chloroplast

20
Q

name the characteristics of annelids

A

elongated cylindrical shape, segmented body, brittles or chaetae

21
Q

characteristics of molluscs

A

hard shell made of calcium carbonate

muscular foot and eyes on tentacles

22
Q

characteristic of nematodes

A

usually parasitic, elongated cylindrical body with pointed ends

23
Q

name the characteristics of arthropods

A

has exoskeleton, segmented bodies and jointed limbs

24
Q

what are the characteristics of crustacean

A

5 or more pairs of joined legs, hard exoskeleton, body divided into 2 and 2 pairs of antennas

25
Q

what are insects

A

3 pair of legs, 2 pairs of wings and 1 pair of antenna

26
Q

what are archnids

A

8 legs, several simple eyes, body divided into 2 , no antenna

27
Q

LAST ONE WHAT IS MYRIAPODS

A

10 or more pairs pf legs, 1 pair of antennae, simple eyes and segmented body

28
Q

corda is also known as

A

phylum vertebrates

29
Q

what is the difference between monocotyledon and dicotyledon

A

mono- one cotyledon, parallel veins, fibrous roots, leaves are thin and narrow, floral part in 3s and vascular bundle complex
di- 2 cotyledon, network veins, tap roots, floral parts in 4s or 5s , leaves are broad and wide and vascular bundles ring

30
Q

explain angiosperms

A

root, stem leaves

flowers for reproduction, seeds inside fruits and cellulose cell wall

31
Q

describe the characteristics of ferns

A

true roots, stems , leaves and vascular tissues, reproduces by spores, lives in damp places, rhizomes and adventitious root

32
Q

describe the characteristics of moss

A

uni or multi cellular, no roots, stems or leaves, photosynthesis pigments, lives near water

33
Q

what is the characteristics of algae

A

simple leaves and stems

has rhizoids for anchorage and absorption of water, no vascular tissues and needle life leaves

34
Q

what is gymnosperms

A

reproduce by seeds - cones and needle like leaves

35
Q

how does fungus eat food

A

they produce an enzyme which help digest food and then they absorb them

36
Q

hyphae forms a network called

A

mycelium

37
Q

where does fungus produce spores

A

inside sporangium

38
Q

what does protoctista use for locomotion

A

flagella, cilia and pseudopodia

39
Q

how does bacteria feed and respire

A

feed- photosynthesis or live on food

respiration - anerobic

40
Q

what are the benefits and disadvantages of prokaryotes

A

decomposers, help with digestion

pathogens

41
Q

what are the characteristics of virus

A

very very very small, no typical structure, needs a host to survive, has a protein coat called capsids, contains DNA/RNA strains , only life process is reproduction and constantly changes/ mutate

biology (15 decks)

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