Protist,fungi + Plants Flashcards

1
Q

Protist

A

any of a diverse taxonomic group and especially a kingdom of eukaryotic organisms that are unicellular and sometimes colonial or less often multicellular

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2
Q

Heterotroph

A

an organism deriving its nutritional requirements from complex organic substances

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3
Q

Eukaryote

A

an organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus

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4
Q

Decomposer

A

an organism that decomposes organic material

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5
Q

Parasite

A

an organism that lives in or on another organism and benefits by deriving nutrients at the hosts expense

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6
Q

Host

A

an animal or plant on or in which a parasite or commensal organism lives

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7
Q

Fungi

A

any of a group of unicellular, multicellular, or syncytial spore-producing organisms feeding on organic matter

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8
Q

Spore

A

a typically one-celled, reproductive unit capable of giving rise to a new individual without sexual fusion

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9
Q

Lichen

A

a simple slow-growing plant that typically forms a low crustlike, leaflike, or branching growth on rocks, walls, and trees

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10
Q

Nonvascular plant

A

They lack roots, stems, and leaves and are low-growing, reproduce with spores, and need a moist habitat

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11
Q

Vascular plant

A

a plant that is characterized by the presence of conducting tissue

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12
Q

Gymnosperm

A

a plant that has seeds unprotected by an ovary or fruit

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13
Q

Angiosperm

A

a plant that has flowers and produces seeds enclosed within a carpe

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14
Q

Photosynthesis

A

the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water

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15
Q

Cellular respiration

A

a set of metabolic reactions and processes that take place in the cells of organisms to convert biochemical energy from nutrients into adenosine triphosphate, and then release waste products

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16
Q

Transpiration

A

the process where plants absorb water through the roots and then give off water vapor through pores in their leaves

17
Q

Tropism

A

the turning of all or part of an organism in a particular direction in response to an external stimulus

18
Q

Gravitropism

A

a turning or growth movement by a plant or fungus in response to gravity

19
Q

Phototropism

A

the orientation of a plant or other organism in response to light, either toward the source of light or away from it.

20
Q

Asexual Reproduction

A

a type of reproduction by which offspring arise from a single organism, and inherit the genes of that parent only

21
Q

Toxoplasmosis

A

a disease caused by toxoplasmas, transmitted chiefly through undercooked meat, or in soil or cat feces

22
Q

Malaria

A

an intermittent and remittent fever caused by a protozoan parasite that invades the red blood cells. The parasite is transmitted by mosquitoes in many tropical and subtropical regions

23
Q

Giardia

A

is an intestinal infection marked by abdominal cramps, bloating, nausea and bouts of watery diarrhea