Characteristics Of Living Organisms Details

Question 1

Components of the taxonomic system(from greatest to lowest)

Answer 1

-Kingdom
-Phylum
-Class
-Order
-Family
-Genus
-Species

Question 2

Main groups of vertebrates

Answer 2

-Mammals
-Fish
-Amphibians
-Birds
-Reptiles

Question 3

Main groups of arthropods

Answer 3

-Insects
-Crustaceans
-Myriapods
-Arachnids

Question 4

Features of fish

Answer 4

-Have gills
-Have fins
-Scaly skin

Question 5

Features of amphibians

Answer 5

-Moist, scaleless skin
-Eggs laid in water, larva(tadpole) lives in water
-Adult lives on land
-Larva has gills, adult has lungs

Question 6

Features of birds

Answer 6

-Lay eggs with hard shells
-Endothermic(capable of internally generating heat)
-Heart has four chambers

Question 7

Features of reptiles

Answer 7

-Scaly skin
-Lay eggs with rubbery shells

Question 8

Features of mammals

Answer 8

-Have hair/fur
-Have a placenta
-Endothermic
-Young feed on milk from mammary glands
-Heart has four chambers

Question 9

General characteristics of arthropods

Answer 9

-Several pairs of jointed legs
-Exoskeleton

Question 10

Characteristics of insects

Answer 10

-Three pairs of jointed legs
-Two pairs of wings
-Breathe through tracheas
-Body divided into head, thorax and abdomen

Question 11

Characteristics of crustaceans

Answer 11

-More than four pairs of jointed legs
-Breathe through gills

Question 12

Characteristics of myriapods

Answer 12

-Body consists of many segments
-Each segment has jointed legs

Question 13

Characteristics of arachnids

Answer 13

-Four pairs of jointed legs
-Breathe through gills(called book lungs)

Question 14

The kingdoms

Answer 14

-Animal
-Plant
-Fungus
-Prokaryote
-Protoctist

Question 15

Features of animals

Answer 15

-Multicellular
-Have a nucleus but no cell wall or chloroplasts

Question 16

Features of plants

Answer 16

-Multicellular
-Cells have a nucleus, cell walls made of cellulose and often contain chloroplast
-Feed by photosynthesis
-May have roots, stems or leaves

Question 17

Features of fungi

Answer 17

-Usually multicellular
-Have nuclei
-Have cell walls(not made of cellulose)
-Don’t have chlorophyll
-Feed by saprophytic or parasitic nutrition

Question 18

Features of protoctista

Answer 18

-Multicellular or unicellular
-Have a nucleus
-May/may not have a cell wall or chloroplasts
-Some feed by photosynthesis, others feed on organic substances

Question 19

Features of prokaryotes

Answer 19

-Often unicellular
-Have no nucleus
-Have cell walls(made of cellulose)
-Have no mitochondria

Question 20

Features of ferns

Answer 20

-Have roots, stems, and leaf-like fronds
-Reproduce using spores(no flowers/seeds)
-No waxy cuticle layer on leaves

Question 21

Features of flowering plants

Answer 21

-Have roots, stems and flowers
-Reproduce using seeds found in fruits

Question 22

Types of flowering plants

Answer 22

-Monocotyledon
-Dicotyledon

Question 23

Features of monocotyledons

Answer 23

-Long leaves with parallel veins
-Petals in groups of 3
-Branching roots

Question 24

Features of dicotyledons

Answer 24

-Broad leaves with branching veins
-Petals in groups of 4 or 5
-Tap roots

Question 25

Features of viruses

Answer 25

-Not living things
-Take over a host cell’s metabolic pathways to make multiple copies of themselves
-Structure is simply genetic material inside a protein coat