Bio Lab Final

Question 1

What are the three Domain System?

Answer 1

Eukarya, Bacteria, Archaea

Question 2

What is the Classification System order?

Answer 2

1. Domain (least specific)
2. Kingdom
3. Phylum
4. Class
5. Order
6. Family
7. Genus
8. Species (Most specific)

Question 3

How many Kingdoms are there?

Answer 3

6

Question 4

What are kingdoms based on?

Answer 4

1. Number of cells (unicellular or Multicellular)
2. How it obtains energy (Heterotroph or autotroph)
3. Types of cell (Eukaryote or prokaryote)

Question 5

Describe Kingdom Animalia

Answer 5

-Multicellular
-Eukaryote
- Heterotrophic
-Most can move

Question 6

Describe Kingdom Plantae

Answer 6

-Multicellular
-Eukaryotic
-Autotrophic
-Cannot move

Question 7

Describe Kingdom Fungi

Answer 7

-Multicellular (Most)
-Eukaryotic
-Heterotrophic (Mainly Decomposers

Question 8

Describe Kingdom Protista

Answer 8

-Most are Unicellular
-Can be heterotrophic or autotrophic
-Eukaryotes (All have nucleus)

Question 9

Describe Phylum Porifera

Answer 9

-Multicellular
-Endoskeleton
-Suspension Feeders
-freshwater or marine

Question 10

Describe Phylum Cnidaria

Answer 10

-Jellyfish, corals, anemones
-Only aquatic
-Radial body symmetry
-2 body forms: Polyp & Medusa
-2 Layers of tissue
-Stinging cells called Cnidocyes
-Body supported by hydrostatic pressure

Question 11

Describe Phylum Plathelminthes

Answer 11

-Flatworms
-Bilateral body symmetry
-Flattened body and only one opening digestive system

Question 12

Describe Phylum Nematoda

Answer 12

-Roundworms
-Cylindrical bodies
-Bilateral symmetry
-Complete digestive tract
-Parasitic species

Question 13

Describe Phylum Annelida

Answer 13

-Earthworms, sandworms, leeches, clamworms
-Complete digestive tract
-hydrostatic skeleton

Question 14

Describe Phylum Mollusca

Answer 14

-Basic body plan (Muscular foot, visceral mass, mantle, hard external shell, and gills)
-Primarily aquatic
-either marine or freshwater

Question 15

What are the different classes of Mollusks

Answer 15

1. Gastropods = belly foot
   -single shell or no shell
   -Radula
   -herbivores
2. Cephalopods = head foot
   -squid
   -carnivorous
   -Tentacles
   -advanced eyes
   -fin connected to mantle
3. Bivalves = Hatchet foot
   -Clam
   -suspension feeders
   -breath using gills
   -use foot for burrowing

Question 16

Describe Phylum Arthropoda

Answer 16

-Body segmented into head, thorax and abdomen
-Jointed appendages
-Bilateral
-Major groups are crustaceans, arachnids, insects

Question 17

Describe Phylum Echinodermata

Answer 17

-Endoskeleton
-Water vascular system used for locomotion
-Many have spines
-Strictly marine
-Radial symmetry

Question 18

Describe Phylum Chordata

Answer 18

-4 basic features in development (Nerve cord, notochord, pharyngeal slits, and post-anal tail)

Question 19

Define taxis

Answer 19

Animals move directly towardor away from a stimulus

Question 20

Define Kinesis

Answer 20

Animals move randomly in response to environmental stimuli

Question 21

Define Agonistic behavior

Answer 21

-contest
-competition
-territorial

Question 22

Define releasing mechanism

Answer 22

Cue

Question 23

What is vascular tissue

Answer 23

Like circulatory system for plants

Question 24

What are the two types of vascular tissue

Answer 24

-Xylem
-Phloem

Question 25

Only diploid cells can undergo what?

Answer 25

Meiosis

Question 26

Meiosis occurs how many times in the life cycle

Answer 26

Once

Question 27

Fertilization is necessary to restore

Answer 27

Diploidy

Question 28

Gametes are produced by

Answer 28

Mitosis

Question 29

Describe bryophytes: Nonvascular plants

Answer 29

-Mosses, liverworts, hornworts -No vascular tissue -water necessary for reproduction -No true roots, stems, leaves -Cant absorb water from soil

Question 30

Describe Pteriophytes: Seedless vascular plants

Answer 30

-Ferns, horsetails -Have True roots, stems, and leaves -Have vascular tissue

Question 31

Describe Conifers

Answer 31

-Thick cuticles -Sunken stomates -leaves have reduced surface area

Question 32

Describe Angiosperm: Vascular seed plants

Answer 32

-Very diverse compared to others -Key characteristic is the flower

Question 33

Describe Key features of Dicot

Answer 33

-Embryo: Two Cotyledons -Leaves: Netlike veins -Stems: Form a ring -Roots: Taproot -Flowers: Multiples of four or five

Question 34

Describe Key features of Monocots

Answer 34

-Embryo: One Cotyledon -Leaves: Parallel Veins -Stems: Bundles scattered -Roots: Fibrous -Flowers: Multiples of three

Question 35

Define the root system

Answer 35

-Anchor plant -Store food -Absorb minerals and water

Question 36

Define Xylem

Answer 36

Conduct water and minerals from root to leaves

Question 37

Define Phloem

Answer 37

Transports carbs from photosynthesis from leaves to roots

Question 38

Define Cuticle

Answer 38

retards evaporative water loss through the epidermis

Question 39

Define stomata

Answer 39

Tiny openings in the epidermis

Question 40

Who developed the theory of evolution by natural selection

Answer 40

Charles darwin

Question 41

How are fossils formed?

Answer 41

1. Dissolved mineral gradually seep replace parts of body 2. Formed from impressions in soft sand or mud

Question 42

What are methods used for dating

Answer 42

use of isotopes: Chemical signatures from radioactively decaying elements

Question 43

Define genetic diversity

Answer 43

Differences among the same species

Question 44

Define Species diversity

Answer 44

variety of species in a given area

Question 45

Define ecosystem diversity

Answer 45

Variety of habitats, ecosystems, and communities

Question 46

Ecosystems can be affected by

Answer 46

-Natural disturbances -Succession -Human disturbance -habitat destruction -Over fishing -pollution

Question 47

What is the Quadrat method?

Answer 47

Choose a predetermined number of random quadrats to count, take the average and extrapolate to the entire area of interest

Question 48

What is the Mark-Recapture Method

Answer 48

Individuals are captured, marked for identification and released

Question 49

Define Mechanoreceptors

Answer 49

stimulated by physical deformation caused by such pressure, touch, stretch, motion & sound

Question 50

Define Pain receptors

Answer 50

naked dendrites in the epidermis of the skin

Question 51

Define Thermoreceptors

Answer 51

respond to heat or cold, regulate body temp

Question 52

receives sensory info about objects in the left visual field

Answer 52

Right side of brain

Question 53

receives info from the right visual field

Answer 53

Left side of brain