Final

Question 1

Name three things an earthworm uses for movement.

Answer 1

longitudinal muscles, circular muscles and setae

Question 2

What is a perch’s lateral line?

Answer 2

Pores that help sense movement of friends and predators

Question 3

What does a perch’s operculum do?

Answer 3

“little lid”, covers the gills and helps with breathing

Question 4

What do a perch’s gill rakers do?

Answer 4

The gil rakers strain out food organisms and offer protection from food entering the pharynx.

Question 5

What does a perch’s swim bladder do?

Answer 5

Helps fish sink or float

Question 6

What is the crop? and what is its general function?

Answer 6

Large thin-walled structure that is part of the earthworm. Used for food storage

Question 7

What are three things an earthworm uses to reproduce?

Answer 7

Seminal vesicles, seminal receptacles, and ovaries

Question 8

What are some structures that starfish have in common with humans?

Answer 8

Mouth, anus, intestine

Question 9

What is the general function of the tube feet on a starfish?

Answer 9

Locomotion and aid in feeding

Question 10

What is the general function of the eyespot on a starfish?

Answer 10

Light detection

Question 11

What is the general function of the madreporite in a starfish?

Answer 11

Equalize pressure

Question 12

What is the general function of the eyespot on a starfish?

Answer 12

Light detection

Question 13

What is the general function of the pyloric caecum in a starfish?

Answer 13

Digestion

Question 14

The majority of mutualist relationships we observe today are in _______.

Answer 14

plants

Question 15

What is lichen made of?

Answer 15

algae and cyanobacteria

Question 16

In symbiotic relationships, if the relationship is essential for survival, what is it called?

Answer 16

Obligate

Question 17

Give three examples of mutualism.

Answer 17

Termites + Protist
Ants + Acadia Tree
Lichen + Algae + Cyanobacteria

Question 18

In _________, the host often provides a home or transportation to the smaller organism.

Answer 18

Commensalism

Question 19

Give two examples of commensalism in nature.

Answer 19

Remora fish and sharks

Barnacles and whales

Question 20

Most parasites we observe today are _______.

Answer 20

worms

Question 21

True or false: Not all parasites kill the host, but many cause harm to their hosts by causing diseases.

Answer 21

True

Question 22

Pork that is infected with a worm called ___________ can cause muscle aches and pains, even death.

Answer 22

trichinella

Question 23

Name two things common to plants ONLY

Answer 23

chloroplasts and vacuoles

Question 24

What is a lichen made of?

Answer 24

Fungus and either an algae or a cyanobacterium growing nearby

Question 25

List two things that ants do for acacias

Answer 25

1. Protectection from insects | 2. Kills branches that block the usn

Question 26

What are the three main bacterial cell shapes?

Answer 26

Rod (bacillus) Spherical (cocci) Helical (spirillum)

Question 27

What are the 7 ways to describe Morphology of bacterial colonies?

Answer 27

1. Size (punctiform, S M L) 2. Elevation (flat, raised) 3. Texture (smooth, rough) 4. Pigment (non-pig, pigmented) 5. Appearance (shiny, dull) 6. Shape (round, filamentous, irregular) 7. Margins (smooth, curled, wavy, lobate, fillamentous)

Question 28

Do gram-positive or gram-negative have thicker cell walls of peptidoglycan?

Answer 28

Gram positive - Purple have thicker walls

Question 29

What are leaf stomata and what is their function?

Answer 29

Pores for gases to go through, function is to take in CO2 and release O2

Question 30

Are seeds fruits?

Answer 30

No, seeds themselves are not fruits but seeds produce fruits

Question 31

What is the function of a starfish's tube feet?

Answer 31

Movement

Question 32

Name four things that a perch has in common with a human.

Answer 32

Respiratory system Spinal cord Stomach Ears

Question 33

If you were looking at a prepared slide under the microscope of an earthworm cross-section posterior to the clitellum, would it be possible to see the gizzard?

Answer 33

No, the gizzard is before the clitellum

Question 34

What is the function of a perch's fin rays?

Answer 34

They support the thin membrane of each fin

Question 35

Where is the starfish's madreporite located?

Answer 35

On the aboral surface, near the anus

Question 36

Name three things that starfish have in common with humans.

Answer 36

Epidermis Intestine Anus

Question 37

What is the function of a earthworm's crop?

Answer 37

To remove excess calcium from the blood, acts as a food "buffer"

Question 38

True or false: the purpose of heat fixing is to kill the bacteria

Answer 38

True

Question 39

What is the segment looking thing in an earthworm?

Answer 39

Clitellum

Question 40

Are an earthworm's circular or longitudinal muscles on the very outside of the worm?

Answer 40

Circular, longitudinal are below the circular

Question 41

What is the difference between a monocot and a dicot?

Answer 41

A monocot has 1 cotyledon, dicot has 2 cotyledons

Question 42

What is something a gram stain tells you about the bacteria you are studying?

Answer 42

if it is gram positive or gram negative

Question 43

What is a major difference between bacteria and eukaryotes.

Answer 43

Bacteria are prokaryotic and single-celled

Question 44

What is a primary consumer?

Answer 44

An organism that eats plants | IE: crickets, mice, etc

Question 45

What is a predator?

Answer 45

An organism that eats consumers. | IE: hawks, owls, snakes, etc.

Question 46

Where is pollen located?

Answer 46

In the anther, to create easy access for pollination

Question 47

What is the purpose of the cotyledon to a plant?

Answer 47

Provides and stores nutrients within a seed for a plant

Question 48

Describe the four characteristics of a plant grown in the dark opposed to the light

Answer 48

Taller, yellow or paler, stems pushed above soil, and more protected by elements and predators.

Question 49

What are some examples of edible tap roots?

Answer 49

Carrots, turnips, radish, ginger

Question 50

What is the general function of the fin rays on a perch?

Answer 50

Swimming