Cnidaria

Question 1 of 22

1

they are circum global but entirely Aquatic

Select one of the following:

True
False

Explanation

Question 2 of 22

5

Fill the blank spaces to complete the text.

this phylum are charaterised by having symmetrical and are They possess and have a , they posses a single .

Explanation

Question 3 of 22

1

they have alternating generation, with a:

Select one or more of the following:

Asexual polypoid
Sexual medusiod
Asexual Larvae
leciothrophic larvae
precociol

Explanation

Question 4 of 22

1

they have cilliate planula larvae

Select one of the following:

True
False

Explanation

Question 5 of 22

1

Describe what a dipoblastic structure is?

Select one of the following:

Outer ectoderm, Inner entoderm, Separated by noncellular mesenchyme.
Endoderm, epidermis and cytoplasm
single celled membrane
has a three structured system

Explanation

Question 6 of 22

1

Add the labels

Drag an answer into the correct orange point.

Gastrodermis

Nemondermata

Edodermis

mesenchyme

nematocyte

Gatrobalder

Receptor cell

Reproductive cell

Explanation

Question 7 of 22

1

Check the type of cnidae

Select one or more of the following:

pentrant
glutinant
volvent
volitile
kickstart
propeller

Explanation

Question 8 of 22

1

the cnidarian is produce in the layers from cnidoblasts, becoming cnidocytes.

Select one of the following:

True
False

Explanation

Question 9 of 22

1

what type of feeders are they

Select one or more of the following:

Ambush predators
suspension
filter
forager
autotrophic

Explanation

Question 10 of 22

1

they have nematocyst covered feeding tentacles

Select one of the following:

True
False

Explanation

Question 11 of 22

3

Fill the blank spaces to complete the text.

prey are digested in completed in food .

Explanation

Question 12 of 22

5

Fill the blank spaces to complete the text.

polypoid, is a stage which occurs in classes, its s organism that reproduce by plates which produce , they are symmetrical.

Explanation

Question 13 of 22

7

Fill the blank spaces to complete the text.

The medusoid occur in all classes, the are structures they use to move through the they are also symmtrical, these reproduce and are usually .

Explanation

Question 14 of 22

3

Click on each orange point and write the correct answer.

label the diagram

Explanation

Question 15 of 22

1

Name all the symbiosis relationships shown by cnidarian?

Select one or more of the following:

Zooxanthellae
fish
crustaceans
echinoderm
porifera
mollusca
cetaceans

Explanation

Question 16 of 22

4

Fill the blank spaces to complete the text.

class Hydrozoa, these are the cnidarians with generations, they have stage may be where the small medusa stay attached to the polyp

Explanation

Question 17 of 22

3

Fill the blank spaces to complete the text.

Class Scyphozoa, is the they're exclusively . dominant and medusa phase

Explanation

Question 18 of 22

4

Fill the blank spaces to complete the text.

Cubozoa
contain the order of box jelly fish (), they are largely restricted to the , and they only produce a . they have well developed eye and also have nematocysts

Explanation

Question 19 of 22

1

what classes are bioluminescence common in

Select one or more of the following:

Hydrozoa
Scphozoa
alcyonaria
Zoantharia
holothoriodia

Explanation

Question 20 of 22

1

bioluminescence produce luciferin de novi, reacts with oxygen to produce light

Select one of the following:

True
False

Explanation

Question 21 of 22

5

Fill the blank spaces to complete the text.

The class Alcyonaria, contains sea pens, and soft coral, they are colonial so there non-polymophism. they also have no medusal stage. they have an syupport system and tentacles, arranged in .

Explanation

Question 22 of 22

4

	Created by chloe allen almost 9 years ago

first year revision

Question 1 of 22

they are circum global but entirely Aquatic

Select one of the following:

Explanation

Question 2 of 22

Fill the blank spaces to complete the text.

this phylum are charaterised by having symmetrical and are They possess and have a , they posses a single .

Explanation

Question 3 of 22

they have alternating generation, with a:

Select one or more of the following:

Explanation

Question 4 of 22

they have cilliate planula larvae

Select one of the following:

Explanation

Question 5 of 22

Describe what a dipoblastic structure is?

Select one of the following:

Explanation

Question 6 of 22

Add the labels

Drag an answer into the correct orange point.

Explanation

Question 7 of 22

Check the type of cnidae

Select one or more of the following:

Explanation

Question 8 of 22

the cnidarian is produce in the layers from cnidoblasts, becoming cnidocytes.

Select one of the following:

Explanation

Question 9 of 22

what type of feeders are they

Select one or more of the following:

Explanation

Question 10 of 22

they have nematocyst covered feeding tentacles

Select one of the following:

Explanation

Question 11 of 22

Fill the blank spaces to complete the text.

prey are digested in completed in food .

Explanation

Question 12 of 22

Fill the blank spaces to complete the text.

polypoid, is a stage which occurs in classes, its s organism that reproduce by plates which produce , they are symmetrical.

Explanation

Question 13 of 22

Fill the blank spaces to complete the text.

The medusoid occur in all classes, the are structures they use to move through the they are also symmtrical, these reproduce and are usually .

Explanation

Question 14 of 22

Click on each orange point and write the correct answer.

label the diagram

Explanation

Question 15 of 22

Name all the symbiosis relationships shown by cnidarian?

Select one or more of the following:

Explanation

Question 16 of 22

Fill the blank spaces to complete the text.

class Hydrozoa, these are the cnidarians with generations, they have stage may be where the small medusa stay attached to the polyp

Explanation

Question 17 of 22

Fill the blank spaces to complete the text.

Class Scyphozoa, is the they're exclusively . dominant and medusa phase

Explanation

Question 18 of 22

Fill the blank spaces to complete the text.

Cubozoa contain the order of box jelly fish (), they are largely restricted to the , and they only produce a . they have well developed eye and also have nematocysts

Explanation

Question 19 of 22

what classes are bioluminescence common in

Select one or more of the following:

Explanation

Question 20 of 22

bioluminescence produce luciferin de novi, reacts with oxygen to produce light

Cubozoa
contain the order of box jelly fish (), they are largely restricted to the , and they only produce a . they have well developed eye and also have nematocysts