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Characteristics of Animals Review Flashcards | StudBud
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Characteristics of Animals Review
Characteristics of Animals Review
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#zoology
Flashcards
37 cards
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Practice quiz
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Questions
37
Answers
1
In order for an animal to be considered complex it must have
lots of mesoderm & lots of coelom space
6 legs & 1 pair of antennae
wings
a brain & spinal cord
2
Which body system breaks down and absorbs energy from foods you eat?
excretory
nervous
digestive
respiratory
3
What type of symmetry is characteristic of the most advanced animals?
asymmetry
radial
bilateral
4
An animal who's blastopore becomes an anus
deuterostome
radial
protostome
5
All animals can reproduce sexually. Some can do it asexually. What is the advantage of sexual?
it is easier
it occurs faster & with more offspring
it does not require a mate
it creates better genetic diversity
6
Which side is dorsal?
B
C
D
A
7
In birds, males often have bright colors to attract females during mating season. They are
asexual reproducers
able to regenerate body parts
monoecious
dioecious
8
Female fish lay eggs in water, males spray sperm on eggs to fertilize. They are
monoecious & viviparous
dioecious & oviparous
dioecious & viviparous
monoecious & oviparous
9
Which layer will become the epidermis or skin of an animal?
ectoderm
endoderm
mesoderm
10
Elephants take good care of their one offspring. The offspring can live to be 60 years old.
K-strategist
hermaphrodite
r-strategist
monoecious
11
Which layer will become the lining of the digestive system?
endoderm
ectoderm
mesoderm
12
What is the difference between a parazoan and a eumetazoan?
parazoan has no tissues, only cells
parazoans have no method of movement
parazoans have the most well developed nervous systems
parazoans are tree-dwelling animals
13
Which cell is a fertilized zygote?
B
A
14
A wrasse is a type of fish that starts out life as a female and becomes male later on...
It is a protandrous hermaphrodite
It is dioecious
It is a protogynous hermaphrodite
It reproduces by budding
15
What are the genes that control body development giving most animals a head, chest, & tail?
coelomate genes
radial genes
Hox genes
bilateral genes
16
Which body system includes organs that obtain oxygen and release carbon dioxide?
respiratory
reproductive
digestive
excretory
17
An animal that has two tissue layers- ectoderm & endoderm
diploblastic
monoblastic
triploblastic
18
Which diagram is the least compex animal body plan?
A
B
C
19
A clownfish starts out life as a male and becomes female later on. It is a
protogynous hermaphrodite
dioecious animal
protandrous hermaphrodite
20
Why is bilateral symmetry a trait of advanced animals?
They are larger animals & dominate the food chain.
They can reproduce lots of offspring
They have organized nervous tissue & can react faster
21
Type of symmetry seen in jellyfish & starfish
bilateral
asymmetry
radial
22
What happens during the cleavage stage of embryo development?
sperm meets an egg
cells divide and multiply
cells differentiate into tissue layers
tissues differentiate into organs
23
Which side is posterior?
D
C
A
B
24
What happens during the gastrulation stage of embryo development?
sperm meets an egg
cells divide and multiply
tissues differentiate into organs
cells differentiate into tissue layers
25
Mosquito females make many offspring. After a few days they hatch. Most die.
r-strategist
hermaphrodite
monoecious
K-strategist
26
What traits do all animals in the Animal Kingdom have in common?
multicellular, prokaryotic, heterotrophic
multicellular, eukaryotic, autotrophic
multicellular, eukaryotic, heterotrophic
unicellular, eukaryotic, heterotrophic
27
The word cephalization means
having a head with a brain
having two tissue layers
having a mouth only
28
This cell is the end stage of cleavage
zygote
blastula
embryo
gastrula
29
Which animal has a coelomate body plan?
A moderate animal like a roundworm
A complex animal like a dog
A simple animal like a flatworm
30
Which body system removes wastes & excess water from the body?
nervous
digestive
respiratory
excretory
31
Which diagram represents the most advanced body plan called a coelomate?
C
B
A
32
Cats give birth to live kittens. She will eat her own placenta to hide evidence of their birth.
oviparous
monoecious
viviparous
hermaphrodite
33
Which organ would NOT develop from mesoderm?
kidney
bone
stomach
muscle
34
An animal who's blastopore becomes a mouth
deuterostome
radial
protostome
35
What are the advantages of hermaphroditism (monoecious)?
they can find mates faster & make just a few babies
they can conserve energy by mating with themselves
reproduce more offspring & don't look for specific gender
36
This cell is a
zygote
gastrula
blastula
embryo
37
Which layer will become the skeleton, muscles, reproductive, & excretory system?
endoderm
mesoderm
ectoderm
