7th grade ch. 1 sec. 1 what is an animal?
TRANSCRIPT
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Ch. 1 Sec. 1What is an Animal?
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OBJECT ANIMAL NOT ANIMAL REASON
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ACTIVITY-ANIMAL OR NOT pg. 6
*Think It Over:
Use your notes about each organism to write a definition of the term “animal”.
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- What Is an Animal?Structure of Animals
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adaptationadaptation• structure or behavior that allows an organism to survive in its environment or reproduce
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Functionsof
Animals
1.Obtaining
food & oxygen
2.Keeping
conditions stable
3.Movement
4. Reproduction
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1. Obtaining food & oxygen
•Animals can not make own food
•Eat other organisms
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The predator-prey relationship
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Tooth Shape Helps to Determine Diet
Describe
the shape
of the teeth.
What do
you think
it eats?
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Tooth Shape Helps to Determine DietDescribe
the shape
of the teeth.
What do
you think
it eats?
![Page 11: 7th Grade Ch. 1 Sec. 1 What is an Animal?](https://reader036.vdocument.in/reader036/viewer/2022062708/558b378bd8b42ac0378b4659/html5/thumbnails/11.jpg)
Tooth Shape Helps to Determine Diet
Describe
the shape
of the teeth.
What do
you think
it eats?
![Page 12: 7th Grade Ch. 1 Sec. 1 What is an Animal?](https://reader036.vdocument.in/reader036/viewer/2022062708/558b378bd8b42ac0378b4659/html5/thumbnails/12.jpg)
Tooth Shape Helps to Determine Diet
Describe
the shape
of the teeth.
What do
you think
it eats?
![Page 13: 7th Grade Ch. 1 Sec. 1 What is an Animal?](https://reader036.vdocument.in/reader036/viewer/2022062708/558b378bd8b42ac0378b4659/html5/thumbnails/13.jpg)
2. Keeping conditions stable• Maintain stable environment within their bodies
Dogs keep cool by panting.
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3. movement
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4. reproduction-most reproduce
sexually
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• sexual reproduction= process by which a new organism develops from joining of 2 sex cells (sperm & egg)
+
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• joining of sperm + egg
+
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• asexual reproduction process by which single organism produces new organism identical to itself
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- What Is an Animal?Classification of Animals• This
branching tree shows how the major animal groups are related.
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Biologists classify
animals into 35 major
groups called phyla
(phylum).
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classified by:1.body structure
2.how they develop
3.DNA
human embryo
fish embryo
DNA
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invertebrateinvertebrate• no backbone• 97% animals
vertebratevertebrate• has backbone
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Guess the Guess the Covered Covered
WordWord
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phyla (phylum)phyla (phylum)
biologists classify biologists classify animals into 35 animals into 35
major groups calledmajor groups called
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invertebrateinvertebrate
animal that does animal that does not not have a backbonehave a backbone
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basic unit of basic unit of structure & function structure & function
in animalsin animals
cellcell
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Joining of an Joining of an egg cell & egg cell & sperm cellsperm cell
fertilizationfertilization
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adaptationadaptation
characteristic that helps characteristic that helps an organism survive in an organism survive in
its environment or its environment or reproducereproduce
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biologists classify biologists classify animals according to animals according to 1.____ 2.____ 3.____1.____ 2.____ 3.____
1. body structure 2. how they develop 3. DNA
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animal that animal that doesdoes have a backbonehave a backbone
vertebrate
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Process by which a single Process by which a single organism produces a new organism produces a new organism identical to itselforganism identical to itself
asexual asexual reproductionreproduction
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Thanks for Thanks for playing Guess playing Guess the Covered the Covered
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