Nutritional Relationships Organisms are generally divided into two

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Nutritional Relationships

Nutritional Relationships

§ Organisms are generally divided into two types based on their feeding habits: §

§ Organisms are generally divided into two types based on their feeding habits: § Autotrophs § Heterotrophs

Autotrophs § Autotrophs – organisms that make their own food by photosynthesis § Autotrophs

Autotrophs § Autotrophs – organisms that make their own food by photosynthesis § Autotrophs are also called producers ex. plants, euglenas, some bacteria

Heterotrophs § Heterotrophs – organisms that cannot make their own food. § They must

Heterotrophs § Heterotrophs – organisms that cannot make their own food. § They must obtain their food from another source § There are 5 types of heterotrophs:

Carnivores § Carnivores – organisms that feed on other animals or meat ex. lions,

Carnivores § Carnivores – organisms that feed on other animals or meat ex. lions, hawks, tigers Shark eats seal http: //www. youtube. com/watch? v=nt 2 ay. Kad. D 0

Herbivores § Herbivores – organisms that feed only on plants Ex. cows, horses, giraffes,

Herbivores § Herbivores – organisms that feed only on plants Ex. cows, horses, giraffes, deer, rabbits

Omnivores § Omnivores – organisms that feed on both plants and animals Ex. humans,

Omnivores § Omnivores – organisms that feed on both plants and animals Ex. humans, black bears, pigs

Scavengers § Scavengers – organisms that feed on dead animals they find Ex. hyenas,

Scavengers § Scavengers – organisms that feed on dead animals they find Ex. hyenas, vultures, crows, burying beetles

Decomposers § Decomposers – organisms that obtain nutrients by breaking down the remains of

Decomposers § Decomposers – organisms that obtain nutrients by breaking down the remains of dead plants and animals Ex. bacteria, fungi

What organisms are autotrophs AND heterotrophs? § § Venus Flytrap pitcher plants sundews pond

What organisms are autotrophs AND heterotrophs? § § Venus Flytrap pitcher plants sundews pond bladderwort

Snake eats Hippo http: //www. youtube. com/watch? v=mhhhh 1 Qi. T-U Venus Fly Trap

Snake eats Hippo http: //www. youtube. com/watch? v=mhhhh 1 Qi. T-U Venus Fly Trap eats frog http: //www. youtube. com/watch? v=ymn. Lp. Q Ny. I 6 g

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