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ch 3. 6th grade
principles of Ecology.
| Question | Answer |
|---|---|
| study of the interactions between organisms and their environment. | Ecology |
| organisms that use sunlight or energy to make food | Autotrophs |
| is the primary energy source for life on Earth. | Sunlight |
| Because they make their own food, they are called | primary producers |
| Plants, algae, and cyanobacteria use energy from the sunlight captured during. to make their food | photosynthesis |
| These types of organisms, like the bacteria found in volcano vents and hot marshes, use | chemosynthesis |
| Humans, animals, fungi, and even bacteria are all. , which are organisms that rely on other organisms for their energy and food supply. | heterotrophs |
| like snakes and sharks, kill and eat other animals. They only eat meat and tend to have long canines. | Carnivores |
| , like cows and deer, are plant-eaters. They have incisors adapted to ripping off seeds, fruits, grasses, and shrubs. | Herbivores |
| , like humans and bears, eat both meat and plants and have a variety of teeth. | Omnivores |
| , like worms and mites, eats plant and animal remains. | detritivore |
| like bacteria and fungi, break down organic matter in the soil, providing nutrient-rich soil for growth. | decomposers |
| are used for stabbing and tearing; incisors are used for cutting; premolars crush and shear; and molars grind food. | Canines |
Created by:
Rachelc2028
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