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Science - Chapter 5
Engery & Ecosystem
| Question | Answer |
|---|---|
| What are the two jobs of roots? | anchor plants, and they take in water and nutriets |
| What supports a plant and enables its leaves to reach the sunlight? | stems |
| What is the job of the stem? | support a plant, carries water and nutrients, carry food to all parts of the plant, store food |
| What plant stores food in its stem? | Sugar cane |
| what plant tends to have flexible stems and lives for only one year? | Small plants |
| What do leaves do? | Make food for the plant |
| What plant is able to catch flies with its leaves? | Venus Fly trap |
| What is the outer layer of a leaf called? | epidermis - keeps the leaf from drying out |
| The lower edpidermis has many small openings called? | stomata |
| What does a stomata ? | open during during day to let in carbon dioxide and close at night to keep plant from drying out |
| The loss of water through leaves is called? | transpiration |
| What produces food for the plant and releases oxygen into the air? | photosynthesis |
| Only cells with ___________________ can make food in plants | chloroplast |
| Chloroplasts contain a green pigment or coloring matter called? | chlorolphyll |
| what enables a plant to absorb light energy to produce food? | chlorolphyll |
| What is produced as a by product of photosynthesis? | oxygen |
| about ____% of the oxygen you breathe is created by plants | 90 |
| Plants are called _______________ because they create their own food? | producers |
| we call binomials that eat other plants or animals? | consumers |
| what gas do plants need for photosynthesis? | carbon dioxide |
| what includes all the organisms in an area and in the environment in which they live? | ecosystem |
| An animal that eats plants or other producers is an ? | herbivore |
| an animal that eats mainly other animals is? | carnivore |
| animals that eat plants and animals are? | omnivores |
| the transfer of food energy between organisms is called? | food chain |
| a ________________is a consumer that gets food energy by breaking down the remains of dead animals? | deccomposer - earthworm |
| What are two other organism that also photosynthesis? | algae and lichen |
| What shoes the relationships among different food chains? | food web |
| what is an example of 1st level consumer? | herbivores or insects or tadpoles |
| what is a single cell decomposer found in water? | protists |
| How much energy do plants store in their leaves? | 10 |
| What shows the level of a food chain passes on less food energy than the level before it? | energy pyamid |
| What is a gas that makes up most of the Earth's atmosphere? | nitrogen |
| What changes nitrogen so it maybe absorbed by plants? | lightening and some bacteria |
| Nutrients are returned to the soil by? | decomposers |
| Grass-insect-bird-hawk is an example of a | food chain |
| the relationship among different food chains in an ecosystem is a? | food web |
| which of the following is the process in which stomata release water from the leaf? | transpiration |
| Which of the following is the substance that enables a leaf to use sunlight to produce food? | chlorophyll |
| to which group do herbivores pass their energy? | second level consumers |
| what is the source of all food energy on earth? | producers |
| which process produces most of the oxygen in earth's atmosphere? | photosynthesis |
| Which of these is not a consumer a mouse or reindeer moss or mouse? | reindeer moss |
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