Vocabulary
a group of organisms that share similar characteristics and can mate with each other to produce offspring
Species
A science club wants to restore an oyster reef for a community service project to help increase the oyster population in a local estuary. The science club has researched how to build an oyster reef and the life cycle of oysters.
Which step of the technological design process should the science club take next?
Design the oyster reef
How Does Overpopulation Affect Habitats?
In a balanced ecosystem, no one group will overuse its resources, but populations that have exceeded carrying capacity will.
What is reduce?
To use less of
What puts pressure on agriculture besides population growth?
Climate Change
the many different types of life that exist in an environment
Biodiversity
What is one potential drawback to increased irrigation?
Water Shortage
What numbers can the biodiversity index be between?
0-1
What is reuse?
To use something more than once.
Name some products that that were agriculturally engineered to help farmers.
ploughs, seeders, sprayers, and harvesters
a species that is in danger of extinction due to its low number of remaining individuals
Endangered Species
Which 3 levels of organization do scientists measure for biodiversity?
genetic variation, species, and ecosystems.
How Can Humans Impact the Environment in a Negative Way?
As people construct our houses, grow food, and create goods for industry, we impact the land and the environment around us.
What is recycle?
Convert waste into usable material
What are water sensors?
They sense when plants need water- These systems can be programmed to deliver set quantities of water at set times.
the clearing, by burning or logging, of trees in a forested area
Deforestation
Order the different levels of "endangered" species from the LEAST critical to the MOST critical.
Threatened, vulnerable, endangered, extinct in the wild, critically endangered, extinct.
What is pollution?
Pollution is the presence of harmful or poisonous substances in the environment. Pollution comes from a variety of human activities.
the supply of water to land or crops to help growth, typically by means of channels.
Irrigation
What is GMO?
Genetically Modified Organism. Any organism whose genetic material has been altered using genetic engineering techniques.
process where foreign or modified genes are directly incorporated into an organism’s genome
indicates the greatest number of any species that can indefinitely exist within a specific habitat without threatening the existence of other species also living in the habitat
Carrying Capacity
What is the most effective way of fixing pollution?
Preventing it
Which 3 R could we use at our school to help improve our environment?
Recycle
What do people argue about with new technologies?
When a new technology carries a lot of risk, people may argue about whether the benefits are worth the risks.