Flashcards in Ecology Deck (37):
What are the 7 indicators of life?
What are branched keys used for?
For identifying living things
What is a branch key?
Questions you answer about different things then follow the branches to identify the living things
What are microscopes?
Microscopes are devices that magnify small things to see them better
Describe the microscope pieces from top to bottom
What is an objective lens?
The lenses that magnify
What is the stage?
Where the sample goes
What are plants and animals?
Living organisms made of cells
What are cells?
So small you need a microscope
List the parts in an animal cell
Name the parts of a plant cell
What is a cell membrane?
Controls what gets in and out of the cell
What is a nucleus?
Controls all the cell activities
What is a cytoplasm?
Where chemical reactions take place
What is a cell wall?
Gives the cell shape and support
What is a vacuole?
Stores sugary water
What is a chloroplast?
Traps sunlight to make food
What does biodiversity mean?
The variety of living things in a specific area
What does biotic mean?
e.g. predators, bacteria and competitors
What does abiotic mean?
Non-living things that aren’t dead but aren’t alive
e.g. sea, rain and the sun
Name three ways we can measure abiotic factors
What is a quadrat?
A 100 square grid that shows how much abundance there is for one specific thing
What does abundance mean?
The number of squares with the specific thing in it
What can plants and animals do?
Adapt to their surroundings
What does animal and plant adaption mean?
Making changes to their cells to increase chances of survival
How does a cactus adapt to its surroundings?
Its mostly made of water and has spikes so if animals try to eat it will protect itself
What does global warming mean?
Its the climate change in the whole world
What are food chains?
A chain of different plants and animals that eat eachother
What do the arrows show on a food chain?
The direction of the energy flowing
What percent of energy is passed on at each link?
What are herbivores and name 3
Animals that only eat plants
Rabbits, giraffes and zebras
What are carnivores and name three
Animals that only eat meat
Sharks, lions and tigers
What are omnivores and name 3
Animals that eat plants and animals
Monkeys, bears and humans
What are consumers?
What are producers?
What is a pyramid of biomass?
A more accurate way of showing the quantity of energy needed