Relationships (Part 1)
An animal that lives by killing and eating other animals.
Predator
Spiders spinning webs to trap and kill insects.
Predation
What is an independent living thing?
ORGANISM
An Organism that depends on producers or any other consumer for food and energy is a ____________.
Consumer
Anything in the environment that causes a living thing to react is a ____________.
stimuli
An animal that is hunted or killed by another animal for food.
Prey
A tapeworm latches on to the walls of the small intestine, and steals nutrients from a mammal’s digestive tract.
Parasitism
A plant can make it's own energy from sunlight through a process called __________________.
Photosynthesis
Give an example of a decomposer.
ANSWERS WILL VARY
(worm, fungus, mold, pillbug, mushroom, centipede)
To get rid of waste (sweat, urine, carbon dioxide, etc.) is to __________.
Excrete
On your white board use symbols to show mutualism.
( + +) or 😀 😀
Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds.
Mutualism
TRUE OR FALSE: A dead tree is a biotic factor.
TRUE
Create a food chain on your whiteboard using this information: In a pond ecosystem, the kingfisher bird eats the fish and the fish eats the caddisfly, and the caddisfly eats little aquatic plants.
aquatic plants --> caddisfly --> fish --> kingfisher
An exchange of gases is known as _____________.
Respiration
On your white board use symbols to show commensalism.
( +, 0 ) or 😀 😐
Give an example of commensalism.
answers will vary.
List 5 biotic factors.
ANSWERS WILL VARY
(animals, plants, fungus, bacteria, insects)
In the salt marsh food web...what eats the crab?
turtle, gull, otter
Give two SPECIFIC examples of how yeast showed characteristics of life.
bubbles (exchange of gases)
yeast has a distinct smell (excretion)
the yeast grew up the side of the cup and expanded (movement & growth)
"eating the sugar" (nutrition)
deflating when stirred (stimulus)
On your white board, use symbols to show parasitism.
(+ --) or 😀 😢
Give an example of mutualism.
answers will vary.
List 5 abiotic factors.
ANSWERS WILL VARY
(sunlight, temperature, water, rocks, wind, minerals, soil)
In the arctic ocean food web, what does the leopard seal eat?
krill and arctic cod
Name all 8 characteristics of life in ORDER.
Movement, Respiration, Stimuli, Organization, Growth, Reproduce, Excrete, Nutrition