Competition
Competition usually occurs because ____________ are in short supply.
Resources
Fill in the blanks:
A symbiotic relationship in which one species (the _______) benefits while the other species (the _______) is harmed.
parasite; host
The formation of spines on plants is an example what adaptation?
Structural
Starting with the tertiary consumers, the energy at this level consists of 730 kcal. How much energy is available at the primary producer level?
730,000 kcal
In the ocean abyss, what feeds on the bacteria that feeds on the hot chemicals?
worms
What are the 4 resources we talked about that plants compete for?
light, water, minerals, space
Fill in the blanks:
Parasites may enter the host through a break in __________, or in _________ or __________.
skin, food and water
The closing of the trap in Venus Flytraps to catch an insect is an example of what adaptation?
Behavioral
A food chain is what type of sequence?
linear
Which pole contains penguins and what pole contains polar bears? What continents are the two poles located on?
North Pole- Arctic- Polar Bears
South Pole- Antarctic- Penguins
What resource would species in Intraspecific competition fight over that would not be applicable in Interspecific competition.
mates
Fill in the blanks:
Informally, a niche is considered the “______” or “______” that a species performs within nature.
job; role
Colorful petals is an example what adaptation?
Structural
Starting with the primary consumer, the energy at this level consists of 8300 kcal. How much energy is available at the secondary consumer level?
830 kcal
Both the Arctic and Antarctic are extremely cold, often averaging what temperature?
-40°F
What are the two main minerals plants need to grow?
nitrates and magnesium
Living in close proximity to another organism is the definition of....
Symbiosis
Mating rituals, like a male peacock bird showing his tail feathers to attract a female mate is an example of what type of adaptation?
Behavioral
What is another name for the apex predator level?
Quaternary Consumers
There are three reasons why the ocean abyss is an extreme environment. Name all three reasons.
1. Heat
2. Pressure
3. Darkness
Fill in the blanks:
Intraspecific Competition is when individuals of the same species are faced with a situation when resources for ____________ and ___________ are limited.
Survival and Reproduction
Two species with identical niches cannot coexist indefinitely... this describes what?
The Competitive Exclusion Principle
The formation of poisons for defense is an example of what adaptation?
Physiological
Starting at the bottom, the grass level consists of 3,000 kcal. Is it possible for an apex predator to exist? Why or why not?
No, 0.3 kcal is not enough- impossible to have an apex predator level
What is the scientific name for the Water Bear?
Tardigrada