Unit 1
A relationship between a bee and a sunflower is an example of?
A. Parasitism
B. Commensalism
C. Communism
D.Mutualism
Mutualism
How is solar energy converted into chemical energy.
A. Photosynthesis
B. Carbon cycle
C. Hydrogen cycle
D. Pseudo science
Photosynthesis
How do greenhouse gases affect
A. Causes nitrogen cycle
B. Cause precipitation
C.trapping heat, causing global warming.
D. Causes earthquakes. And hurricanes
Trapping heat, causing global warming
Characteristics of generalist species
A. Broad habitat and diet
B. Narrow habitat and diet
C. Narrow habitat broad dietD. Broad habitat narrow diet
Broad habitat and diet
Characteristics of an r selected species
A. High growth rate
B. Low growth rate
C. Stable growth rate.
D. No growth rate
High growth rate
In a food pyramid what is the name of the organism at the top?
A. Phytoplankton
B. Predator
C. Prey
D. Orcas
Predator
What sort of characteristics describe a tundra biome?
A. Large trees, rich soil
B. Extremely cold, tall mountains
C. Always raining, extremely hot
D.treeless, nutrient poor soilTreeless, nutrient poor soil
Where do green house gases come from?
A. Melting ice caps
B. Factories
C. Cars, trains, planes and trucks
D. Respiration, decomposition, and human activities
Respiration, decomposition and human activities
What is island biogeography
A. What food is found on the island
B. When the island was founded
C. How the island got its name
D.island size,distance from mainland
island size,distance from mainland
Characteristics of a k selected species?
A. low growth rate
B. High growth rate
C. No growth rate
D. Stable growth rate
Low growth rate
If phytoplankton starts out with 75,000 energy
How much will the energy will the organism that ate it obtain?
A. 7500B. 75
C. 750,000
D. 0
7500
How does a lack of sunlight affect Orcas
A. It doesn’t
B. They won’t have food
C. It will affect their prey’s population
D. It will affect thier national predators population
it will affect there prey’s population.
How does greenhouse gases affect humans.
A. It doesn’tB.causing fever, chills and headaches
C. Causes earthquakes and tornadoes.
D. Cause climate change, floods and fires
Cause climate change, floods and fires
How does polllution impact ecosystems?
A, poisons organisms,disrupts food webs
B. Sea levels decrease, causes tornadoes
C. Causes hurricanes, mass flooding
D.it has no impact
poisons organisms,disrupts food webs
Definition of carrying capacity
A. Organism can’t be held
B. How much matter is in the room
C. The amount of organisms that can be held
D. How big is the environment
the amount of organism that can be held
A. It wont
B. The population will thrive
C. The population will decrease
D. They will adapt
The population will decrease
How does human interaction disturb wetlands and mangroves.
A. Gives more publicity
B. Helps the ecosystem
C. The animals get depressed
D. Habitat destruction
Habitat destruction
How do changes in climate both short term or long term effect ecosystems?
A. It causes tornadoes
B.disrupt food webs,increased extreme events
C. Causes death in animal kingdom
D. New animals overtake the ecosystem
disrupt food webs,increased extreme events
Are deers harmful or beneficial to their environment?
A. They are neither because they don’t eat plants
B. They are beneficial because they help plants grow through photosynthesis
C. They are harmful to the environment because they eat all the plants.
D. They are harmful because they prey on other animals
They are harmful to the environment because they eat all the plants
Which of these 2 can reduce fertility?
A. Aging
B. Mountains
C.stress
D. All of the above
Aging and stress
How does rising Co2 levels affect photosynthesis?
A. Plant life will decrease
B. Plants won’t be able to photosynthesize
C. It won’t affect plants
D. Increase plant photosynthesis
Increase plant photosynthesis
How does La Niña affect weather
A. It affects Costa Rica by making the land grow
B. Leading cause of melting ice caps
C. Creates trenches.
D. Cools surface waterCools surface water
Cause and effect of ocean warming?
A. Tectonic plates
B. Strong winds, fish population decrease.
C. Sea levels rise,stronger storms
D.sea level decrease, tornadoes
Sea levels rise,stronger storms
What are invasive species
A. Herbivores
B.carnivores
C. Native organisms
D. Non-native organisms
Native organisms
Which of these two are the leading cause of human health problems?
A. Unclean water, lack of nutrients
B. Pollution, space
C. Lack of medicine,chronic diseases
D. America, Burger King
A and C