WorksheetsBiology Review HST
Total questions: 10
Worksheet time: 5mins
The variety of life in the world or in a particular habitat or ecosystem
Biodiversity
Demography
Radiation
Populations
No the fish do not need the phytoplanton. Since there are so many fish, there is high biodiversity.
Yes, this ecosystem has low biodiversity. Without a producer the herbivores will die out leaving no food.
Yes, this system has high biodiversity; however the fish can adapt and get food from another source.
Yes, the fish will overate to get all of the phytoplankton that is left, then they will die.
Focusing on which two central themes in biology would help a student understand why animals come in different shapes and sizes?
cellular basis for life; homeostasis
structure and function; unity and diversity of life
matter and energy; homeostasis
science as a way of knowing; interdependence of nature
Biodiversity is the ____________ and variability of __________ on earth
variety
life
diversity
difference
Hunters in an ecosystem really like to hunt deer. They are hunting too much and damaging the ecosystem. What are some reasonable effects of their overexploitation through hunting deer? Check all that apply
The population of mountain lions, who eat deer, will decrease
The grass, which deer eat, will die out
Humans will go extinct
The population of deer will decrease
Rabbits, who also eat grass, will increase in population
Which of the following factors affect biodiversity the most?
Pollution
Climate change
Human Activity
Poaching
The largest number of organisms in a species that can live in an ecosystem at one time is its ____.
Population
Limiting factors
Ecosystem
Carrying capacity
A system made up of all the biotic and abiotic factors in an area and all the interactions among them.
Ecosystem
Niche
Adaptation
Nutrasystem
What is an ecosystem?
A community of non-interacting organisms and their physical environment.
A biological community of interacting organisms and their chemical environment.
A biological community of interacting organisms and their physical environment.
A community of non-interacting organisms and their chemical environment.
When the last member of a species dies, the species becomes?
threatened
endangered
extinct
Critically endangered
