28 Questions
What is the primary source of carbon for protists?
Carbon dioxide
What was a significant evolutionary innovation related to protist reproduction?
Evolution of meiosis
What do photosynthetic protists do with carbon dioxide from the atmosphere?
Reduce it to form sugars
Which group represents almost half of the total carbon dioxide fixed on Earth through primary production?
Plankton
What do primary producers like diatoms produce that forms the basis of aquatic food chains?
Sugars and other organic compounds
Which organism is responsible for causing Chagas disease?
Trypanosoma cruzi
What is the primary symptom of Amoebic dysentery?
Severe diarrhea
Based on DNA sequence analysis, which organism is hypothesized to be closely related to land plants?
Green Algae
Which trait is shared between green algae and land plants?
Chloroplast synthesize starch as a storage product
Which organism is considered the largest based on the information provided?
Armillaria Ostoyae
What is the main difference between Anaerobic Heterotrophs and Autotrophs?
Anaerobic Heterotrophs can't make their own food, while Autotrophs can.
How do Prokaryotes reproduce asexually?
Through Binary Fission
What is the role of Aerobic saprotrophs in an ecosystem?
They decompose large organic molecules
What might be the cause of blooms in warm, slow-moving waters rich in nutrients?
Nutrient runoff or septic tank overflows
How do Chemoorganotrophs differ from Chemolithotrophs in their energy source?
Chemoorganotrophs absorb carbon-based molecules for energy, while Chemolithotrophs don't.
What is the purpose of Bioremediation using bacteria and archaea?
To clean up sites polluted with organic solvents
What is the main reason why red blooms of dinoflagellates are harmful to humans?
Toxins accumulate in shellfish
Which protist species is responsible for causing malaria in humans?
Plasmodium
What is the medical condition caused by Naegleria fowleri infections?
Meningoencephalitis
In what way do some dinoflagellates demonstrate their bioluminescence?
By emitting a pulse of light when disturbed
How do toxins released during harmful algal blooms impact humans?
Accumulate in shellfish and poison people if eaten
What is the method of transmission for Trypanosomiasis?
Through bites from tsetse flies
What is the primary function of plants in building and holding soil?
Preventing nutrients from being lost to erosion
How do fungi differ from land plants in terms of nutrition?
Fungi are heterotrophic
What ecological role do fungi primarily play in the ecosystem?
Serving as major decomposers
What characteristic distinguishes fungi's method of acquiring nutrients?
Releasing digestive enzymes into the environment
What do fungi contribute to biodiversity based on the text?
Diversification through different reproductive structures
Which organisms are mutualists, master traders, and recyclers in the ecosystem according to the text?
Fungi
Test your knowledge on the characteristics and reproduction of bacteria and archaea. Learn about binary fission, generation time, mutations, and conjugation in prokaryotes.
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