18 Questions
Which statement about bacteria is true?
Bacteria exhibit the most extensive metabolic diversity among microorganisms.
What makes Archaebacteria most resistant to adverse environmental conditions?
Complex cell wall structure
What is a common habitat for motile bacteria?
Ocean water surface
Why are chemosynthetic autotrophic bacteria considered useful for ecosystems?
They play a critical role in nutrient recycling processes.
How do bacteria mainly reproduce?
Via binary fission
Why are Deuteromycetes referred to as imperfect fungi?
Their sexual stage is unknown.
What is the role of chemosynthetic autotrophic bacteria in the ecosystem?
Recycling nutrients like nitrogen and phosphorus
How do heterotrophic bacteria contribute to the ecosystem?
All of these
Which statement is correct about the reproduction in bacteria?
All of these
Which feature is NOT associated with Mycoplasma bacteria?
Anaerobic metabolism
What is a common misconception about members of the domain Archaea?
They are primarily terrestrial organisms
Which of the following bacterial characteristics is crucial for their motility?
Possessing flagella or cilia
Which statement about Mycoplasma is true?
They can survive without oxygen due to lacking a cell wall.
Why do bacterial cell walls differ from plant cell walls?
Bacterial cell walls are not made of cellulose.
How do flagellated bacteria primarily move?
Employ rotary motion of the flagellum.
What is the function of the contractile vacuole in Amoeba?
Assist in digestion and osmoregulation.
Why is sexual reproduction not frequent in protozoans?
Sexual reproduction holds no significance for them.
What makes bacteria the most abundant microorganisms?
Extensive metabolic diversity.
Test your knowledge on various biological concepts with assertion-reason statements. Determine whether the assertions are true or false based on the provided reasons.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
