SESSION 6

Endosymbiosis is a process where cells engulf other cells, leading to the formation of organelles like mitochondria.

• True

• False

Which of the following is a type of bacteria that is part of the domain Bacteria and is known for its diverse metabolic capabilities?

• Proteobacteria

• Euryarchaeota

• Chlamydias

• Firmicutes

What is a special characteristic of firmicutes?

• Photosynthetic

• Branched structure

• Produce endospores

• Lack cell wall

Archaea have peptidoglycan in their cell walls.

• True

• False

What is the genus name of some hyperthermophilic bacteria?

• Escherichia

• Aquifex

• Bacillus

• Staphylococcus

What type of parasites are Chlamydias?

• Facultative parasites

• Obligate parasites

• Free-living organisms

• Symbiotic organisms

Which of the following is NOT caused by some Chlamydias?

• Eye infections

• STIs

• Pneumonia in humans

• Diabetes

Which of the following is/are a characteristic of euryarchaeota?

• Release methanogens

• Live in salty environments

• Very small genomes

• Obligate anaerobes

Which bacteria is depicted in the image with rod-like structures?

• Yersinia pestis

• E. coli

• Vibrio cholerae

• Salmonella

Which of the following is in Domain Eukarya?

• Hadobacteria

• Hyperthermophilic bacteria

• Euryarchaeota

• None of the above