10BD 16-2: Prokaryotes

Which of the following structures is found in all prokaryotic cells?

• Nucleus

• Cell membrane

• Mitochondria

• Chloroplast

Which statement is not a characteristic of prokaryotes?

• Prokaryotes are able to move on their own.

• Prokaryotes are multicellular organisms.

• Prokaryotes can exchange part of their DNA with another prokaryote.

• Prokaryotes can reproduce asexually through binary fission.

What is the primary method by which prokaryotes reproduce?

• Budding

• Binary fission

• Mitosis

• Meiosis

Tags

NGSS.MS-LS3-2

Which domain includes prokaryotes that often live in extreme environments?

• Bacteria

• Archaea

• Eukarya

• Protista

What is the function of a flagellum in prokaryotic cells?

• Protein synthesis

• Movement

• DNA replication

• Energy storage

Which structure allows some bacteria to survive harsh conditions by forming a tough, protective covering?

• Capsule

• Endospore

• Pilus

• Plasmid

Which of the following is a key difference between prokaryotic and eukaryotic cells?

• Prokaryotes have a nucleus; eukaryotes do not.

• Eukaryotes have membrane-bound organelles; prokaryotes do not.

• Prokaryotes are always multicellular; eukaryotes are always unicellular.

• Eukaryotes lack DNA; prokaryotes have DNA.

Which process allows genetic material to be transferred from one prokaryote to another through direct contact?

• Transformation

• Conjugation

• Transduction

• Binary fission

Which of the following best describes the role of prokaryotes in the nitrogen cycle?

• They produce oxygen through photosynthesis.

• They fix atmospheric nitrogen into forms usable by plants.

• They decompose dead organisms only.

• They cause diseases in plants.

How does the structure of a bacterial cell wall differ from that of an archaeal cell wall?

• Bacterial cell walls contain peptidoglycan; archaeal cell walls do not.

• Archaeal cell walls contain cellulose; bacterial cell walls do not.

• Both contain chitin.

• Both lack any cell wall structure.