MSLS1-2: Viruses and Bacteria

What is the primary method of reproduction for bacteria?

• Budding

• Binary fission

• Spore formation

• Sexual reproduction

Tags

NGSS.MS-LS3-2

Which of the following is NOT a characteristic of viruses?

• They can reproduce independently.

• They require a host cell to replicate.

• They contain either DNA or RNA.

• They are smaller than bacteria.

What is the main difference between bacteria and viruses?

• Bacteria are larger and can reproduce on their own, while viruses are smaller and need a host.

• Viruses are larger and can reproduce on their own, while bacteria are smaller and need a host.

• Both bacteria and viruses can reproduce independently.

• Both bacteria and viruses need a host to reproduce.

Which of the following processes is used by bacteria to divide and reproduce?

• Mitosis

• Meiosis

• Binary fission

• Conjugation

Tags

NGSS.MS-LS3-2

What is the genetic material found in viruses?

• Only DNA

• Only RNA

• Either DNA or RNA

• Both DNA and RNA

Which of the following statements is true about binary fission?

• It is a form of sexual reproduction.

• It results in two genetically identical cells.

• It involves the exchange of genetic material.

• It occurs only in viruses.

Tags

NGSS.MS-LS3-2

How do viruses typically spread from one host to another?

• Through binary fission

• By forming spores

• By direct contact or through the air

• By budding

Which of the following is a common shape of bacteria?

• Helical

• Icosahedral

• Spherical (cocci)

• Complex

What is the role of a host cell in the life cycle of a virus?

• To provide nutrients for the virus

• To replicate the virus's genetic material

• To destroy the virus

• To perform binary fission

Which of the following is a method used by bacteria to exchange genetic material?

• Binary fission

• Conjugation

• Budding

• Viral infection