Biology Class 11 Chapter 5 - Variety of Life - Part 7

Biology Class 11 Chapter 5 - Variety of Life - Part 7

1. _________ is a process in which DNA of virus detached from host's chromosome and start lytic cycle.

a) Autotrophic
b) Photosynthesis
c) Induction
d) Ernst Haeckel

2. Which of these are found in all viruses:

a) Protein, Nuclic acids, Carbohydrates.
b) DNA, RNA and Protein.
c) Protein and nuclic acid.
d) Envelope, nucleic acid, capsid.

3. In 1884 one of pasteur's associate _____________ found that bacteria can not pass through procelain filters.

a) Charles Chamberland
b) Carolus Linnaeus
c) Filterable
d) Parasite

4. Hepatitis A

a) D'Herelle 1917
b) infectious hepatitis
c) Twort 1915
d) Serum virus

5. A disease tobacco mosaic virus is caused by _________.

a) Parasite
b) Charles Chamberland
c) Genus
d) Virus

6. Release by Lysis or Budding

a) Englena and Amoeba
b) Dicotydledonae
c) Virion
d) Monocotyledonae

7. Phyla

a) Monera
b) Decomposer
c) Kingdom Animalia
d) Related classes

8. HIV

a) Failure of immune system
b) Serum virus
c) infectious hepatitis
d) Common cold

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