Punjab 11th Class Biology Chapter 5 Variety of Life Mcqs Test Online Biology Chapter 5 Variety of Life Mcqs Test Online 11th Class Punjab 1234567891011Show paginator Hide paginator 9% Question 1 of 11Biology 1. Which of these are found in all viruses? Protein, carbohydrate, lipidsDNA, RNA and proteins Envelope, nucleic acid, capsid Proteins and nucleic acid Question 1 of 11Question 2 of 11 2. HIV attaches to CD4 protein Lipoprotein Nucleoprotein GlycoproteinQuestion 2 of 11Question 3 of 11 3. Which of the following illness is caused by a retrovirus? AIDS Malaria Typhoid Sleeping sicknessQuestion 3 of 11Question 4 of 11 4. RNA retroviruses have a special enzyme that Polymerises host DNA Translates host DNATranscribe viral RNA to DNA Disintegrates host DNA Question 4 of 11Question 5 of 11 5. Which of these is a true statement? Viruses do not need ribosomes for protein formationViruses carry with them their own ribosome for protein formation Viruses use the host ribosomes for their own needs New viral ribosomes form after viral DNA enters the cell Question 5 of 11Question 6 of 11 6. Hepatitis D is caused by Bacteria Viroid’sVirus Prions Question 6 of 11Question 7 of 11 7. Which step in the lytic cycle follows attachment of virus and release of DNA into the cell? DNA replicationProduction of lysozome Disintegration of host DNA Assemblage Question 7 of 11Question 8 of 11 8. Which part of an animal virus is not reproduced in multiple copies? Protein RibosomeEnvelope Capsid Question 8 of 11Question 9 of 11 9. Viruses are considered nonliving because Cannot reproduce independently Have nucleic acidThey do not locomote Do not mutate Question 9 of 11Question 10 of 11 10. The HIV primarily infects Red blood cells All white blood cells Plasma cells Helper T cells Question 10 of 11Question 11 of 11 11. Poliomyelitis affects Sensory neuron Motor neuron Brian MusclesQuestion 11 of 11 Loading... Test By Subject Punjab Test By Topics 11th Class Biology You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.