1st Year Biology Chapter 5 Notes

• Our comprehensive 1st Year Biology Chapter 5 Notes will ensure you're fully prepared for your exams.
• Important Fill in the blanks of Chapter Number 5: Variety of Life of First-year Biology.
• Important Short Questions of Chapter Number 5: Variety of Life of First-year Biology.
• 1. Hepatitis C is caused by virus: (a) RNA non enveloped (b) DNA enveloped (c) DNA- non enveloped (d) RNA enveloped 
• 2. Genus for corn plant is:  (a) Solanum (b) Zea (c) Cassia (d) Allium
• 3. The major cell infected by HIV is: (a) Neutrophils (b) Basophils (c) B-lymphocytes (d) Helper T-Lymphocytes 
• 4. Solanum tuberosum is the scientific name of: (a) Tomato (b) Potato (c) Onion (d) Garlic
• 5. Amoeba belongs to kingdom: (a) Fungi (b) Protista (c) Plantae (d) Animalia
• 6. Small pox is caused by: (a) Protozoan (b) Bacteria (c) Virus (d) Fungi
• 7. An elongated, pyramidal, hexagonal, prism shaped structure of bacteriophage is:  (a) Trunk (b) Neck (c) Tail (d) Head  
• 8. Scientific name for potato is: (a) Cassia Fistula (b) Solanum melangena (c) Solanum tuberosum (d) Allium cepa
• 9. An Hepatitis is inflammation of: (a) Lungs (b) Liver (c) Heart (d) Kidney
• 10. Family include related: (a) Class (b) Order (c) Genera (d) Species
• 11. Absorptive mode of nutrition is found in: (a) Animals (b) Fungi (c) Lipase (d) Algae
• 12. Enzyme released from the tail of bacteriophage which dissolves cell wall:  (a) Lipase (b) amylase (c) Pepsin (d) Lysozyme 
• 13. Which is an insect?  (a) Jelly fish (b) Sliver fish (c) Star fish (d) Cray fish
• 14. A disease, which is highly contagious is: (a) AIDS (b) Herpes (c) Mumps (d) Measles
• 15. The known species of plants are over:  (a) 17.6 million (b) 0.5 million (c) 1 million (d) 1.5 million
• What is vaccine? Ans: A harmless variant or derivative of a pathogen that stimulates host's immune system to mount defenses against the pathogen.
• Define the term species?  Herpes simplex  Hepatitis  Measles  AIDS  Parvoviruses  Paramyxoviruses  Adenoviruses  Poxyviruses  Delta hepatitis  Infectious hepatitis  Serum hepatitis  Infusion hepatitis Ans: Species is a group of individual which resemble with one another and can freely breed among themselves in nature to produce fertile off spring.
• What is autotrophy? Ans: An organism which can prepare its own food from simple inorganic material is called an autotrophic and this phenomenon is called autotrophy.
•  What is an obligate parasite? Ans: An organisms which can live only as parasite in the body of the host is called as obligate parasite. 
• Q9: Illustrate the life cycle of Bacteriophages diagrammatically.
• Q10: Write a note on any two viral diseases.
• Q11: Describe some viral diseases, which are common in Pakistan.
• Q12: Write a note on reteroviruses. Q13: How HIV is transmitted? Q14: Draw life cycle of HIV.
• Q15: Describe the symptoms, causes, mode of transmission and prevention of AIDS.
• Q16: Write a note on Acquired Immune Deficiency Syndrome. Q17: Give an account of AIDS.
• Q18: Write a detailed note on AIDS. Q19: Write a detailed note on hepatitis
• Q20: What is hepatitis? Give its symptoms and discuss its three common.
• Whittaker’s ive kingdom system of classiication recognizes two basic types of cells … and … .
• Q2: In five kingdom system of classification proposed by Margulis and Schwartz organelles of symbiotic origin such as …and … were also considered.
• Q3: A bacteriophage reproduces by using the metabolic machinery …and … .
• Q4: The protein coat that encloses the viral genome is called …. . It is made up of … .