10th Class Biology Chapter 10 Test10. Biotechnology

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. Bioremediation is the process of using:
   1. Machines to remove waste
   2. Chemicals to neutralize toxins
   3. Artificial devices for cleaning
   4. Living organisms to clean pollutants
2. Modern biotechnology is also called:
   1. Century of Chemistry
   2. Century of Biology
   3. Century of Physics
   4. Century of Medicine
3. A major challenge for biological pest control in Pakistan is:
   1. Lack of pests
   2. Lack of education and awareness
   3. Lack of sunlight
   4. Excessive rain
4. Sugarcane with Cry1Ac + cry2Ab genes is resistant to:
   1. Rust disease
   2. Sugarcane borer
   3. Salinity
   4. Frost
5. Marine biotechnologists use microorganisms for:
   1. Wastewater treatment only
   2. Cleaning up pollutants in seawater
   3. Producing electricity
   4. Storing data
6. HbA1c test measures the amount of blood glucose:
   1. in plasma
   2. in liver cells
   3. attached to haemoglobin in RBCs
   4. attached to muscle cells
7. BRCA1 and BRCA2 are:
   1. Proteins that suppress tumor growth
   2. Cancer-causing viruses
   3. Chemotherapy drugs
   4. Artificial enzymes
8. In-situ bioremediation occurs:
   1. In the laboratory
   2. Directly at the contamination site
   3. After removing material
   4. In storage tanks
9. CA125 protein is a marker for:
   1. Breast cancer only
   2. Ovarian and lung cancer
   3. Colon cancer
   4. Prostate cancer
10. TALENs use:
    1. CRISPR gRNA
    2. Unique protein to recognize sequence
    3. Antibodies
    4. DNA ligase