1. Which one option belongs to the Baculo viruses?
(A) Nuclear polyhedrosis viruses
(B) All of these
(C) Orycterope
(D) Granulosis viruses
2. _______ is collected from factory waste…
(A) Pseudomonas putida
(B) Thiobacillus
(C) Pseudomonas aeruginosa
(D) Zoogloea ramigera
3. Environmental biotechnology is…
(A) Bioremediation
(B) The study of benefits and hazards
(C) All of these
(D) The use of microbes to clean up the environment
4. Widely used in the removal of industrial wastes, microbes…
(A) All of these
(B) Aspergillus niger
(C) Trichoderma sp
(D) Pseudomonas
5. The most serious environmental pollutants, which effect is…
(A) Air
(B) Soil
(C) Noise
(D) Water
6. The maximum threat to the world is from…
(A) Water pollution
(B) Soil erosion
(C) Ozone hole
(D) Global warming
7. DDT is…
(A) Degradable pollutant
(B) Non-degradable pollutant
(C) Both A and B
(D) Greenhouse gas
8. Greenhouse effect is due to…
(A) X-rays
(B) UV rays
(C) Green plants
(D) Infrared rays
9. Which of the following produced by using protein content is called novel?
(A) Micro-organisms
(B) Fungi
(C) Bacteria
(D) Virus
10. Which of the following is a common type of fermented cereal?
(A) Bread
(B) Rice
(C) Yoghurt
(D) Wheat
11. Which of the following uses a vector?
(A) Remove a gene
(B) Transfer a gene
(C) Copy a gene
(D) Produce a gene
12. The last step in genetic engineering is…
(A) Expression of the gene
(B) Transfer of recombinant DNA
(C) Isolation of gene of interest
(D) Insertion of the gene into the vector
