1. Which of the following is a mixture of ingredients used to fertilize and improve the soil?
a. Phosphatic fertilizers
b. Mycelium
c. Compost
d. Alfa-alfa
Answer: c. Compost
2. Which of the following earthworm specie is not recommended for vermicomposting?
a. Eudrilus eugeniae
b. Eisenia fetida
c. Perionyx excavates
d. Pheretima Posthuma
Answer: d. Pheretima Posthuma
3. Which of the following worms are used for vermicomposting?
a. Flatworm
b. Roundworm
c. Redworm
d. Pinworm
Answer: c. Redworm
4. The use of earthworms to convert organic waste into fertilizer is known as:
a. Vermiculture
b. Composting
c. Vermicomposting
d. None of these
Answer: c. Vermicomposting
5. Compost manure is formed from:
a. Rotted vegetable and animal refuse
b. Farmyard manure and green manure
c. Farm refuse and household refuse
d. Organic wastes from which biogas has been extracted
Answer: a. Rotted vegetable and animal refuse
6. Choose the correct statement regarding compost:
a. Decomposed remnants of organic material
b. Decomposed remnants of inorganic material
c. Fresh remnants of organic material
d. Fresh remnants of inorganic material
Answer: a. Decomposed remnants of organic material
7. Which of the following form the first layer of compost?
a. Branches and twigs
b. Leaves
c. Grass clipping
d. Kitchen scraps
Answer: a. Branches and twigs
Recommended: Vermicomposting Practice Test
8. What is the width of the second layer of compost?
a. 4-6 inches
b. 4-10 inches
c. 6-10 inches
d. 3-15 inches
Answer: c. 6-10 inches
9. Which of the following form the second layer of compost?
a. Branches and twigs
b. Twigs
c. Water
d. Leaves, grass and kitchen scraps
Answer: d. Leaves, grass and kitchen scraps
10. What is the most widely used earthworm species for vermicomposting?
a. Lumbricus terrestris
b. Eisenia andrei and Eisenia fetida
c. Aporrectodea limicola
d. Arctiostrotus vancouverensis
Answer: b. Eisenia andrei and Eisenia fetida
11. Which of the following are benefits of vermicomposting?
a. Improve soil texture
b. Improve water holding capacity
c. Reduce erosion
d. All of these
Answer: d. All of these
12. Which of the following is not suitable for vermicomposting?
a. Pheretima Posthuma
b. Red wigglers
c. White worms
d. Earthworms
Answer: a. Pheretima posthuma
13. Choose the correct statement regarding vermicomposting:
a. Using worms to decompose organic waste
b. Eliminating worms from you compost
c. Fresh remnants of organic material
d. Selling worms as a business
Answer: a. Using worms to decompose organic waste
14. How long will it take for the worm population to double for vermiculture?
a. Two months
b. Three months
c. One month
d. Three weeks
Answer: b. Three months
15. What type of bin is best for vermicomposting?
a. Plastic
b. Wood
c. Metal
d. All of these
Answer: b. Wood
16. What is known as black gold in vermicomposting?
a. Worm oil
b. Black worms
c. Worm casts
d. Red worms
Answer: c. Worm casts
17. Which of the following chemicals are used for protecting vermi-bed from ants
a. DDT
b. Griseofulvin
c. Chlorpyriophosphate
d. Chloramphenicol
Answer: c. Chlorpyriophosphate
18. What percentage of moisture level is required for vermicomposting operations?
a. Below 30%
b. 40-50%
c. 20-100%
d. 70-80%
Answer: d. 70-80%
19. What is the maximum temperature required for vermicomposting?
a. 20C to 25C
b. 25C to 30C
c. 35C to 40C
d. 30C to 35C
Answer: d. 30C to 35C
20. Vermicompost is used as a bio-fertilizer because it is rich in:
a. Calcium
b. Nitrogen
c. Phosphorus
d. All of these
Answer: d. All of these