PRIME 101 : Pre-test

Description

Pre-test is given to students before attending the course to evaluate their level of knowledge on 'Identification and Management of Major Pests of Rice'. This will also help the teachers to assess their preparedness for the eLearning.

Guideline

The exam must be completed in one sitting and can be opened once.
The answers can't be changed once submitted.
The scores will be shown immediately after submission.

Choose the best answers to the questions provided. You have two (2) hours to finish the exam.

1. Which is not a defoliator?

a. Leaf folder

b. Whorl maggot

c. Stem borer

d. Short horned grasshopper
2. Which of the following is not a rodent monitoring tool

a. Trapping Success

b. Damage Assessment

c. Giving-up densities

d. Poisons
3. Which of the following does not define a rodent nesting habitat?

a. Where rats give birth to and raise their offspring

b. Above ground level

c. In open areas

d. In rice bunds that are at least 30 cm wide
4. For herbicides to be effective, it must be:

a. Adequately contact the plants

b. Absorbed by plants and move within the plants to the site of action without being deactivated

c. Reach its toxic levels at the site of action

d. All of the above

e. None of the above
5. Short horned grasshopper belong to what group?

a. Plant sap feeder

b. Defoliator

c. Stem borer

d. Root feeder
6. When is the best time to control weeds to prevent yield losses?

a. 30-40 DAT/DAS

b. 50-60 DAT/DAS

c. 40-50 DAT/DAS

d. 10-20 DAT/DAS
7. What plant sap feeder of rice transmit tungro virus?

a. Rice green bug

b. Green leafhopper

c. Tungro causing insect

d. Orange leaf
8. Which of the following poisons kill rats immediately after consumption?

a. Zinc Phosphide

b. 1st generation anticoagulant (e.g. Racumin)

c. 2nd generation anticoagulant (e.g. Bromadiolone)

d. All of the above
9. Which of the following is true about fungicide resistance?

a. it occurs when fungicide with the same mode of action is used repeatedly used for a long time

b. fungicides with the different active ingredients may still have the same mode of action

c. following the recommended dosage and timing lowers the possibility of fungicide resistance

d. all of the above
10. Which of the following favors the development of diseases?

a. optimum seeding rate or plant spacing

b. application of nitrogen based on the actual requirements of the crop

c. application all the required amount of nitrogen at the start of the cropping season

d. balanced nutrient application
11. Which of the following techniques uses the action of living organisms (insects, fungal or bacterial plant pathogens, nematodes, snails, and other animals) to suppress weeds?

a. Chemical control

b. Manual control

c. Biological control

d. Field sanitation
12. Which of the following does not describe a rodent?

a. Smallest Family (in terms of species diversity) among mammals

b. Single pair of chisel-like incisor teeth

c. Members of Order Rodentia: Family Muridae

d. Vertebrates that possess mammary glands
13. Which of the following statements is correct?

a. left shows Narrow brown spot, right shows Bacterial leaf streak

b. left shows Bacterial leaf streak, right shows Narrow brown spot

c. left shows Bacterial leaf streak, right shows Bacterial blight

d. left shows Bacterial blight, right shows Bacterial leaf streak
14. What plant sap feeders of rice cause bug burn?

a. Rice bug

b. Rice grain bug

c. Brown planthopper

d. Rice black bug
15. Which of the following is not a pest species?

a. Rattus tanezumi

b. Mus musculus

c. Rattus everetti

d. Rattus exulans
16. What type of damage does stem borer cause during reproductive growth stage of rice?

a. Dead heart

b. Blast

c. Brown spot

d. White head
17. Which of the following statements is correct?

a. left shows Collar blast, right shows Neck blast

b. left shows Neck blast, right shows Collar blast

c. left shows Panicle blast, right shows Collar blast

d. left shows Collar blast, right shows Panicle blast
18. Which of the following statements is correct?

a. left shows Sheath rot, right shows Sheath blight

b. left shows Sheath blight, right shows Sheath rot

c. left shows Sheath blight, right shows Neck blast

d. left shows Neck blast, right shows Sheath blight
19. What type of herbicide is applied before the weed seedlings emerge through the soil surface?

a. Post-emergence

b. Early post emergence

c. Selective herbicides

d. Pre-emergence
20. When is the best time to identify the weed correctly?

a. Vegetative Stage

b. Reproductive Stage

c. Harvesting Stage

d. None of the above

PRIME 101 : Pre-test

Description

Guideline

Choose the best answers to the questions provided. You have two (2) hours to finish the exam.

Logout