Click to follow our Afritutor YouTube Channel, subscribe and click notifications and get updates on new learning videos

Course Name:  Agriculture
Also Done By:
na
Course Level:  Diploma
Sub Level:       Module I
Course Unit:   Principles of crop production I and Soil science
Exam body:    KNEC
Share with Friends:
        
Go Back



1. Describe nematode infestation in crops under the following: (i) damage and symptoms; (ii) control. ()
2. Define the term 'apomixis ()
3. Explain four types of apomixis ()
4. Highlight three advantages and three disadvantages of small scale farming system. ()
5. Outline the principles of crop rotation. ()
6. Explain zero-tillage under the following; (i) meaning: (ii) benefits ()
7. Describe layering method of crop propagation under the following: (i) meaning: (ii) importance. ()
8. Describe alley cropping system of agroforestry ()
9. Maize is planted at a spacing of 75 cm by 25 cm in one hectare of land. Given the following information: 100 seeds of maize=37.5 g Germination percentage = 85% One seed is planted per hole. Determine the seed rate in kilogrammes per hectare ()
10. Highlight six characteristics of agricultural produce ()
11. ) With reference to seed quality, highlight characteristics of the following: (i) physical purity: (ii) physiological quality. ()
12. Highlight the role of Kenya Plant Health Inspectorate Service (KEPHIS) in seed certification. ()
13. The fertilizer rate for planting a particular crop is given as 90 kg P:Os/ha. Determine: (i) the mount of DAP (18:46:0) fertilizer applied in one acre of land during planting. (ii) the amount of nitrogen that is contained in DAP fertilizer applied in one acre of land during planting. ()
14. Outline the procedure of preparing silage using the trench silo ()
15. Highlight the properties of the following soils: (i) sandy soils; (ii) clayey soils. ()
16. A soil sample weighing 800 g contains 180 g of moisture when 51% of the pore spaces are full. Given that: Particle density = 2.65 g/cm3 1 cm3 of water = 1g Determine the porosity of the soil sample. ()
17. Describe biological weathering of rocks ()
18. Differentiate between new comprehensive system and soil world map system of soil classification ()
19. The following equations shows one of the biochemical processes in soil. #(NH_4)_2SO_4+0_2# (i) Complete and balance the equation Explain the process. ()
20. Explain percent base saturation under the following: (i) moaning: (ii) significance. ()
21. Explain three factors that influence cation adsorption on colloidal complex. ()
22. Define the term ‘biochemical sedimentary rocks’ ()
23. State six properties of sedimentary rocks ()

About Us

Contact us

Terms of use | Privacy policy

Follow Us:               

All Rights Reserved © 2024; pscustudies.com