Agricultural Science

Which of the following statement is a disadvantage of human power? it

A. controls other sources of farm power B. brings about least damage C. is easily available and controlled D. has…

6 years ago

The following are advantages of sub-surface irrigation except that?

A. it is suitable for soils with low water holding capacity B. it can be used only for specific types…

6 years ago

The following fertilizers can be used to neutralize soil acidity except?

A. wood ash B. ammonium nitrate C. limestone D. calcium phosphosilicate Correct Answer: Option B B. ammonium nitrate

6 years ago

Which of the following groups of rocks is formed as a result of volcanic eruption?

A. limestone, basalt and shale B. basalt, granite and pumice C. sandstone, granite and quartzite D. marble, gneiss and shale…

6 years ago

The following crops will enrich the soil with nitrates except?

A. calopogonium B. pueraria C. centrosema D. exoriepus Correct Answer: Option D D. exoriepus

6 years ago

A detrimental effect of bush burning is that it?

A. destroys soil organic matter B. destroys weed seeds C. sterilizes the soil D. adds potash to the soil Correct…

6 years ago

Which of the following statements about soil organisms is false?

A. soil pH will attack population of soil organisms B. population of soil living organisms is increased with increase in…

6 years ago

Which of the following properties of soil determines its water-holding capacity?

I. Texture II. pH III. Colour IV. Structure A. I and II only B. I and IV only C. II…

6 years ago

Which of the following statements is correct about micro-nutrients? They

A. promote formation of only root nodules B. are required by plants in very small quantities C. are fixed into…

6 years ago

In which layer of the soil profile do most biological activities occur?

A. D-horizone B. C-horizone C. B-horizone D. A-horizone Correct Answer: Option D D. A-horizone

6 years ago