Question 16:

• JAMB 2019

Which of the following nutrient element is a micro-nutrient

A. Calcium
B. Iron
C. Manganese
D. Boron

Question 17:

• JAMB 2019

Which one of these is not a factor that affect change in supply of agricultural produce

A. Technology
B. Changes in the cost of production
C. Changes in prices of commodity
D. Fixed cost

Question 18:

• JAMB 2019

The part of the ruminant stomach from which digestive juices secreted is the

A. Rumen
B. Reticulum
C. Abomasum
D. Paunch

Question 19:

• JAMB 2019

One of the symptoms of vitamin deficiency diseases in livestock includes except

A. Improved fertility
B. Loss of appetite
C. Scurvy
D. Rickets

Question 20:

• JAMB 2019

Some of the by-products of fish include the following except

A. Fish meal
B. Leather
C. Oil
D. Fish silage