Unit notes and practice questions
Everything here is for unit 8 of the Grade 12 Agriculture textbook: what the chapter covers, the short notes, practice questions with their answers, and the lesson video where one exists.
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A short video lesson on this chapter, made by Temari. It loads only when you press play.
How a camel lives on dry land · 4 min · 2 past exam questions worked through
Tap a part to play the lesson from there.
The cards filed under this chapter on the Grade 12 Agriculture page. Open one at a time.
When you use it
Use to avoid misclassifying camel scientific names and their corresponding physical features.
Watch out
Camelus dromedarius has only one hump and long limbs, while Camelus bactrianus has two humps and short limbs. They are not interchangeable.
Drafted from Grade 12 Agriculture, pages 150-166, then checked twice before it went up
When you use it
Use when identifying or listing the indigenous camel breeds officially recognized in Ethiopia.
Watch out
Remember that FAO officially recognizes exactly 5 breeds in Ethiopia: Somali (Ogaden), Ethiopian Dromedary, Afar, Anfi, and Borena.
Drafted from Grade 12 Agriculture, pages 150-166, then checked twice before it went up
10 multiple-choice questions written against this chapter, each with its answer and the reason. Try one before you open the answer.
Question 1
How many camel breeds does the Food and Agriculture Organization (FAO) officially recognize in Ethiopia?
Answer: B 5
Why
The FAO officially recognizes 5 camel breeds in Ethiopia: Somali/Ogaden, Ethiopian Dromedary, Afar, Anfi, and Borena.
Question 2
Which physical adaptation helps dromedary camels prevent sand from entering their nasal cavity during desert sandstorms?
Answer: B Trapdoor nostrils
Why
Dromedary camels are adapted with trapdoor nostrils that close tightly to protect the entrance of sandstorms into the nasal cavity.
Question 3
Where in Ethiopia was the disease Maedi-visna first reported in imported sheep in 1986?
Answer: A Agarfa, Bale
Why
The occurrence of Maedi-visna in Ethiopia was first reported in imported sheep in 1986 at Agarfa, Bale.
Question 4
According to the classification of internal parasites in sheep and goats, liver flukes belong to which group?
Answer: C Trematodes (leaf-like worms)
Why
Liver flukes are trematodes, which are leaf-like parasitic worms found inside infected animals.
Question 5
Approximately how many individuals of the critically endangered Wild Bactrian camel (Camelus ferus) survive in the wild today?
Answer: B Around 1,000
Why
Only around 1,000 Wild Bactrian camels survive, mainly in China's Lop Nur Reserve and Mongolia's Great Gobi Forest.
Question 6
What are the efficiency values of goat meat production for energy and protein, as reported in the textbook?
Answer: A 4.7% for energy and 9.1% for protein
Why
Production efficiency (amount of product divided by amount of feed input x 100) in goats is 4.7% for energy and 9.1% for protein.
Question 7
In stilted housing for small ruminants, what is the required floor height above the ground and the recommended gap between floor slats?
Answer: C 1.5 m height and 2 cm gap
Why
In stilted housing, the floor should rise 1.5 m above ground level to facilitate cleaning, and the space between slatted floor boards should be about 2 cm.
Question 8
How is Rift Valley Fever transmitted to ruminants, and under what conditions do outbreaks typically occur?
Answer: B By infected mosquitoes after very wet periods
Why
Rift Valley Fever is transmitted when animals are bitten by infected mosquitoes that hatch from dormant eggs in mud after very wet periods.
Question 9
What is the place of origin and typical milk yield per lactation for the Kalmayk camel breed?
Answer: A Kazakh SSR; 1925 to 2012.5 liters per lactation
Why
The Kalmayk camel originated in the Kazakh SSR and has a milk yield of 1925 to 2012.5 liters per lactation.
Question 10
During which period of gestation does the daily nutrient requirement of a pregnant ewe or doe rise substantially?
Answer: D During the last two months of gestation
Why
The nutrient requirement for pregnancy rises substantially during the last two months of gestation, especially if carrying twins or triplets.
The app holds 20 questions on this unit, marked as you go. These are the first 10.
Unit 8 runs from page 159 to page 174 of the Ministry of Education edition.
Ministry of Education edition, English, 302 pages
Temari turns this chapter into timed practice and marks it as you go, with an AI tutor to explain anything that did not land.
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