THIRD TERM AGRICULTURAL SCIENCE SS1
  • 1. The hard unweathered rock layer is known as
A) Horizon I
B) Horizon R
C) Horizon S
D) Horizon K
  • 2. The botanical name of Cassava is
A) Mucuna spp
B) Carica papaya
C) Dioscorea alata
D) Manihot esculentum
  • 3. The formation of ammonium compound from dead plants and animals is
A) Putrefaction
B) Denitrification
C) Ammonification
D) Nitrification
  • 4. Spear grass and elephant grass are examples of
A) Biennial weed
B) Annual weed
C) Perenial crop
D) Perennial weed
  • 5. Limestone is an example of
A) Metamorphic rock
B) Sedimentary rock
C) Volcanic ash
D) Igneous rock
  • 6. The type of respiration which takes place in the presence of oxygen is
A) Aerobic respiration
B) Anaerobic respiration
C) Fermentation
D) fertilization
  • 7. One of the followings is not a blood cells
A) White blood cells
B) Red blood cells
C) plasma
D) Blood platelet
  • 8. ______ rock are formed when molten magma or lava cools and solidifies
A) Sedimentary
B) Volcano
C) Metamorphic
D) Igneous
  • 9. Which rock is formed from magma?
A) Sedimentary
B) Metamorphic
C) Igneous
D) Limestone
  • 10. The act of parturition in pig is called
A) Lard
B) Pork
C) Barrow
D) Farrowing
  • 11. A mature male pig is called
A) Sow
B) Pig
C) Bull
D) Boar
  • 12. The soil horizon richest in humus is
A) Horizon S
B) Horizon B
C) Horizon A
D) Horizon K
  • 13. The followings are breeds of pigs except
A) Large black
B) Duroc
C) Large white
D) Boar
  • 14. _____is the act of giving birth in farm animals
A) Lactation
B) Heat
C) Colostrum
D) Parturition
  • 15. Why are farm animals called Viviparous
A) They produce their young ones by hatching eggs after an incubation period
B) They have the ability to reproduce
C) They bear their young ones alive
D) They can work for a long period of time
  • 16. The period when the female animal show signs of it's readiness to mate is
A) Heat period
B) Lactation
C) Gestation period
D) Parturition
  • 17. ____are formed from sediments deposited in layers by water, wind or ice and compacted overtime
A) Metals
B) igneous
C) Metamorphic rock
D) Sedimentary rock
  • 18. The first milk produced immediately after the delivery of the new born animal is
A) Parturition
B) Colostrum
C) Lactation
D) Gestation
  • 19. The conversion of ammonium compound to nitrite and nitrates is
A) Denitrification
B) Ammonization
C) Nitrification
D) Ammonification
  • 20. The downward movement of soluble minerals in soil is called
A) Weathering
B) Leaching
C) Erosion
D) Deposition
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