TEST OF PRACTICAL KNOWLEDGE QUESTION (a) ldentify... | WAEC SSCE - Agricultural Science - 2013

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TEST OF PRACTICAL KNOWLEDGE QUESTION

(a) ldentify specimens N,O and P by their common and botanical names (6 marks)

specimen N;

Sweet elephant grass seed Taiwan elephant grass Pennisetum americanum glowing pearl turf grass forage plant seeds|grass seed carpet|grass worksseed - AliExpress

specimen O;

Centrosema molle - Tropical Forages

specimen P;

Image - Pueraria phaseoloides (Tropical Kudzu) | BioLib.cz

(b) state how each of specimens N and O is propagated (2 marks)

(d) State three uses of specimen N (3 marks)

Answer

(a) Identification of specimens N, O and P

Specimen	Common name	Botanical name
N	Elephant grass	Pennisetum purpureum
O	Centro (Centrosema)	Centrosema pubescens
P	Tropical kudzu	Pueraria phaseoloides

(b) Method of propagation

Specimen N (Elephant grass): propagated vegetatively by stolons (also by stem cuttings).
Specimen O (Centro): propagated by seeds.

(c) Four characteristics of specimen O (Centro)

It is a vigorous, aggressive, creeping and twining leguminous plant.
It has trifoliate leaves attached to the stem by a pulvinus.
It is a leafy perennial that is shade tolerant and drought resistant.
It is highly nodulated, containing nitrogen-fixing bacteria in the root nodules, and is palatable and nutritious to livestock.

(d) Three uses of specimen N (Elephant grass)

It is used as fodder for feeding livestock.
It is used for roofing and thatching, and its dried stems for fencing.
It is planted to check soil erosion and used as mulch to conserve soil moisture.

Read lesson note on Livestock And Fishing Equipment (WAEC)

Read lesson note on Floriculture (JAMB)

Read lesson note on Plant Propagation Methods (JAMB)

Read lesson note on Methods Of Propagation Of Horticultural Plants (WAEC)

Answer Details

(a) Identification of specimens N, O and P

Specimen	Common name	Botanical name
N	Elephant grass	Pennisetum purpureum
O	Centro (Centrosema)	Centrosema pubescens
P	Tropical kudzu	Pueraria phaseoloides

(b) Method of propagation

Specimen N (Elephant grass): propagated vegetatively by stolons (also by stem cuttings).
Specimen O (Centro): propagated by seeds.

(c) Four characteristics of specimen O (Centro)

It is a vigorous, aggressive, creeping and twining leguminous plant.
It has trifoliate leaves attached to the stem by a pulvinus.
It is a leafy perennial that is shade tolerant and drought resistant.
It is highly nodulated, containing nitrogen-fixing bacteria in the root nodules, and is palatable and nutritious to livestock.

(d) Three uses of specimen N (Elephant grass)

It is used as fodder for feeding livestock.
It is used for roofing and thatching, and its dried stems for fencing.
It is planted to check soil erosion and used as mulch to conserve soil moisture.

Read lesson note on Livestock And Fishing Equipment (WAEC)

Read lesson note on Floriculture (JAMB)

Read lesson note on Plant Propagation Methods (JAMB)

Read lesson note on Methods Of Propagation Of Horticultural Plants (WAEC)

Livestock And Fishing Equipment

Floriculture

Plant Propagation Methods

Methods Of Propagation Of Horticultural Plants

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TEST OF PRACTICAL KNOWLEDGE QUESTION (a) ldentify specimens N,O and P by their common and botanical names (6 marks) specimen N; specimen O; specimen P; (b) ...

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TEST OF PRACTICAL KNOWLEDGE QUESTION (a) ldentify specimens N,O and P by their common and botanical names (6 marks) specimen N; specimen O; specimen P; (b) ...

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