Waec gce Agric practical Answers

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[1:18 AM, 11/30/2021] Olive: [: WAEC GCE

(2ci) {Choose any 4}
Characteristics of Sedimentary Rocks
(i) Sedimentary rocks are stratified rocks or rocks that show distinct layers or strata
(ii) They are non-crystalline
(iii) They are usually soft
(iv) Not resistant to erosion
(v) They are permeable
(vii) They may be coarse or fine grained depending on the nature of materials deposited.
(viii) They are fossilized rocks / they contain fossils of plants and animals.
(viii) Examples are sandstone, coal, limestone.

(2bi)
Forest is an area of land dominated by trees.
While
Pasture is land on which cattle, goat, sheep etc can be kept for feeding

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[1:18 AM, 11/30/2021] Olive: [: WAEC GCE

(2ci) {Choose any 4}
Characteristics of Sedimentary Rocks
(i) Sedimentary rocks are stratified rocks or rocks that show distinct layers or strata
(ii) They are non-crystalline
(iii) They are usually soft
(iv) Not resistant to erosion
(v) They are permeable
(vii) They may be coarse or fine grained depending on the nature of materials deposited.
(viii) They are fossilized rocks / they contain fossils of plants and animals.
(viii) Examples are sandstone, coal, limestone.

(2bi)
Forest is an area of land dominated by trees.
While
Pasture is land on which cattle, goat, sheep etc can be kept for feeding

*
[1:25 AM, 11/30/2021] Olive: WAEC GCE

(2ci) {Choose any 4}
Characteristics of Sedimentary Rocks
(i) Sedimentary rocks are stratified rocks or rocks that show distinct layers or strata
(ii) They are non-crystalline
(iii) They are usually soft
(iv) Not resistant to erosion
(v) They are permeable
(vii) They may be coarse or fine grained depending on the nature of materials deposited.
(viii) They are fossilized rocks / they contain fossils of plants and animals.
(viii) Examples are sandstone, coal, limestone.
[1:26 AM, 11/30/2021] Olive: (2bi)
(i) Carbon in the atmosphere is taken up by plants for the production of starch through photosynthesis.

(ii) Plants give out oxygen while animals give out carbon dioxide during the process of respiration thus maintaining the atmospheric level of carbon dioxide and oxygen.

(iii) The released carbon provides the major building block of all organic matter.

(2bii)
i. Silos
ii. Cribs
iii. Rhombus
iv. Storage Barns
v. Silage

8a)
i. Phloem Tissue
ii. Xylem Tisssue

(8b) (Choose any 2)
i. Temperature
ii. Humidity
iii. Wind Speed
iv. Light Intensity

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