AGS SS1

Formed by cooling & solidification of magma

• Sedimentary
• Metamorphic
• Extrusive Igneous
• Intrusive Igneous

Has large crystals because of slow cooling

• sedimentary rock
• metamorphic rock
• intrusive igneous rock
• extrusive igneous rock

Contains fossils. 

• sedimentary rocks
• metamorphic rocks
• extrusive igneous rocks
• intrusive igneous rocks

one of the groups contains pre-planting operations

• clearing, stumping, ploughing, harrowing

• clearing, planting, weeding, ploughing

• manuring, planting, weeding, clearing

• clearing, plotting, planting, harrowing

which of the following farm operations falls outside the group?

• threshing

• harrowing

• hoeing

• ploughing

"supplying" is the...

• removal of excess and weak seedlings on the field after germination

• act of supplying food items

• replacement of ungerminated seeds after planting

• acts of applying fertilizers to plants

"thinning" is the...

• replanting of ungerminated seeds after planting

• removal of excess and weak seedlings on the field after germination

• application of fertilizer to plants

• the act of trimming the stems of plant

seed rate is...

• seed treatment

• all the ungerminated seeds in empty spaces

• unhealthy seeds

• the amount of seeds that will produce enough plants to cover a hectare of land

which of the following is a post-planting activity?

• selection of site

• thinning

• stumping

• clearing

Which of these are characteristics of soil?

• Color, texture, structure, and density

• Temperature, humidity, pressure, and altitude
• Taste, smell, sound, and weight
• Anchors the plant in place and is a habitat to many organisms