Lesson 11: Activities that Affect the Quality and Quantity of Soil Flashcards
1
Q
a resource that you can’t live without
A
soil
2
Q
it helps the plant grows and absorbs co2
A
soil
3
Q
human activities that affect the quality and quantity of soil
A
- farming
- construction of structures
- waste disposal
4
Q
positive effects of farming
A
- mineral fertilizers added to soil provide stable optimum growing conditions for plants
- provide a source of food/energy for planting
- stabilizes the soil moisture
5
Q
negative effects of farming
A
- tillage in farming cause direct damage to soil microorganisms and potentially expose these to new predators
- pesticides was found to have long term harmful effects on the overall activity
6
Q
- can cause rapid soil degradation and sedimentation
- soil nutrients are washed away making it unsuitable for farming
A
construction of structure
7
Q
- soil quality adversely affected by improper waste disposal
- soil pollution happens when hazardous chemicals from human
A
improper waste disposal
8
Q
ways to protect and conserve the soil
A
- plant trees
- water the soil
- forest protection
- terrace planting
- buffer strips
- no-till farming
- fewer concrete surfaces
- plant windbreak areas
9
Q
it helps the soil not only nourish the soil but to protect it
A
water the soil
10
Q
when forest are protected and conserved
A
forest protection
11
Q
- done by maximizing the topography of the land
- it benefits the rain water to flow naturally
- protect soil from erosion
A
terrace planting
12
Q
- strips or corridors of permanent vegetation used to reduce water and wind erosion
- they can create with grass, trees, and shrubs
A
buffer strips
13
Q
allows crops to remain in place for a season. this keeps soil being left bare and unprotected
A
no-till farming
14
Q
using paving stones for patios and gardens to protect the soil
A
fewer concrete surfaces
15
Q
- composed of shrubs, plants, and trees
- serve a conservation purpose
- to slow the force of wind over ground areas
- work to prevent soil erosion
A
plant windbreak areas
