6 ले
B
1
x?
X
Aa
AT
А
22
Fossil
How has the location changed?
Where was it found?
Seashell
The side of a mountain
Palm branch
An ice sheet in the Arctic
Imprint of a cactus leaf
A desert
Insect trapped in
tree sap
Under the ocean floor
Shark tooth
A wide open grassland

explanation:

answer: national resource conservation services

national resource conservation services is the us. based approach that provides technical and financial assistance for natural resource management. nrcs society in conservation of resources by involving in activities like farmland protection, flood prevention, watershed protection, urban conservation, conserves economic and environmental conditions. it conducts soil surveys and implements the policy of natural resources management on the society.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.