It is harmful because motor vehicles spit out gas and like fumes. That can lead to pollution in the air.
It is beneficial because it helps people get to places they need to get to quicker
Answer:
1. it has not defined length..
2. it digest good in food vacoule
hlo
can we talk in comment section
One method of lessening the environmental impact of strip mining is by replacing landscaping after mining. This will help to seal off the bare land to avoid accidents. It also prevents soil erosion of the lose soil due to mining. Landscaping will modify the features of the land and make it beautiful and environment friendly
Answer;
The llama and the alpaca were used as beasts of burden in the Andes.
Explanation;
-A beast of burden is drought animal that carries or pulls heavy loads, such as a donkey, mule, llama, camel etc.
-The Andean animal used as a beast of burden is an Alpaca and the Llamas. They are docile, fluffy animals that can withstand the cold of the mountains. As such, they make excellent work animals.
-Male llamas have been been used as beasts of burden in the Peruvian and Bolivian Andes ranges for more than 4000 years.
Why temperature affects heart rate in ectothermic organisms? If the temperature is within the optimal range for enzyme activity more ATP will be produced and the heart will beat faster due to increased metabolic activity and energy availability.
