Struggled with this earlier but because of the high altitude only some animals can live there and thrive because of the lower oxygen levels
Answer: Option a
Explanation:
Biotechnology is the branch which deals with the most advanced techniques which is required to make the life easy.
One of the most important application is Genetically modified crops. Genetically modified crops are pest resistant and have many advantages.
There are few disadvantages one of them is beneficial insects are also adversely affected. There are many useful insects that helps in pollination and they are also killed because of pest resistant plant.
hence the correct answer is option A
54750/365 = 150
A tortoise can live 150 years.
Answer:
Yes Energy produced deep inside Earth heats rock in the mantle. ... As it becomes less dense, the heated rock rises toward Earth's surface. The cooler, denser rock surrounding the heated rock sinks, as Figure 5 shows. In this way, heat inside Earth moves toward the cooler crust.
