Recently, a farmer noticed that the amount of rice grains he could collect has decreased. Based on the food web above, answer the following:i) What is the possible cause for the decrease in the rice grains collected?ii) How can the farmer prevent the decrease?

the answer is c) abandoned properties that are contaminated with hazardous materials.

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.