For 9 the answer is D for 10 the answer is A
Answer:
Hibernation
Explanation:
Some animals need to lower their heart rate and metabolism and do bunch of other stuff to conserve energy during the winters due to bad weather or lack of food. They hibernate (like a loooooooong sleep). I have attached an image of example of animals that do this,
Answer:
Biofertilizers are the substance that contains microbes, which helps in promoting the growth of plants and trees by increasing the supply of essential nutrients to the plants.
Explanation: