Explanation:
simple explanation:
there are many things that animals or plants compete for:
animals:
mates-some animals my be desperate to pass on their genes to offsprings. also if there is a decrease of one sex of an species the other may find it difficult to find a mate and can end up fighting their counterparts
territory -lack of territory also causes competition
food -lack of food can cause competition
Plants:
space: some trees 'want' or require a large amount of space to survive because they are bigger and my want to collect more nutrients form soil and take more light
light/sunlight: plants require sunlight for : plants photosynthesis they may grow their leaves big for a big surface area to collect more light.
water/minerals in soil: plants need water to grow so they may grow their roots deep and long