Answer:
Grass, deer, wolf, fungi.
Explanation:
The tropical level of an organism is defined as the position of organism occupied in the food chain. The food chain is starts from tropical level one which is primary producers (such as plants), then move to herbivores (such as deer) in level two, carnivores, (such as wolf) at level three, apex predators in level four (such as lions), and it ends in decomposers such as fungi.
Fungi play important role in ecosystem to help in breakdown of dead organic matter and return nutrients to the soil. Without fungi nutrients cannot cycle in an ecosystem, and causing the breakdown of entire food web.
Explanation: Walking for 30 minutes covers a distance of 2.0 to 2.5 km and burns about 125 calories
It is to create energy that the cell can use. it takes in oxygen to break down food molecules to get cellular energy for cell function
Since the mass of a single popcorn kernel is not given, lets us assume that it is 1 gram
Now:
1 mole of popcorn kernels contain kernels
Since:
1 kernel weighs 1 gram
Then,
kernels would weigh grams