Answer:
As they produce food by the process of photosynthesis which cannot be done by anyone else. Plants use chlorophyll, CO2 and H2O in photosynthesis( which is a biochemical process). Plants became a cause of life on earth. Hence plants are the ultimate source of food on earth.
How does changing the type of exercise effect heart rate in bpm?
Or
How does changing the amount of reps of [insert exercise here] affect heart rate in bpm?
Answer - D. Were in Search for food to eat.
Reasoning - As ice age and resistant of water became changing in ponds and lake the resource of food started to deplete so evolution became a evolving for creatures aka reptiles.
It is a scientific name whereby each species receives Latin or Latinized name of two parts. The first indicating genus and the second being a specific name.