Answer:
There are many multicellular organisms such as-Humans,animals like cow,dog,elephant,goat etc, are the multicellular organisms
Heterotrophs are not able to produce their own food. Alternatively, they acquire from organic substances for energy and food. Heterotrophs cannot obtain organic substances from inorganic molecules. Therefore, no, an organism without the traits mentioned does not qualify to be classified as a heterotroph.
the highest level which is the 'apex preditor' or in other cases its called a 'tertiary consumer'
Some forces act at a distance and therefore do not require contact with the object they are acting on.
A great example of this is gravity.
Both chickens and pigs are omnivores so they eat scrap, grain, and most importantly for this subject vegetables and fruits. Vegetables and fruits both came from photosynthesis, so when we eat bacon and eggs we are eating pigs and chickens that ate plants and vegetables that gained energy due to photosynthesis. At least that’s what I think