TEST Yourself
4.
5.
A. Fill in the blanks with suitable words.
1. Each level of organisation is
than
the lower one.
2. Energy transfer takes place in an ecosystem
through___
3
tissue forms covering of body.

Advanced,

Decomposers, producers, consumers

Skin

Explanation:

Decomposers are primary energy source by decomposing matter, this energy is released to the soil for plants absorb it to manufacture their food through photosynthesis and these food are consumed by man who gains energy in the process.

Higher layers should have more complex features than lower layers.

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.