Changes in local environments can have global effects for several reasons. Animals, like birds, migrate from region to region. A change in one of their environments can cause behavioral changes which will affect other organisms living in these environments. Air and water move among regions.
You can use a plotting compass or iron filings to detect a magnetic field:
1.put a piece of paper over a magnet (this stops the iron filings sticking to the magnet)
2. sprinkle iron filings onto the paper
3.gently tap the paper to spread the filings out
4.observe and record the results
Answer:
Natural selection occurs if four conditions are met: reproduction, heredity, variation in physical characteristics and variation in number of offspring per individual.
Explanation:
The abyssal zone is the zone of the ocean where seaweed and fungi are present.
<h3>What is abyssal zone?</h3>
- The abyssal zone is a layer of the ocean where seaweed and fungi are present. "Abyss" is a Greek word which means bottomless. This zone is located at the depths of 4,000 to 6,000 metres.
- So abyssal zone is the zone of the ocean where seaweed and fungi are present.
- The life that is found in the Abyssal Zone includes chemosynthetic bacteria, tubeworms, and small fish that are dark in color or transparent.
- It also includes sharks and invertebrates such as squid, shrimp, sea spiders, sea stars, and other crustaceans
To lean more about abyssal Zone from the given link
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this means that specific reaction involving specific substance are catalyzed
