Answer:
4
If the beaker was not cleaned, starch could have been in it.
Mutation can cause instant adaptation while natural selection is the process by which adaptation occurs over a series of generations.
Answer: The given statement is True.
Food chain can be described as the sequence of transfer of energy and matter among different organisms present within an ecosystem.
It starts with producers ( occupying the first trophic level), which are consumed by consumers in a successive manner ( primary consumer→ secondary consumers→ tertiary consumer or decomposers).
Therefore, producers are beginning link in a food chain whereas decomposers occupy the last level in a food chain.
Answer:
kidneys, large intestine, skin, and lungs.
Explanation:
They all excrete
