<span>Weed growing in a recently burned patch of forest represent the first stage in secondary succession. Secondary succession is defined as the series of community changes which take place on a previously colonised habitat which was disturbed due to hazardous events which destroy the first set of organisms living in the habitat.</span>
Answer: Micro villi
Explanation:
The cellular structures that increases the superficial surface area of the cell is known as micro villi. It is an extension of cell membrane.
This structure helps in the increasing the surface area for the maximizing the absorption of food materials.
It also helps in providing a large area in a very compacted space. It is found at many places in the human body such as in small intestine.
Because it absorbs 93-99% of the sums ultraviolet rays also, the ozone allowed life to leave the depths of the ocean and move onto land.
Answer: B
Explanation: The circulatory system is responsible for bringing food and oxygen to every cell in your body. The respiratory system is responsible for carrying oxygen and carbon dioxide in and out of your body. The excretory system is responsible for removing waste from your body.
Hoped this helped!!!!!!