I would say
a. biological pest control
biological pest control is when other plants or animals are used to control pests. There are no chemicals used only the natural roles of the environment.
Hope this helped!
It releases bound oxygen into your body's tissues.
2 The correct answer is (b)beach erosion to the unprotected coastline
A large storm destroys the greenbelt of an island The consequences is beach erosion to the unprotected coastline. The beach erosion takes place in the area which is not protected.
3 The correct answer is (b) a loss of biodiversity due to human activity
The forest habitat is cleared which results in the loss of biodiversity by human interventions. The area which was the habitat of organisms has now been converted into shopping complex due to which the habitat loss of many organisms took place.
Answer:
a) when cells are small the movement of food and waste can be efficiently handled by the cell membrane
Explanation:
Cells need to get their nutrients and waste in and out of their cell membrane every quickly. Cells are hard workers anyway! The other options also don't make much sense. The cell shape doesn't mean much to their function, and size doesn't impact shape. The cell's internal parts (mitochondria, vacuole, etc) don't support the cell membrane, they have their own functions to focus on. Cells don't work together in tissue but they can interact with each other when needed.