Answer:
Globally we are witnessing a decline in pollinators, such as wild bees, honeybees and hover flies, caused by the destruction and fragmentation of habitats, agricultural intensification and use of pesticides, introduction of novel diseases and competing alien species, and climate change
Answer:
B. absolute dating
Explanation:
Absolute dating is the process of determining an age on a specified chronology in archaeology and geology.
Absolute dating provides a numerical age or range in contrast with relative dating which places events in order without any measure of the age between events such as fossils by scientists.
Answer:
Producing ribosomes
Explanation:
The nucleolus is a region found within the nucleus. Unlike the nucleus, it is not surrounded by a membrane.
It's main function is in ribosomal biogenesis. Ribosomes are small organelles found in all cells that are the sites of protein synthesis. They are produced and assembled in the nucleolus.
The answer is sunlight, chlorophyll, carbon dioxide and water.
In the photosynthesis plants use sunlight as an energy and convert it into chemical energy stored in carbohydrates. Carbon dioxide and water are used for carbohydrate synthesis. This process occurs in the chloroplasts containing chlorophyll, which is necessary for absorbing energy from sunlight.