Answer: I think it's A or B, but make what you will from that :)
Explanation:
Sexual reproduction in plants occurs when the pollen from an anther is transferred to the stigma. Plants can fertilize themselves: called self-fertilization...When the ovules are fertilized, they will develop into seeds.
Many rickettsia are PATHOGENS.
Pathogens are micro organism that cause diseases and rickettsia are majorly disease causing organisms. They are rod shaped bacteria and most species are gram negative. They are natural parasite of some arthropods and they cause diseases in both humans and animals.
Answer:
the earth has an incredible amount of water, but only the 3% of all of it, fresh water, can be used for human use like drinking water, showers/baths, etc
Explanation:
the rest of the water is used for oceans and cannot really be used for human's everyday use, only freshwater can. There are still fish and other animals that live in freshwater though so it is important for humans not to use too much of it
Earth is always rotating around the sun that means if it were winter on one side of the world, (that is not on the side of the sun) the other side of the world would be summer, ( the side that the sun is shining on)