1. The algae and fungus together are known as lichens.(Is it true or false?) 2. Plants require a lot of potassium to make proteins.(Is it true or false?)
3. Parasites do not contain chorophyll.(Is it true or false?)
4. Photosynthesis in the plants like cactus takes place in roots.(Is it true or false?)

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed