Answer the following question given this paragraph: Many flatworms are parasites with vertebrate hosts. Some are free-living carnivores that live mainly in aquatic habitats. Q: Some flatworms are free-living carnivores that live mainly in which type of habitats? Choices: - Deciduous forest - Desert - freshwater - aquatic A:
aquatic
(Question)
Answer the following question given this paragraph: Some protists hunt their food or act as parasites. Q: Some protists hunt their food or act as what? Choices: - reptiles - mammals - bats - parasites A:
(Answer)
parasites
Ques: Answer the following question given this paragraph: When it comes to energy, ecosystems are not closed. They need constant inputs of energy. Most ecosystems get energy from sunlight. A small minority get energy from chemical compounds. Unlike energy, matter is not constantly added to ecosystems. Instead, it is recycled. Water and elements such as carbon and nitrogen are used over and over again. Q: What do most ecosystems get energy from? Choices: - magma - moisture - evaporation - sunlight A:
Ans: sunlight
(Q).
Answer the following question given this paragraph: Life science may be basic or applied science. The aim of basic science is to gain new knowledge and a better understanding of the natural world. The aim of applied science is to find solutions to practical problems. Q: What do you call a science that aims to find solutions to practical problems? Choices: - applied experience - experimental science - evolved science - applied science A:
(A).
applied science
Ques:Answer the following question given this paragraph: Meningitis is an infection of the membranes that cover the brain and spinal cord. If you have meningitis, you are likely to have a fever and a headache. Another telltale symptom is a stiff neck. Meningitis can be caused by viruses or bacteria. Viral meningitis often clears up on its own after a few days. Bacterial meningitis is much more serious ( Figure below ). It may cause brain damage and death. People with bacterial meningitis need emergency medical treatment. They are usually given antibiotics to kill the bacteria. Q: Meningitis is an infection of the membranes that cover the brain and what else? Choices: - umbilical cord - notochord - liver - spinal cord A:

Ans:spinal cord
Answer the following question given this paragraph: Q: In the humoral response, what protein substances help neutralize or eliminate toxins and pathogens in the blood and lymph? Choices: - platelets - membranes - parasites - antibodies A:
antibodies