Questions. 1-4
Which of the following is a characteristic of viruses that distinguishes them from bacteria?
A)Viruses can reproduce independently of a host.
B)Viruses are made up of cells.
C)Viruses require a host cell to reproduce.
D)Viruses are beneficial to their host.
C)Viruses require a host cell to reproduce.
Describe how the respiratory and circulatory systems work together to maintain homeostasis in the human body.
A)The respiratory system filters blood, while the circulatory system exchanges gases.
B)The respiratory system provides oxygen to the blood, which the circulatory system delivers to cells.
C)The circulatory system provides oxygen to the lungs, which the respiratory system uses to produce energy.
D)The respiratory system and circulatory system do not interact.
B)The respiratory system provides oxygen to the blood, which the circulatory system delivers to cells.
Identify the primary function of the excretory system in the human body. A)To transport oxygen to cells
B)To break down food into nutrients
C)To remove waste products from the body
D)To fight infections
C)To remove waste products from the body
Compare and contrast the ways in which viruses and parasites infect the human body.
A)Both viruses and parasites can reproduce independently of a host.
B)Viruses require a host cell to reproduce, while parasites can live and reproduce on their own.
C)Viruses can infect cells directly, while parasites often live on or in a host organism.
D)Both viruses and parasites are beneficial to their host.
C)Viruses can infect cells directly, while parasites often live on or in a host organism.
Explain how the musculoskeletal system and circulatory system work together to maintain homeostasis.
A)The musculoskeletal system provides oxygen to the blood, which the circulatory system delivers to muscles.
B)The circulatory system provides nutrients and oxygen to muscles, allowing movement and support.
C)The musculoskeletal system filters waste from the blood, which is then excreted by the circulatory system.
D)The musculoskeletal system and circulatory system do not interact.
B)The circulatory system provides nutrients and oxygen to muscles, allowing movement and support.
Which of the following systems is primarily responsible for transporting nutrients and oxygen to cells in the human body?
A)Digestive system
B)Respiratory system
C)Circulatory system
D)Nervous system
B)Respiratory system
Which of the following is a common feature of all parasites?
A)They are all single-celled organisms.
B)They require a host to obtain nutrients.
C)They can reproduce independently of a host.
D)They are all beneficial to their host.
B)They require a host to obtain nutrients.
Explain how the nervous system and musculoskeletal system work together to maintain homeostasis.
A)The nervous system provides nutrients to muscles, while the musculoskeletal system sends signals to the brain.
B)The musculoskeletal system protects the brain, while the nervous system moves bones.
C)The nervous system sends signals to muscles to contract, allowing movement and response to stimuli.
D)The nervous system and musculoskeletal system do not interact.
C)The nervous system sends signals to muscles to contract, allowing movement and response to stimuli.
Describe how the reproductive system interacts with the endocrine system to maintain homeostasis.
A)The reproductive system produces hormones that regulate the endocrine system.
B)The endocrine system produces hormones that regulate reproductive functions.
C)The reproductive system filters hormones from the blood.
D)The reproductive system and endocrine system do not interact.
B)The endocrine system produces hormones that regulate reproductive functions.
Which of the following is true about fungi?
A)Fungi are always harmful to humans.
B)Fungi can be single-celled or multicellular organisms.
C)Fungi do not require nutrients to grow.
D)Fungi can reproduce only inside a host cell.
B)Fungi can be single-celled or multicellular organisms.
Explain how the immune system interacts with the circulatory system to maintain homeostasis.
A)The immune system produces hormones that regulate blood pressure.
B)The immune system uses the circulatory system to transport white blood cells to sites of infection.
C)The circulatory system filters out waste products from the immune system.
D)The immune system and circulatory system do not interact.
B)The immune system uses the circulatory system to transport white blood cells to sites of infection.
How does the digestive system interact with the circulatory system to maintain homeostasis?
A)The digestive system breaks down food into nutrients, which are absorbed into the blood by the circulatory system.
B)The circulatory system breaks down food, which is then absorbed by the digestive system.
C)The digestive system filters waste from the blood, which is then excreted by the circulatory system.
D)The digestive system and circulatory system do not interact.
A)The digestive system breaks down food into nutrients, which are absorbed into the blood by the circulatory system.
Which of the following is a way that bacteria can be beneficial to humans?
A)Bacteria can cause diseases.
B)Bacteria can help in digestion.
C)Bacteria can destroy cells.
D)Bacteria can replicate viruses.
B)Bacteria can help in digestion.
Which of the following is a characteristic of parasites that distinguishes them from bacteria?
A)Parasites are always beneficial to their host.
B)Parasites can live on or in a host organism.
C)Parasites are single-celled organisms.
D)Parasites do not require a host to survive.
B)Parasites can live on or in a host organism.
Which system is primarily responsible for exchanging gases between the body and the environment?
A)Digestive system
B)Respiratory system
C)Circulatory system
D)Nervous system
B)Respiratory system
Which of the following is a characteristic of fungi that distinguishes them from viruses?
A)Fungi can reproduce only inside a host cell.
B)Fungi have a cellular structure with a nucleus.
C)Fungi are smaller than viruses.
D)Fungi do not require nutrients to grow.
B)Fungi have a cellular structure with a nucleus.
Which of the following is true about viruses?
A)They can be treated with antibiotics.
B)They are made up of cells.
C)They require a host cell to reproduce.
D)They can grow on non-living surfaces.
C)They require a host cell to reproduce.
Which system is primarily responsible for producing hormones that regulate various functions in the human body?
A)Immune system
B)Endocrine system
C)Circulatory system
D)Respiratory system
B)Endocrine system
Identify the primary function of the immune system in the human body.
A)To transport oxygen to cells
B)To break down food into nutrients
C)To defend against infections and diseases
D)To remove waste products from the body
C)To defend against infections and diseases
Compare and contrast the ways in which bacteria and fungi can infect the human body.
A)Both bacteria and fungi can reproduce independently of a host.
B)Bacteria can infect cells directly, while fungi often grow on surfaces or tissues.
C)Bacteria and fungi are both single-celled organisms.
D)Both bacteria and fungi are beneficial to their host
B)Bacteria can infect cells directly, while fungi often grow on surfaces or tissues.