TEAS VERSION 7 (SCIENCE)-49 QUESTIONS AND ANSWERS.

Which of the following items is Not part of the Circulatory System? a. Kidneys b. Heart c. Blood d. Blood vessels a. Kidneys What are the cellular functions of cilia and flagella? Cilia and flagella are responsible for cell movement What does the rate of a chemical reaction Not depend on? Amount of mass lost Where does gas exchange occur in the human body? Alveoli All of the following belong together except: a. Thyroid b. Stomach c. Intestines d. Pancreas a. Thyroid A vaccination is a way of acquiring which type of immunity? Active artificial immunity What are the substances that stimulate adaptive immunity called? Phagocytes Which structure controls the hormones secreted by the pituitary gland? Hypothalamus What do two isotopes of the same molecule have different numbers of? Neutrons An atom has 2 protons, 4 neutrons, and 2 electrons. What is the approximate atomic mass of this atom? 6 What do the hydrogen bonds in a water molecule make water good for? Surface for small particles and living organisms to move across Which of the following is a constant? a. The number of protons in an oxygen atom b. The temperature at which iron ore will melt c. The human population size d. The time the sun rises each day a. The number of protons in an oxygen atom Which layer of skin does Not contain blood vessels? Epidermis Which of the following is Not a type of muscle tissue? a. Skeletal b. Smooth c. Cardiac d. Adipose d. Adipose Which of the following is considered an intensive property? a. Mass b. Weight c. Volume d. Density d. Density Which of the following factors are likely to have contributed to the longer life expectancy in the 21st century? ( select all that apply) a. The human body has evolved to become more resilient to its environment. b. There have been numerous advances in medical technology and treatments. c. Higher standards of basic cleanliness have helped people avoid illness. d. The creation of vaccines has nearly eliminated certain diseases that were once deadly. e. Genetic disorders have been largely eliminated from the population. b, c, d In order to be included in the formation of a scientific conclusion, evidence must be: Reproducible What nitrogenous base is Not found in RNA? Thymine Which of the following is FALSE regarding the use of qualitative and quantitative data in scientific research? a. Quantitative data is collected through numerical measurements. b. Quantitative data is more accurate than qualitative data. c. Qualitative data is focused on perspectives and behavior. d. Qualitative data is collected through observation and interviews. b. Quantitative data is more accurate than qualitative data. What kind of bond connects sugar and phosphate in DNA? Covalent bond What component is Not part of the genitourinary system? The rectum What component is Not part of the Respiratory system? The esophagus The majority of nutrient absorption occurs in the: Small intestine Which of the following items is Not a primary function of a healthy immune system? a. The immune system helps the body avoid infections. b. The immune system detects infections. c. The immune system eliminates infections. d. The immune system creates infections. d. The immune system creates infections. What is the smallest unit that can encode for a trait? A gene Which of the following bones are long bones? (Select all that apply) a. Sacrum b. Clavicle c. Patella d. Ulna e. Fibula f. Humerus b, d, e, f Which of the following is true regarding T cells? a. They are only seen in those with leukemia b. They are a specialized type of red blood cell c. They mature in the thyroid d. They play a role in the immune response d. They play a role in the immune response If a biologist is describing the physical and visible expression of a genetic trait, which of the following is he or she referring to? a. Phenotype b. Allele c. Gamete d. Genotype a. Phenotype What kind of bond is formed when electrons are transferred between atoms? Ionic bond Which type of cells secretes antibodies? Plasma cells The adrenal glands are part of what system? The Endocrine system What is the name of a condition where the heart rate is 118 beats per minute (bpm)? Tachycardia