science ati teas practice test #4

What tool and unit would be used to find the volume of a brick?

ruler and cm3

Dependent variable on daphnia experiment

# of heart beats

Chemical reaction is an example of what type of reaction? A. Synthesis B. Decomposition C. Single displacement D. Double displacement

A

Ionic compound ? H2+2O -> H2O A. NaCl B. CO C. C6H12O6 D. H2O

A

molecules are broken down into smaller pieces by the churning of muscles in the stomach. which of the following is this an example of? a. mechanical digestion b. chemical digestion c. enzymatic digestion d. peristalsis

A

what is the name of the structure that releases an enzyme that breaks down starch in the mouth? a. salivary gland b. pancreas c. liver d. gall bladder

A

what proteins are responsible for the contraction of a muscle? a. actin and myosin b. synapse and axon c. pepsin and tripsin d. testosterone and estrogen

A

which of the following functions is an example of how the skeletal and neuromuscular system work together? a. body movement b. organ protection c. pathogen protection d. calcium storage

A

which of the following is an example of a long bone? a. tibia b. rib c. skull d. pelvis

A

which of the following is an example of an ionic compound? a. NaCl b. CO c. C6H12O6 d. H2O

A

which of the following is the nonspecific barrier of the immune system? a. mucus b. antibodies c. interferons d. B cells

A

which of the following is where melanocytes are found? a. epidermis b. dermis c. hypodermis d. sebaceous glands

A

which of the following parts of the endocrine system can be found in the brain? a. hypothalamus b. parathyroid c. adernal d. pancreas

A

which of the following substances describes the fluid that contains water, urea, and salts that is released through the urethra? a.urine b. filtrate c. blood d. nephron

A

which of the following terms refers to the partially digested food leaving the stomach? a. chyme b. pepsin c. bolus d. lactase

A

a cut reaches the sebaceous glands and hair follicles. this cut has reached which layer of the skin? a. epidermis only b. epidermis and dermis c. hypodermis and dermis d. hypodermis and epidermis

B

during inhalation, where would you expect to find a higher concentration of oxygen? a. in the capillaries b. in the alveolar air space c. in the pulmonary artery d. in the heart

B

in which of the following body structures are white blood cells produced? a. muscle b. bone c. glands d. skin

B

where does blood flow next after being oxygenated in the lungs? a. pulmonary artery b. pulmonary vein c. inferior vena cava d. aorta

B

which of the following blood vessels carries deoxygenated blood from the heart to the lungs? a. pulmonary vein b. pulmonary artery c. aorta d. vena cava

B

which of the following instruments would most accurately measure 0.1 mL of a liquid? a. a 50 mL beaker b. a micropipette c. a graduated cylinder d. an Erlenmeyer flask

B

which of the following parts of the genitourinary system regulates the blood pressure? a. ureter b. renin c. bladder sphincters d. heart

B

which of the following statements best describes the subatomic particles that make up an atom? a. protons and electrons are about the same size and are found in the nucleus b. protons and neutrons have about the same mass and can be found in the nucleus c. electrons are found in the nucleus and make up most of the mass of an atom d. protons are the only particles with mass and can be found in the nucleus

B

which of the following terms is used to describe the amount of air in normal inhalation or exhalation? a. perfusion b. tidal volume c. ventilation d. residual volume

B

which of the following would result from a decrease in body temperature? a. blood vessels near the surface of the body would dilate b. blood vessels near the surface of the body would constrict c. sebaceous glands would excrete water d. cheeks would become more flushed

B

which structure connects the throat to the lungs? a. alveoli b. trachea c. bronchi d. surfactant

B

which structure is where female gametes are produced? a. cervix b. ovary c. fallopian tube d. uterus

B

The first substance is less dense because it has less mass in the same amount of volume

Best explains density of substances ?

what is the name for the hormone responsible for male secondary sex characteristics? a. luteinizing b. estrogen c. testosterone d. follicle- stimulating

C

which of the following cell structures contain cristae? a. DNA b. smooth endoplasmic reticulum c. mitochondria d. peroxisomes

C

which of the following is classified as a carbohydrate? a. DNA b. endorphin c. glycogen d. amylase

C

which of the following structures releases insulin and glucagon? a. adrenal b. hypothalamus c. pancreas d. pituitary

C

in which of the following actions is the autonomic nervous system engaged? a. lifting weights b. holding your breath c. walking d. digestion

D

which of the following best describes the relationship between chromosomes and genes? a. each gene forms its own chromosome b. each chromosome contains a single gene c. each gene contains a specific number of chromosomes d. each chromosome contains a specific number of genes

D

which of the following diseases is caused by a virus that infects T cells? a. allergies b. asthma c. auto immune d. acquired immune deficiency syndrome (AIDS)

D

which of the following is a result of the adrenal gland releasing epinephrine into the blood? a. weight gain b. increased muscle growth c. breakdown of glycogen d. increase in heart rate

D

which of the following structures is medial to the large intestine? a. stomach b. pancreas c. liver d. small intestine

D

which of the following structures stores waste before it is released from the body? a. kidney b. urethra c. ureters d. urinary bladder

D

which type cell helps protect against disease? a. hemoglobin b. stem c. erythocyte d. leukocyte

D

which type of tissue would you find in the heart? a. skeletal muscle b. striated muscle c. smooth muscle d. cardiac muscle

D

Based on the data, daphnia that are given too much caffeine may die. Which of the following experimental practices would strengthen the conclusion made about daphnia and caffeine ?

Experimenter should test each condition more than once

Daphnia given too much caffeine may die

Logical cause and effect of caffeine on daphnia

As heat is added the forces holding the particles together are breaking, changing the state

What is happening ?

Hypotheses supported by the data

When given caffeine, daphnia increase their heart rate