ATI TEAS 7 Test Science Questions 2025

An organism with chloroplasts in its cells is probably A. heterotroph B. autotroph C. herbivore D. primary consumer - B. autotroph What property of water allows someone to fill a gas slightly above the rim without the water flowing over? A. Specific gravity B. Capillarity C. Opacity D. Surface tension - D. Surface tension The spaces between neurons are called A. Synapses B. Dendrites C. Interneurons D. Cell gaps - A. Synapses Which group of chemicals is not normally found in most living things? A. Carbohydrates B. Proteins C. Silicates D. Nucleic acids - C. Silicates The alimentary canal is associated with the A. Spinal cord B. Digestive system C. Urinary tract D. Birth canal - B. Digestive system The numerous villi in the small intestine serve to A. Secrete enzymes for digestion B. Absorb water from dissolved foods C. Secrete hydrochloric acid to dissolve food D. Provide greater surface for absorption - D. Provide greater surface for absorption As light passes obliquely from air to water it is bent. The bending is called A. Diffraction B. Reflection C. Re-fraction D. Dispersion - C. Re-fraction Which of the following organelles not involved in protein synthesis? A. Ribosome B. Mitochondrion C. Rough endoplasmic reticulum D. Nucleus - D. Nucleus To be absorbed by cells proteins must be changed to A. Amino acids B. Sucrose C. Fatty acids D. Glycerol - A. Amino acids A neuron that transmits impulses from the receptors to the spinal cord is called A. Motor neuron B. Associative Noorhan C. Sensory neuron D. Interneuron - C. Sensory neuron Which group of organisms help prevent the accumulation of organic waste in nature? A. Rabbits B. Mosses C. Bacteria D. Ferns - C. Bacteria As the eardrum is made to vibrate more rapidly, the sound is perceived as A. Louder in intensity B. Softer in intensity C. Higher in pitch D. Lower in pitch - C. Higher in pitchy In a field of pure white asters, a grower noticed a single blue aster how could the grower test whether this change affected the gamete-producing cells of the plants? A. Self pollinate the flowers, and plant the resulting seed B. Examine the blue petals under an electronic microscope C. Perform a chemical analysis to find the nature of the blue pigment D. Perform vegetative propagation on the cutting of the plant - A. Self pollinate the flowers, and plant the resulting seed A human egg will develop into a female if it is fertilized by sperm containing A. An X chromosome B. A Y chromosome C. XY chromosome D. XXY chromosome - A. An X chromosome In a food chain involving grass, grasshoppers, birds, and mammals, the original source of energy is A. Glucose B. Sunlight C. Chlorophyll D. ATP - B. Sunlight Which of these foods is a good source of protein? A. Nuts B. Cooked oatmeal C. Honey D. Raisins - A. Nuts When oxygen goes from air in the lungs into the blood, it is done so by A. Catalysis B. Diffusion C. Active transport D. Osmosis - B. Diffusion Which of these formulas represents an alcohol? A. C2H5OC2H5 B. C3H8 C. CH3COOH D. C2H5OH - D. C2H5OH If a car's rate of change of velocity is negative, the car is A. Speeding up B. Maintaining a constant speed C. Slowing down D. Stopped - C. Slowing down Binary fission in a paramecia and budding in the cells are examples of A. Asexual reproduction only B. Sexual reproduction only C. Spontaneous generation and sexual reproduction D. Both sexual and asexual reproduction - A. Asexual reproduction only Certain seaweeds accumulate iodine in a concentration as much as 1 million times greater than that of the surrounding ocean. How much this intake be accomplished? A. Osmosis B. Diffusion C. Active transport D. Passive transport - C. Active transport Hydrogen can be prepared in the laboratory by combining Zn and HCl. In the resulting reaction, the metallic zinc A. Is changed to another element B. Reacts with the water the acid C. Replaces the combined hydrogen in the acid D. Serves as a catalyst - C. Replaces the combined hydrogen in the acid Which of the following organisms has a nutritive process most similar to that of animals? A. Seaweed B. Oak tree C. Grass D. Bread mould - D. Bread mould The solubility of a solid in a liquid generally increases with A. An increase in temperature B. An increase in pressure C. A decrease in temperature D. A decrease in pressure - A. An increase in temperature Which of these substances has the highest boiling point? A. Ether B. Ethanol C. Water D. Glyceryl - C. Water In humans, if the diaphragm is pushed upward, there is a decrease in chest volume. This decrease is followed by A. An increase in pressure in the chest cavity and inhalation B. An increase in pressure in the chest cavity and exhalation C. A decrease in pressure in the chest cavity and inhalation D. A decrease in pressure in the chest cavity and exhalation - B. An increase in pressure in the chest cavity and exhalation Which of these biological processes include other three? A. Cell respiration B. Krebs cycle C. Electron transport chain D. Anaerobic splitting of glucose - A. Cell respiration