prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
Almost all vascular plants have mycorrhizae and rely on their fungal partners for what?
A. respiration
B. nutrients
C. air
D. sunlight
Answer: | B | sciq |
What occurs when there is a sudden and large falling of rocks down a slope?
A. avalanche
B. earthquake
C. landslide
D. tsunami
Answer: | C | sciq |
What are gymnosperms lacking compared to most angiosperms?
A. vessel elements
B. use elements
C. vascular elements
D. muscle elements
Answer: | A | sciq |
Calculations are described showing conversions between molar mass and what for gases?
A. length
B. density
C. volume
D. weight
Answer: | B | sciq |
What sudden ground movement is caused by the sudden release of the energy stored in rocks, which is transmitted in seismic waves?
A. quicksand
B. eruption
C. sandstorm
D. earthquake
Answer: | D | sciq |
What is the name for the cooler, darker areas on the sun’s surface?
A. sunspots
B. aurora borealis
C. corona
D. anomalies
Answer: | A | sciq |
Plants need sunlight for what process?
A. metamorphosis
B. glycolysis
C. photosynthesis
D. cyclogenesis
Answer: | C | sciq |
The vast majority of what phenomena occurs along one of three types of plate boundaries?
A. tornados
B. earthquake
C. hurricane
D. volcanoes
Answer: | B | sciq |
What weather events move with the prevailing winds and originate in the trade winds in the northern hemisphere?
A. hurricanes
B. tsunamis
C. earthquakes
D. droughts
Answer: | A | sciq |
What is the name for the male reproductive organs or gonads?
A. testes
B. nucleus
C. ovaries
D. anus
Answer: | A | sciq |
What glands in the breast secrete milk?
A. adrenal glands
B. primordial glands
C. mammary glands
D. fetal glands
Answer: | C | sciq |
Sutures, gomphoses, and syndesmoses are types of what, which are found where adjacent bones are strongly united by connective tissue?
A. metallic joints
B. cartilage
C. ligaments
D. fibrous joints
Answer: | D | sciq |
Heat, electricity, or light might provide what necessary input to the process of decomposition?
A. food
B. energy
C. source
D. material
Answer: | B | sciq |
What is made up of a watery substance called cytosol and contains other cell structures such as ribosomes?
A. cytoplasm
B. cytoskeleton
C. rna
D. plasma
Answer: | A | sciq |
What type of energy is required in all chemical reactions?
A. activation
B. conduction
C. function
D. solar
Answer: | A | sciq |
What type of image is formed when light rays diverge in front of a mirror?
A. fake
B. virtual
C. reversed
D. large
Answer: | B | sciq |
What is the condition of a plant in which the fluid in a cell exerts a pressure against the cell wall?
A. turgor
B. tumor
C. constriction
D. hydration
Answer: | A | sciq |
What phenomenon, crucial for evolution, creates new genetic variation in a gene pool and is how all new alleles first arise?
A. radiation
B. natural selection
C. mutation
D. adaptation
Answer: | C | sciq |
What is the name of the stage of life when a child becomes sexually mature?
A. puberty
B. adulthood
C. reproductive stage
D. pre-adolescence
Answer: | A | sciq |
A man made lake is known as what?
A. resevoirs
B. Lake
C. Pond
D. Lagoon
Answer: | A | sciq |
Alchemy helped improve the study of metallurgy and the extraction of metals from what?
A. water
B. wood
C. air
D. ores
Answer: | D | sciq |
What are the two types of vascular tissues?
A. ectoderm and phloem
B. epidermis and phloem
C. ganglia and phloem
D. xylem and phloem
Answer: | D | sciq |
The spinal cord develops, cells making up the wall of the neural tube proliferate and differentiate into what?
A. neurons and glia
B. jelly and glia
C. muscles and glia
D. membrane and glia
Answer: | A | sciq |
Eventually the parent cell will pinch apart to form two identical types of what cells?
A. brother cells
B. father cells
C. daughter cells
D. son cells
Answer: | C | sciq |
The body cells cannot use insulin properly in which type of diabetes?
A. type 3 diabates
B. type 2 diabetes
C. type 4 diabetes
D. type 1 diabetes
Answer: | B | sciq |
Birds belong to a group of diapsids called the what?
A. aviators
B. conifers
C. archosaurs
D. mammals
Answer: | C | sciq |
How many limbs to birds have?
A. four
B. ten
C. five
D. six
Answer: | A | sciq |
Planes fly in what layer of the atmosphere because there is less friction and turbulence?
A. mesosphere
B. crust
C. ozone layer
D. stratosphere
Answer: | D | sciq |
What is a group of similar ecosystems with the same general abiotic factors and primary producers?
A. family
B. biome
C. ecoregion
D. taxon
Answer: | B | sciq |
Interferons are produced in virally infected cells and cause them to secrete signals for surrounding cells to make what?
A. antiviral proteins
B. overwhelm proteins
C. resist proteins
D. Raising Proteins
Answer: | A | sciq |
What slow process is required for formation of soil?
A. leaching
B. fossilization
C. digestion
D. weathering
Answer: | D | sciq |
What is defined as superheated gas with a positive electrical charge?
A. plasma
B. supernova
C. greenhouse gas
D. ion
Answer: | A | sciq |
Materials, such as iron, that exhibit strong magnetic effects are labeled what?
A. paramagnetic
B. ferromagnetic
C. superconducting
D. ultramagnetic
Answer: | B | sciq |
Like birds, most other reptiles excrete their nitrogenous wastes as what acid?
A. uric
B. sulphuric
C. hydrochloric
D. lactic
Answer: | A | sciq |
The two main fundamental particles that make up neutrons are quarks and what else?
A. gluons
B. leptons
C. atoms
D. prions
Answer: | A | sciq |
Birds have evolved a respiratory system that enables them to fly. flying is a high-energy process and requires a lot of this?
A. oxygen
B. weight
C. adaptation
D. nitrogen
Answer: | A | sciq |
Lysosomes have what type of enzymes that break down old molecules into parts that can be recycled?
A. bacterial
B. corrosive
C. probiotics
D. digestive
Answer: | D | sciq |
The breasts contain what to give milk to feed a baby?
A. primordial glands
B. fetal glands
C. mammary glands
D. sebaceous glands
Answer: | C | sciq |
What form when water vapor condenses in the air around specs of matter?
A. clouds
B. condensation
C. humidity
D. storms
Answer: | A | sciq |
All other forms of life, including plants and animals, are composed of what kind of cells?
A. eukaryotic
B. bacterial
C. cytoplasmic
D. synthetic
Answer: | A | sciq |
A mycorrhiza refers to what kind of relationship between a fungus and the roots of a plant?
A. predator-prey
B. semantic
C. symbiotic
D. familial
Answer: | C | sciq |
What is earth's main source of energy?
A. the core
B. the sun
C. the atmosphere
D. the moon
Answer: | B | sciq |
Kirchhoff’s second rule (the loop rule) is an application of conservation of what?
A. mineral
B. heating
C. Rock
D. energy
Answer: | D | sciq |
Evolution over a short period of time at the level of the population is called what?
A. microevolution
B. macroevolution
C. grammaticalization
D. redistributions
Answer: | A | sciq |
When water is heated by magma and makes it's way to the surface what is created?
A. eruption
B. trough
C. geyser
D. volcanic
Answer: | C | sciq |
The mechanical and digestive processes have one goal: to convert food into molecules small enough to be absorbed by the epithelial cells of what?
A. intestinal villi
B. bile ducts
C. stomach cilia
D. alveoli
Answer: | A | sciq |
Influenza virus is packaged in a viral envelope, which fuses with the what?
A. bacteria
B. nucleus
C. plasma membrane
D. cell wall
Answer: | C | sciq |
A desert is a type of what community in an ecosystem?
A. colony
B. biome
C. culture
D. population
Answer: | B | sciq |
What are the two types of properties that matter has?
A. nature and purpose
B. size and shape
C. composition and weight
D. physical and chemical
Answer: | D | sciq |
What is the hormone produced in high-stress situations?
A. testosterone
B. thyroxine
C. somatostatin
D. adrenalin
Answer: | D | sciq |
What type of reaction causes two substances to combine to make a single substance?
A. spontaneous mutation
B. composition reaction
C. metabolism
D. component reaction
Answer: | B | sciq |
Hay fever is actually an allergy to what substance, vital to plant reproduction?
A. pollen
B. grass
C. fungi
D. nitrogen
Answer: | A | sciq |
Endotherms are warmed mostly by heat generated by what?
A. metabolism
B. the sun
C. movement
D. electricity
Answer: | A | sciq |
If a ball is released from rest when air resistance is negligible, velocity is seen to increase linearly, while what related property is a constant?
A. density
B. time
C. speed
D. acceleration
Answer: | D | sciq |
What term is used to describe the ability of matter to burn?
A. permeability
B. volatility
C. flammability
D. reactivity
Answer: | C | sciq |
What is the evolutionary history of group of related organisms
A. iteration
B. phylogeny
C. substructure
D. history
Answer: | B | sciq |
What forms a ketone when oxidized?
A. carbolic acid
B. secondary alcohol
C. aldehyde
D. enzyme
Answer: | B | sciq |
What is the energy that flows as a result of a difference in temperature?
A. magnetism
B. heat
C. electricity
D. polarity
Answer: | B | sciq |
Exposure to toxins is most damaging during weeks 4 through 8 of the embryonic stage due to development of what during this period?
A. samples
B. faith
C. pain
D. organs
Answer: | D | sciq |
What evolutionary process may affect the distribution of a polygenic trait?
A. natural selection
B. characteristic selection
C. artificial selection
D. flow selection
Answer: | A | sciq |
What type of force exists between two touching surfaces?
A. friction
B. tension
C. opposing
D. centrifugal
Answer: | A | sciq |
A short reflex is completely what and only involves the local integration of sensory input with motor output?
A. physiological
B. neuronal
C. central
D. peripheral
Answer: | D | sciq |
The urea cycle, a set of biochemical reactions that produces urea from ammonium ions to prevent toxicity, occurs to some extent in the kidney, but primarily in what organ?
A. liver
B. colon
C. skin
D. spleen
Answer: | A | sciq |
Cellular respiration is the reverse or opposite of what?
A. photosynthesis
B. glycolysis
C. spermatogenesis
D. reproduction
Answer: | A | sciq |
What force pulls object downwards to the earth?
A. motion
B. gravity
C. momentum
D. kinetic energy
Answer: | B | sciq |
How does deeper material cause convection in the mantle?
A. sinks then rises
B. rises then sinks
C. folds
D. remains stable
Answer: | B | sciq |
From what did the first proto-oncogenes arise?
A. bacteria
B. viral infections
C. spores
D. carcinogens
Answer: | B | sciq |
What material used for helium-filled balloons is dense, strong and opaque, with a high molecular mass that forms films that have many fewer pores than rubber?
A. cellophane
B. mylar
C. foil
D. fiberglass
Answer: | B | sciq |
What do erythrocytes carry and deliver to tissues in the body?
A. Helium
B. oxygen
C. oxide
D. carbon
Answer: | B | sciq |
How many neutrons do 99% of carbon atoms have?
A. six
B. five
C. sixteen
D. eight
Answer: | A | sciq |
What are the two metals within a battery called?
A. anode and a cathode
B. anode and diode
C. sheath and a cathode
D. anode and sheath
Answer: | A | sciq |
What is one thing that can not happen to energy?
A. it cannot increase
B. it cannot stay the same
C. it cannot decrease
D. it can not be destroyed
Answer: | D | sciq |
Where do most biochemical reactions take place?
A. within cells
B. upper atmosphere
C. outside of cells
D. stomach
Answer: | A | sciq |
The ends of linear chromosomes are maintained by the action of which enzyme?
A. pepsin
B. cytokine
C. insulin
D. telomerase
Answer: | D | sciq |
Through which process does water from the oceans enter the atmosphere?
A. perspiration
B. evaporation
C. absorption
D. oxidation
Answer: | B | sciq |
In what type of process does heat flow into its surroundings and cause an increase in kinetic energy?
A. biochemical process
B. oscillating process
C. exothermic process
D. chemical process
Answer: | C | sciq |
Prokaryotic organisms, like bacteria, reproduce through what process, where they grow and divide in half?
A. singular fission
B. binary fission
C. multiple fission
D. symbiotic fission
Answer: | B | sciq |
Displacement is a vector quantity, which means it has both direction and what else?
A. magnitude
B. radiation
C. waves
D. rate
Answer: | A | sciq |
Waste leaves the body in the form of what?
A. stomach acid
B. feces
C. saliva
D. impurities
Answer: | B | sciq |
What process can occur when atoms are exposed to high levels of radiation or when atoms transfer electrons to or from other atoms?
A. fusion
B. diffusion
C. ionization
D. oxidation
Answer: | C | sciq |
Who should an obese person with an eating disorder seek for help?
A. body builder
B. social worker
C. psychiatrist
D. health professional
Answer: | D | sciq |
The period of life between the start of puberty and the beginning of adulthood is called?
A. prenatal
B. youth
C. old age
D. adolescence
Answer: | D | sciq |
What element once commonly used in paint and gasoline has now been found to have dangerous effects?
A. plastic
B. niacin
C. lead
D. chromium
Answer: | C | sciq |
What can happen spontaneously or as a result of mutagens in the environment?
A. mutations
B. combustion
C. traits
D. lesions
Answer: | A | sciq |
Abnormally high activity or low activity of the parathyroid gland can cause disorders related to levels of what bone mineral?
A. potassium
B. calcium
C. collagen
D. magnesium
Answer: | B | sciq |
Unlike other tetrapod vertebrates (reptiles, birds, and mammals), amphibians do not produce what type of eggs?
A. prokaryotic
B. epithelial
C. umbilical
D. amniotic
Answer: | D | sciq |
What is the name for an underground layer of rock that is saturated with groundwater?
A. aqueous cavity
B. aquifer
C. artesian well
D. gradient
Answer: | B | sciq |
What are prepared by the oxidation of secondary alcohols?
A. more alcohol
B. protons
C. ketones
D. ions
Answer: | C | sciq |
Saturated and unsaturated are the two main kinds of what?
A. sugars
B. fats
C. polymers
D. acids
Answer: | B | sciq |
Most reptiles lay what kind of eggs?
A. roe
B. hard-shelled
C. umbilical
D. amniotic
Answer: | D | sciq |
Sulfur can combine with oxygen to produce what?
A. sulfur bioxide
B. sulfur dioxide
C. sulfur oxide
D. sulfur trioxide
Answer: | D | sciq |
The nitrogen that enters living systems by nitrogen fixation is successively converted from organic nitrogen back into nitrogen gas by what?
A. viruses
B. pollen
C. bacteria
D. algae
Answer: | C | sciq |
What term describes the amount of solute in a given amount of solution?
A. cloudiness
B. concentration
C. temperature
D. density
Answer: | B | sciq |
Which process helps absorptive protists absorb food molecules across their cell membranes?
A. secretion
B. metabolism
C. diffusion
D. activation
Answer: | C | sciq |
When matter recycles and changes state what does it gain or lose by doing so?
A. density
B. energy
C. fuel
D. volume
Answer: | B | sciq |
Where does oxygen enter the blood?
A. in the liver
B. in the veins
C. in the heart
D. in the lungs
Answer: | D | sciq |
What kind of compounds change color when bases come into contact with them, so they can be used to detect bases?
A. indicators
B. parameters
C. liquid
D. metals
Answer: | A | sciq |
Concentric circles that spread out through the water around the droplets are actually types of what moving through the water?
A. winds
B. lines
C. waves
D. troughs
Answer: | C | sciq |
The smallest units of matter that retain the unique properties of an element are known as what?
A. protons
B. molecules
C. neutrons
D. atoms
Answer: | D | sciq |
What is a process that changes some chemical substances into other chemical substances?
A. a chemical reaction
B. a bio reaction
C. cellular respiration
D. spontaneous mutation
Answer: | A | sciq |
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