prompt stringlengths 51 646 | completion stringclasses 8 values | source stringclasses 3 values |
|---|---|---|
In frequency, the larger the air column, the larger the what?
A. absorption
B. mass
C. wavelength
D. gravity
Answer: | C | sciq |
Subducting plate and epicenter are terms related to what phenomenon?
A. tidal wave
B. earthquake
C. eruption
D. hurricane
Answer: | B | sciq |
What is the process by which organisms break down chemicals to make food energy?
A. electrolysis
B. chemosynthesis
C. gametogenesis
D. excretion
Answer: | B | sciq |
What is the term for an organism’s underlying genetic makeup, consisting of both the physically visible and the non-expressed alleles?
A. divergency
B. trait map
C. phenotype
D. genotype
Answer: | D | sciq |
Which organ is a wide tube connecting the small intestine with the anus?
A. jejunum
B. stomach
C. large intestine
D. rectum
Answer: | C | sciq |
What is produced when sulfur and oxygen combine?
A. sulfur oxides
B. treatment oxides
C. Solid oxides
D. ethanol oxides
Answer: | A | sciq |
Plant cells divide into two equal halves during what process?
A. cytokinesis
B. death
C. mitosis
D. prokaryotes
Answer: | C | sciq |
What is the type of succession that happens after the destruction of a habitat?
A. secondary succession
B. primary succession
C. typical succession
D. tertiary succession
Answer: | A | sciq |
The name of a monatomic cation is simply the name of the element followed by this word?
A. laser
B. bond
C. ion
D. amine
Answer: | C | sciq |
What is an extremely severe food allergy reaction?
A. lymphocytes
B. sepsis
C. apoptosis
D. anaphylaxis
Answer: | D | sciq |
What do you call the formation of a water vapor pocket?
A. conduction
B. precipitation
C. cavitation
D. coagulation
Answer: | C | sciq |
Internal body fluids link exchange surfaces to what else?
A. ligaments
B. body cells
C. organs
D. tissue
Answer: | B | sciq |
What magnetism is produced by electricity?
A. diffusion
B. Charges
C. electromagnetism
D. excitation
Answer: | C | sciq |
What is a type of plant tissue consisting of undifferentiated cells that can continue to divide and differentiate?
A. meristem
B. ganglion
C. cambium
D. epidermis
Answer: | A | sciq |
What bonds form because they give atoms a more stable arrangement of electrons?
A. Ionic bond
B. Hydrogen bond
C. Polar bond
D. covalent
Answer: | D | sciq |
What is the common abbreviation for noting the rhesus blood type?
A. AB
B. RNA
C. rh
D. h2
Answer: | C | sciq |
Coral reefs are a type of what large community and have the highest biodiversity on earth?
A. taxon
B. order
C. phylum
D. biome
Answer: | D | sciq |
What large organelle comprised of cup-shaped discs is found close to the nucleus of the cell, where it modifies proteins that have been delivered in transport vesicles?
A. ribosome
B. mitochondria
C. golgi apparatus
D. chloroplast
Answer: | C | sciq |
The penis, testes and epididymes are structures in what male anatomical system?
A. immune
B. endocrine
C. protective
D. reproductive
Answer: | D | sciq |
When waves are reflected at the same angle, what is it called?
A. angle of reflection
B. refraction
C. field of view
D. phenomenon of reflection
Answer: | A | sciq |
What us state leads all states in producing geothermal energy?
A. california
B. Texas
C. nevada
D. virginia
Answer: | A | sciq |
Sexual signaling molecules released by fungi are known as what?
A. pheromones
B. hormones
C. vibrations
D. sperm
Answer: | A | sciq |
Which energy is momentarily stored in tendons after each leap provides a boost for the next leap?
A. alternating
B. thermal
C. magnetic
D. kinetic
Answer: | D | sciq |
What is the name for a simple machine that consists of two inclined planes?
A. lever
B. wedge
C. slope
D. pulley
Answer: | B | sciq |
Each gamete will have one copy of each chromosome following which process involving cell division?
A. genomes
B. mutations
C. osmosis
D. meiosis
Answer: | D | sciq |
Where do most skin structures originate in?
A. dermis
B. epidermis
C. hypodermis
D. cuticle
Answer: | A | sciq |
What are the primary producers in the ocean?
A. zooplankton
B. algea
C. fish
D. phytoplankton
Answer: | D | sciq |
Chemists use simple diagrams to show an atom’s valence electrons and how they do what?
A. bond
B. escape
C. transfer
D. react
Answer: | C | sciq |
Soil erosion is a natural process, but what can increase it unnaturally?
A. human preservation
B. volcanic eruption
C. animal activies
D. human activities
Answer: | D | sciq |
Which part of the reproductive process only contributes one set of chromosomes?
A. egg
B. sperm
C. ovum
D. plasma
Answer: | B | sciq |
What do you call different organs working together?
A. organ systems
B. maturation systems
C. cellular system
D. endocrine system
Answer: | A | sciq |
A machine is any device that makes work easier by doing what?
A. moving things
B. removing barriers
C. changing a force
D. changing molecules
Answer: | C | sciq |
When electricity is passed through solid sodium it changes into what and gives off light?
A. plasma
B. hydrocarbons
C. liquids
D. gas
Answer: | D | sciq |
What type of plant makes up nearly all plant species?
A. microbes
B. gymnosperms
C. fungus
D. angiosperms
Answer: | D | sciq |
Prokaryotic cells have what structure outside their plasma membrane?
A. cell wall
B. plasma wall
C. sodium channel
D. cell membrane
Answer: | A | sciq |
The hemolymph and body cells exchange chemicals within what body part?
A. the heart
B. the sinuses
C. the gums
D. the lungs
Answer: | B | sciq |
Types of compounds include covalent and which other compounds?
A. solvent
B. ionic
C. reactant
D. soluble
Answer: | B | sciq |
Animals can transport what waste material in the circulatory system and store it safely at high concentrations?
A. carbon
B. proteins
C. urea
D. phosphorus
Answer: | C | sciq |
What can happen if there is a blockage in circulation to the brain?
A. automation
B. stroke
C. memory
D. hydration
Answer: | B | sciq |
The high points of a transverse wave are called what?
A. ridges
B. valleys
C. crests
D. points
Answer: | C | sciq |
Besides greenland, where are the earth's largest ice sheets found?
A. Europe
B. Asia
C. North America
D. antarctica
Answer: | D | sciq |
What kind of path does the energy of an electromagnetic wave take?
A. circuitous
B. elliptical
C. fluctuating
D. straight line
Answer: | D | sciq |
The direct conversion of a solid to a gas, without an intervening liquid phase, is called what?
A. isolation
B. insertion
C. amplification
D. sublimation
Answer: | D | sciq |
Amino acids are the building blocks of what macromolecules?
A. sugars
B. proteins
C. lipids
D. carbohydrates
Answer: | B | sciq |
What force opposes a motion of a moving body? for example a car breaking on a road.
A. tension
B. vibration
C. friction
D. thermal
Answer: | C | sciq |
The pain of angina means the heart muscle fibers need more what?
A. water
B. oxygen
C. nitrogen
D. carbon
Answer: | B | sciq |
Acids and bases are important in living things because what proteins typically can perform their job only at a certain level of acidity?
A. enzymes
B. vitamins
C. catalysts
D. hormones
Answer: | A | sciq |
Cellular respiration that proceeds in the presence of oxygen is known as what?
A. anaerobic respiration
B. digestive respiration
C. aerobic respiration
D. kinetic respiration
Answer: | C | sciq |
Electromagnetic radiation behaves like particles as well as what?
A. waves
B. currents
C. fluids
D. points
Answer: | A | sciq |
Claw ends of hammers and flagpole pulleys are examples of simple machines that reverse what?
A. direction of friction
B. direction of force
C. direction of work
D. direction of power
Answer: | B | sciq |
Lipids are also know by what name?
A. acids
B. fats
C. sugars
D. proteins
Answer: | B | sciq |
Roots, stems and leaves are organs commonly found in what?
A. algae
B. animals
C. plants
D. fungi
Answer: | C | sciq |
What type of cells in the body fluids and tissues of most animals specifically interact with and destroy pathogens?
A. White blood cells
B. immune cells
C. Dendritic cells
D. Microglial cells
Answer: | B | sciq |
What makes breathing difficult due to respiratory system disease?
A. slippery air passages
B. weak lungs
C. water in the lungs
D. narrow air passages
Answer: | D | sciq |
What type of cell layer do flatworms have?
A. epidermis
B. endoderm
C. cuticle
D. mesoderm
Answer: | D | sciq |
What gland is located at the base of the brain and secretes the hormone melatonin?
A. thymus
B. thyroid
C. pituitary
D. pineal
Answer: | D | sciq |
What are the most common roundworm parasites of people in the u. s.?
A. hookworms
B. pinworms
C. cutworms
D. leeches
Answer: | B | sciq |
What is the type of landscape that occurs at higher latitudes than deserts, has short grasses and low bushes, and are dry because they are in continental interiors?
A. plains
B. steppe
C. plateau
D. tundra
Answer: | B | sciq |
The existence of (virtual) photons is possible only by virtue of the heisenberg uncertainty principle and can travel an unlimited distance, so the range ofthe electromagnetic for is what?
A. infinite
B. generated
C. finite
D. simple
Answer: | A | sciq |
What is energy that travels in the form of an electromagnetic wave?
A. microwave
B. light
C. sound
D. gravity
Answer: | B | sciq |
What changes water vapor to liquid water?
A. global warming
B. condensation
C. combustion
D. fermentation
Answer: | B | sciq |
What instrument, with a digital readout, is used by scientists to measure very small masses?
A. electronic balance
B. mechanical balance
C. mixed balance
D. common balance
Answer: | A | sciq |
What element is released into the atmosphere by the burning of fossil fuels?
A. oxygen
B. sulfur
C. helium
D. carbon
Answer: | B | sciq |
What type of hydrocarbons contain at least one double or triple bond between carbon atoms?
A. ionic
B. saturated
C. unsaturated
D. catalytic
Answer: | C | sciq |
What is the general name for a wave that travels along the surface of a medium?
A. speed wave
B. light wave
C. surface wave
D. stack wave
Answer: | C | sciq |
Carbohydrates are an important group of biological molecules that includes sugars and these?
A. proteins
B. starches
C. vitamins
D. fats
Answer: | B | sciq |
What types of drugs affect the brain and influence how a person can feel, think, or act?
A. prescription
B. analgesics
C. psychoactive
D. antibiotics
Answer: | C | sciq |
Chemical reactions always involve what?
A. energy
B. physical change
C. fuel
D. heating
Answer: | A | sciq |
An object undergoing circular motion experiences centripetal what?
A. vibration
B. velocity
C. acceleration
D. transmission
Answer: | C | sciq |
What rocks are formed by crystallization of chemical precipitates?
A. chemical sedimentary
B. volcanic
C. layered
D. carbon sedimentary
Answer: | A | sciq |
In some plants, the sporophyte is diploid, while the gametophyte is what?
A. humanoid
B. gametes
C. haploid
D. meiosis
Answer: | C | sciq |
A lipid is one of a highly diverse group of compounds made up mostly of what?
A. nucleic acid
B. hydrocarbons
C. amines
D. proteins
Answer: | B | sciq |
During mitosis what is replicated in the primary spermatocyte?
A. rna
B. mitochondira
C. dna
D. oocyte
Answer: | C | sciq |
What can carry nerve impulses from tissues and organs to the spinal cord and brain?
A. sensory neurons
B. healthy neurons
C. respiratory neurons
D. motor neurons
Answer: | A | sciq |
Chemical equations need to be balanced to satisfy the law of what?
A. conservation of matter
B. speed of matter
C. glow of matter
D. material of matter
Answer: | A | sciq |
Which species in class insecta has three body segments, six jointed legs, and multiple head appendages?
A. arachnid
B. arthropod
C. sauropod
D. mollusc
Answer: | B | sciq |
Whether it's puppies or people, offspring and parents usually share many of what?
A. traits
B. clothes
C. fruits
D. insects
Answer: | A | sciq |
Connected to agriculture, forestry, mining, and urbanization, what is the single biggest cause of extinction today?
A. global warming
B. freshwater loss
C. habitat loss
D. hunting
Answer: | C | sciq |
The hexapoda subphylum includes mainly what type of animal?
A. birds
B. spiders
C. insects
D. mammals
Answer: | C | sciq |
What are living echinoderms divided into five of?
A. clades
B. classifications
C. species
D. sexes
Answer: | A | sciq |
Gases on earth originated from comets and what events?
A. supernovas
B. tides
C. volcanic eruptions
D. black holes
Answer: | C | sciq |
What season is it in the southern hemisphere when it's winter in the northern?
A. autumn
B. Winter
C. Spring
D. summer
Answer: | D | sciq |
What is the name for areas where there is overlap between closely related species?
A. mono zones
B. extinction zones
C. hybrid zones
D. gap zones
Answer: | C | sciq |
By what are skeletal muscles attached to bones?
A. joints
B. veins
C. ligaments
D. tendons
Answer: | D | sciq |
What is the best-known geyser in the world that also faithfully erupts every 90 minutes?
A. old guy
B. old faithful
C. angel falls
D. devil's tongue
Answer: | B | sciq |
What kind of energy constitutes the total kinetic energy of all the atoms that make up an object?
A. atmospheric energy
B. thermal energy
C. phenomena energy
D. kinetic energy
Answer: | B | sciq |
What is the name for birds that live on water like ducks?
A. waterfowl
B. guineafowl
C. landfowl
D. gamefowl
Answer: | A | sciq |
Spores are generally produced through what type of reproduction?
A. asexual
B. hormone
C. sexual
D. similar
Answer: | C | sciq |
What do we call the diffusion of water across a membrane because of a difference in concentration?
A. cell transportation
B. hemostasis
C. electrolysis
D. osmosis
Answer: | D | sciq |
Scientific notation expresses a number as a what, times a power of 10?
A. function
B. fraction
C. coefficient
D. expression
Answer: | C | sciq |
How many valence electrons does a sodium atom have ?
A. one
B. six
C. three
D. two
Answer: | A | sciq |
Within an organism, the cells that give rise to the next generation are known as germ cells, while those that do not (that is, the cells that die when the organism dies) are known as what cells?
A. neural
B. xylem
C. cloning
D. somatic
Answer: | D | sciq |
An external opening in the what of amphibians allows wastes and gametes to exit the body?
A. anus
B. cloaca
C. oral cavity
D. urethra
Answer: | B | sciq |
What kind of scientists measure percentages of sand, silt, and clay?
A. soil scientists
B. amount scientists
C. texture scientists
D. petro scientists
Answer: | A | sciq |
What hormone affects developent and maturation in animals?
A. dopamine
B. thyroid
C. insulin
D. melatonin
Answer: | B | sciq |
The three types of mammals are characterized by their method of what?
A. pattern
B. specializaiton
C. reproduction
D. differentiation
Answer: | C | sciq |
What planet has the most volcanoes?
A. venus
B. Mars
C. uranus
D. Earth
Answer: | A | sciq |
Gene duplications that are able to persist over many generations without causing too much harm to an organism or species can lead to what?
A. characteristics
B. permutations
C. mutations
D. parasites
Answer: | C | sciq |
What keeps earth in orbit around the sun?
A. gravity
B. momentum
C. motion
D. energy
Answer: | A | sciq |
The work-energy theorem states that the net work on a system equals the change in what type of energy?
A. residual energy
B. kinetic energy
C. binary energy
D. new energy
Answer: | B | sciq |
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