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Test your basic knowledge |
CSET Subject 2: Science
Start Test
Study First
Subjects
:
cset
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Converts energy from food to energy the cell can use
Atomic Mass
the hierarchy within an ecosystem
Mitochondria
Geotropism
2. States that all of the Earth's continents at one time were joined as a single 'super - continent' called Pangaea. Over time - the continents drifted apart.
Convection
major fault types
shape of the Milky Way
Theory of Plate Tectonics
3. Energy changes forms but is not created or destroyed.
The Law of Conservation of Energy states that
Half life
Hertzsprung - Russel diagram (HRD) of spectral class
Neap tides
4. The amount of matter that makes up an atom. You can estimate an atom's atomic mass by adding up the total number of protons and neutrons.
the stages of mitosis?
Temperature
Mutualism
Atomic Mass
5. Is the smallest unit of an element that still has the properties of that element.
Theory of Plate Tectonics
Conduction
Waves
Atom
6. Begin as huge clouds of dust and other particles called nebulas.
Phototropism
Ion
Stars
Galaxies
7. Phase where spindle grows and which cuts the cell
major fault types
Metaphase
Quantum Theory states that
Weathering
8. The time required by half the atoms of a particular substance to disintegrate
energy
Spring tides
Half life
Waves
9. Grain like organelles that produce proteins
Ribosomes
Carbon 14
Parasitism
Geotropism
10. Subatomic particles including: 1. protons 2. neutrons 3. electrons
Law of Reciprocal Actions
Temperature
Atom composition
Law of Acceleration
11. As pressure increases volume decreases
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12. Deoxyribonucleic acid
50000
DNA
Mitochondria
Tides
13. Has the same number of protons and neutrons
Meiosis
A balanced atom
Geotropism
Mitochondria
14. Are caused by the gravitational pull of the Moon and the Sun on the Earth.
energy
Stars
Tides
Boyle's Law
15. The point around which a lever rotates
An atom with an imbalance charge
Isotope
Fulcrum
Chemical Change
16. Angiosperms
Protostar
Osmosis
Flowering plants
Law of Inertia
17. Has a pair of chromosomes
wedge
Potential energy is
Flowering plants
Diploid cell
18. When the Moon or the Sun are pulling at perpendicular angles we get less extreme tides.
Physical Change
Displacement
Compound
Neap tides
19. A fairly typical main sequence star.
The Law of Conservation of Energy states that
Nucleus
Sun (on HRD)
Neutrons
20. One member benefits - the other is unaffected.
Ionic Bonds
Commensalism
50000
factors that cause a substance to change state
21. C14 dating only works on organisms that died less than _____ years ago.
pH
50000
Half life
Catalyst
22. Forms the key building block at an atomic level.
An atom with an imbalance charge
Carbon
Charles' Law
Seasons
23. Occurs when heat is transferred due to fast moving atoms and molecules colliding with slower ones in a neighboring region.
Conduction
Metaphase
Natural selection
Theory of Plate Tectonics
24. 1. puzzle piece argument 2. sea floor spreading 3. fossil records
life cycle of a frog
evidences for continental drift
On the Periodic Table chemical properties are loosely organized by
Charles' Law
25. Matter and energy have the properties of both particles and waves
Covalent Bonds
Quantum Theory states that
Neutrons
Temperature
26. Is the measure of the presence of hydrogen ions in a substance.
DNA
Krebb Cycle
Phototropism
pH
27. Occur because the shadow of the Earth or the Moon is cast onto the other body.
eclipses
Isotope
Male sex organ on a flower
Stars
28. Is the process of storing energy through photosynthesis and later releasing it through respiration.
Conduction
Ion
Atom
Krebb Cycle
29. That matter cannot be created or destroyed; it simply changes form.
Theory of Plate Tectonics
Carbon 14
The law of Conservation of Matter
Cytoplasm
30. Energy in motion
Cell membrane
Meiosis
Conduction
Kinetic energy is
31. Occurs when heat is transmitted in the form of electromagnetic waves.
Covalent Bonds
shape of the Milky Way
Radiation
Potential energy is
32. Thin - flexible barrier around a cell; regulates what enters and leaves the cell
Osmosis
How atomic particles on the Periodic Table are organized:
Stars
Cell membrane
33. Unless an object is moving in a vacuum - the object causes...
Mitochondria
Waves
Krebb Cycle
Displacement
34. Both members of a symbiotic relationship benefit
DNA
Cell wall
Experimental group
Mutualism
35. A group which resembles the experimental group in all other ways - but on which the hypothesis is not tested. In some clinical trials the control group is given a placebo.
Displacement
Control group
Stars
Potential energy is
36. Causes beneficial traits to be propagated and detrimental traits to be eliminated.
Protons
Galaxies
Natural selection
Conduction
37. 1. neutral charge 2. located in the nucleus 3. mass is 1 AMU
Neutrons
Parasitism
Temperature
Mitosis
38. An isotope created in the earth's atmosphere by cosmic rays. All living things absorb carbon 14. When they die absorption stops and the organism's existing C14 begins to radioactively decay back to C12.
Carbon 14
Ribosomes
Unlike temperature - the amount of thermal energy depends on
Darwin's Theory of Evolution
39. The types of organisms an ecosystem can support is primarily determined by the amount of...
Water
Mixture
Half life
Natural selection
40. Material inside the cell membrane -- not including the nucleus
Temperature
Refraction of light
Cytoplasm
Protons
41. Because carbon bonds readily with a variety of different elements and compounds - making possible the great chemical complexity necessary for life.
Law of Inertia
Why is carbon the building block of life?
Compound
Geotropism
42. 1. positive charge 2. located in nucleus 3. mass is 1 AMU
Tides
Protons
A balanced atom
key stages of the water cycle
43. Cellular division to create sex cells called haploids.
Meiosis
eclipses
Electrons
life cycle of a butterfly
44. Is an object's rate of motion = Distance/Time
Mitochondria
categories of taxonomy?
Atom
Speed
45. Stores food and other materials needed by the cell
Vacuole
Chemical Change
life cycle of a butterfly
Geotropism
46. Occurs when light is bent while passing from one medium into another.
Prophase
Refraction of light
Physical Change
Chloroplast
47. For every action there is an equal and opposite reaction.
Quantum Theory states that
wedge
Law of Reciprocal Actions
Atomic Number
48. Is a substance that cannot be separated into simpler substances by chemical means
Mutualism
Darwin's Theory of Evolution
Electrons
Element
49. 1. negative charge 2. located in the nucleus 3. mass is about 1/1836th of an AMU
Electrons
Galaxies
Charles' Law
Law of Reciprocal Actions
50. Is a system in which small particles are kept dispersed by agitation or molecular motion in the surrounding medium - example: muddy freshwater
Suspension
Law of Inertia
Cytoplasm
Convection