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Test your basic knowledge |
CLEP Biology
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Study First
Subjects
:
clep
,
science
,
biology
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. The lineage that led to the modern Homo Sapiens diverged from the lineage that led to the modern chimpanzee.
Isotonic Conditions
Alveoli
About five million years ago...
Chordata
2. Is composed of an anterior and posterior lobe. The stalk of the lobe is connected to the hypothalamus. Antidiuretic Hormone (AH) is produced in the hypothalamus and stored in the posterior pituitary. Upon nervous stimulation from the hypothalamus - t
The salivary gland
A catalyst
Color blindness
The pituitary gland
3. Are formed when the plasma membrane of a cell encloses a molecule outside the membrane - then releases a membrane bound sack containing the desired molecule into the cytoplasm. This process allows the cell to absorb molecules that are larger in size
A catalyst
Imprinting
Morula
Endocytic vesicles
4. Sex-linked recessive disorder carried on the x chromosome defined by the absence of one or more proteins required for blood clotting
A hydrogen bond
Hemophilia
Cellular Respiration
Pi
5. Is secreted by the adrenal cortex to promote sodium reabsorption in the kidney.
Phototropism
The hormone aldosterone
Cerebellum
Kingdom Protista
6. This is a carboxyl group and is the signature group found within organic acids.
Ecotone
Genetic imprinting
C ---OH
Lysis
7. Disease causing
Hemophilia
Chromosome
Carbon
pathogenic
8. Is an accidental change of the DNA sequence of the gene that can result in creating a change of trait that is not found in the parent.
A mutation
Balance
Endocytic vesicles
Lactose
9. Controls sensory and motor responses - and controls memory - speech - and intelligence factors.
Kingdom Animalia
The products of the Krebs cycle
A lysosome
Cerebrum
10. Is the outermost layer of cells of the stem.
Phloem tissue
Aves
Saprophytic
Epidermal tissue
11. Some enzymes contain a __________ component that is essential to their functions.
The pancreas
Non-protein
Endoderm
Simple fruits
12. Algae and Protozoa belong to the kingdom...
The cell membrane (plasma membrane)
Characteristics of water valuable to living organisms
Protista
The nucleus
13. Are tubes constructed of a geometrical arrangement of microtubules in a pinwheel shape. Their function includes the formation of new microtubules - but is primarily to form the structural skeleton around which cells split during mitosis and meiosis.
Vascular bundles make up the
Common elements found in proteins
Ionic bonds involve
Centrioles
14. The trachea includes the windpipe or larynx in its upper portion - and the glottis - an opening that allows the gases to pass into the two branches known as the bronchi.
A catalyst
Adenine
The cell's 'powerhouses'
Trachea
15. Is the outermost of the three main layers of an embryo.
Ectoderm
The cell membrane
Ectoderm tissue
Porifera
16. The effect of a substrate concentration on the initial reaction rate in the presence of a limited amount of enzyme: _________________ as the concentration of substrate is increased until all the enzymes are used - then the reaction rate will level of
Population
Forebrain
Will increase the reaction rate
Larynx
17. Chlorophyll pigments absorb photons of light - leaving the chlorophyll in a higher energy (excited) state - these then supply energy to reactions that produce ATP from ADP and Pi.
Iisotonic state
The products of the Krebs cycle
Gnathostomata
Photolysis is a reaction of photosynthesis where
18. The solid mass of cells resulting from the cleavage of the ovum before the formation of a blastula.
Biogeochemical cycles
Anabolism
Savanna
Morula
19. States that where random mating is occurring within a population that is in equilibrium with its environment - the gene frequencies and genotype ratios will remain constant from generation to generation. It is a mathematical formula that shows why re
Bronchi
A sudden change in the amount of extracellular fluid will be corrected by events following the release of substances from this organ.
Recycled environmental factors
The Hardy-Weinberg Law of Equilibrium
20. Is when expression of genetic traits is determined by weather the trait is inherited from the mother or the father.
Morula
Genetic imprinting
pathogenic
Isotonic Conditions
21. Small - green - heart-shaped gametophyte plant form of a fern that can make its own food and absorb water and nutrients from the soil
Gene Migration
The theory of punctuated equilibrium
Mesoderm
Prothallus
22. Engages in both passive and active transport.
Blastula
Habitat
Mitochondria
The cell membrane (plasma membrane)
23. Mass extinctions promote diversification because _______________ - making conditions favorable for the establishment of new - diverse species.
Interphase
Chromosome
So it can be used over and over again.
Ecological niches open up
24. The part of the earth that contains all living things - including the atmosphere (air) - the lithosphere (earth) - and the hydrosphere (water).
Forebrain
Saprophytic
Biosphere
A gene is
25. Ended with the extinction of the dinosaurs.
Iisotonic state
Mesozoic era
Cenozoic era
Paleozoic era
26. Occurs when an individual from an adjacent population of the same species immigrates and breeds with a member of a previously locally isolated group - resulting in a change in the gene pool.
Gene Migration
T Cells
Cellular Respiration
Did not evolve together
27. Is made of stacked cells connected by sieve plates that allow nutrients to pass from cell to cell. They transport food made in the leaves (by photosynthesis) to the rest of the plant).
Phloem tissue
A prosthetic group
Niche
Chimpanzees
28. When stems bend toward the light it is due to _____________ the hormone auxin - in response to light - migrates from the light to the dark side of the shoot tip. The cells on the dark side now contain more auxin - which causes the cells on that side
Phototropism
Lysis
Color blindness
Attraction of atoms of different polarity
29. Has an equal (50%) chance of being passed from a carrier mother to a son or a daughter.
Angiosperms
Genetic imprinting
A sex linked recessive disease
Chromosome
30. Biotic (living) factors such as population and food source - and abiotic (non-living) factors such as weather - temperature - soil features - sunlight).
Genetic imprinting
The habitat of an organism includes
Early hominids...
Fixed Action Pattern (FAP)
31. The size of a cell is limited by the ratio of its surface area to volume.
The key limiting factor on cell size
A lysosome
Larynx
Balance
32. Studied the relationships between traits expressed in parents and offspring and the genes that caused the traits to be expressed.
Carrying capacity
Prothallus
Gregor Medel
Germ layers
33. Controls olfactory lobes (smell)
Centrioles
Forebrain
Tundra
C ---OH
34. Are surrounded by capillaries that allow for carbon dioxide to diffuse into the lungs and oxygen to diffuse out.
Early hominids...
About five million years ago...
Alveoli
As energy is transferred through trophic levels
35. Produce seeds without flowers. They include conifers (cone-bearers) and cycads.
Endoderm
Did not evolve together
Gymnosperms
Desert
36. Controls balance and muscle coordination
A hydrogen bond
Cerebellum
Phosphorous
Parenchyma tissue
37. High temperatures
Destroy most enzymes
Nematoda
Annelida
Enzymes catalyze reactions
38. Transfers water and does not require sieve plates to allow nutrients through.
Xylem tissue
Ionic bonds involve
Annelida
Prosthetic groups
39. Cleave strands of DNA segments at certain sites.
Restriction enzymes
Hemophilia
Catabolism
Carbon
40. Can be accounted for by the theory of punctuated equilibrium. The fossil record shows periods of stability with regard to appearance and disappearance of species as well as periods of sudden change.
Plasmodesmata
Habituation
The biosphere
Sudden appearance and disappearance of fossil species
41. The large brain and upright posture of Homo Sapiens...
Did not evolve together
The nucleus
Niche
Phototropism
42. Anabolism
The biosphere
Bryophytes
The synthesis of ATP molecules to store energy is an example of
Mitochondria
43. Enzymes are usually __________ to certain reactions.
The nucleus
Mesoderm
Cerebrum
Very specific
44. Contains optic lobes - controls sight.
Midbrain
Genome
Chordata
A catalyst
45. Layer that will become the gut lining as well as some accessory structures.
Prothallus
The Cell Theory
Endoderm
Mesozoic era
46. What phylum are snakes in?
Photolysis is a reaction of photosynthesis where
Chordata
Anabolism
Destroy most enzymes
47. Synthesis
About five million years ago...
Cnidaria
Anabolism
Gnathostomata
48. Mitochondria - they constitute the center of cellular respiration.
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49. Is a special protein that acts as a catalyst for organic reactions.
An enzyme
Sudden appearance and disappearance of fossil species
Very specific
Balance
50. Becomes available for erosion as undersea sedimentary rocks are up-thrust by volcanic activity - erosion releases it from rocks into streams where it combines with oxygen to form phosphates in lakes that are then absorbed by plants - it is recycled t
A prosthetic group
Characteristics of water valuable to living organisms
Phosphorous
Gregor Medel
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