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Test your basic knowledge |
CSET Science: Biology
Start Test
Study First
Subjects
:
cset
,
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. Human body system that protects insides including skin - hair - and nails
olfactory bulb
xylem
integumentary system
meninges
2. Special skin cells that make the pigment melanin
salivary glands
elastin and collagen
cytoplasm
melanocytes
3. Organ behind the eye's pupil that foucses light back onto the eyeball
recessive trait
ovaries
invertebrates
lens
4. The millions of pairs of chemical compounds that make up DNA
lobes
bases
diatoms
mechanoreceptors
5. Living organism that makes their own food through photosynthesis - including trees - weed - moss
plants
antibody
endothermic
dominant trait
6. Organs inside birds that ensure that their lungs constantly get fresh air
esophogus
skin
air sacs
pituitary gland
7. Gland that controls how fast your body cells burn energy
thyroid
phylogeny
chlorophyll
true vocal chords
8. Also known as transfer RNA - it decodes the recipes/instructions from the messenger RNA to produce certain proteins
tRNA
sign language
protists
animals
9. The portion of the vocal chords that produce sound
mechanical digestion
papillae
true vocal chords
ectotherm
10. Membranes filled with tiny blood vessels that a fish uses to get oxygen from water as blood flows through them
inner ear
cytoplasm
gills
stamen
11. An overpopulation of algae that can cover huge areas of water and devestate ecosystems by blocking out the sunlight from other organisms or secrete poison into the water
red blood cell
algal blooms
cilliates
esophogus
12. Hormone released by the pituitary gland that stimulates cell division - causing growth
stomach acids
chyme
rRNA
growth hormone
13. The long strands that DNA comes in. Two DNA molecules held together by a central structure
nervous system
chromosomes
phylogeny
torpor
14. Three layers of connective tissue that protect the spinal chord
superior and inferior vena cava
muscular system
cartilagenous fish
meninges
15. Bony structure that protects the lungs
inner ear
centromere
ribcage
dentin
16. Gland that secretes the hormone melatonin - which is important for the sleep cycle - metabolism - and sexual development
right atrium
pineal gland
urea
fins
17. The shape that DNA is formed within
double hellix
nephrons
marsupials
superior and inferior vena cava
18. The tissue inside the bones that blood is made in
tympanic membrane
asynmetric animals
annelids
bone marrow
19. Two rounded glands that hang down and produce the sperm cells
breathing
tRNA
red algae
testicles
20. The colored portion of the eye that opens and closes around the pupil depending on how much light there is
chloroplast
iris
sound waves
polyps
21. Organ in the body that controls memory and the body's functions
brain
golgi bodies
vertebrates
salivary glands
22. Within scent organs that can detect more than 10000 odors
gymnosperms
olfactory cells
sperm cells
rods
23. Tiny sacs found in the lungs that oxygen gets stored in
mollusks
stomach acids
apoda
alveoli
24. A type of invertebrate that has a long flat body and bilateral symmetry. Most are parasites and live off of other organisms
vestigial
flatworms
carrageenan
pineal gland
25. The process in which plants turn water and carbon dioxide and sunlight into photosynthesis
cuticle
ovaries and testes
dicots
photosynthesis
26. The body of an arachnid that contains most of their organs
abdomen
recessive trait
stomach acids
flagellates
27. Feathers on birds that grow on their wing and tail and help steer the bird as it moves through the air
chitin
marrow
contour feathers
notochord
28. The bumps found on a tongue
gliding joints
papillae
pollen
hyphae
29. One of the five senses that is experienced all over the body
auditory canal
mammals
invertebrates
touch
30. Jointed plates on an insect that are located in the abdomen and let in air so that an insect can breathe
pineal gland
gene
spiracles
metamorphosis
31. Hormone released by the ovaries that cauess breast development - body shape changes - and menustration
red algae
hemoglobin
estrogen
budding
32. A substance that lubricates the cartilage and allows bones to slide over each other easily
true vocal chords
autonomic nervous system
synovial fluid
joint
33. The body's liquid messenger that takes oxygen and nutrients to the body
salivary glands
testicles
annelids
blood
34. Set of chemical reactions that occur within the protoplasm - the living material of the cells
roundworms
thyroid
metabolism
pedipalps
35. Protozoans that move with cillia and have two nuclei - the micro nucleus and the macro nucleus
pituitary gland
neurons
cilliates
brain
36. A peach fuzz that is light in color and no larger than 2 cm found on the underside of the arms in the body
vellus hair
conifers
large intestine
heart
37. The way that the female's sex cell - the egg - travels inside the female reproductive system
canine teeth
reptiles
vertebrae
Fallopian tube
38. The central part of a flower that contains its female sex organs
thyroid
proprioception
pistill
nematocyst
39. The thick - milkshake consistency that food becomes once it is digested in the stomach
spongin
nephrons
protists
chyme
40. Human body system that allows your muscles to move
stomata
muscular system
mRNA
birds
41. Plants that keep their needles or slippery leaves all year round
inner ear
processes
melanin
evergreens
42. Neuron processes that carry impulses away from the neuron's body
carnivorous
pseudopod
axons
fission
43. Little hairs that protoists use to move through the water
jawless fish
chloroplast
cillia
photoreceptive
44. Gland that keeps the level of calcium in the blood at a certain level
organelle
parathyroid gland
marsupials
vestigial
45. Heart chamber that is filled blood from the lungs that has oxygen and is ready to go through the body
left atrium
fungus - like protists
thyroid
brain stem
46. The science of life
glucose
RNA
biology
sebum
47. Human body system that helps humans make more humans
reproductive system
olfactory cells
red blood cell
dendrites
48. Meat - eating
gonadotropins
olfactory membrane
carnivorous
algae
49. Phase of mitosis in which the duplicated chromosomes line up along the center of the cell and each centromere attaches to two spindle fibers
sensilla
chelicerae
RNA World
metaphase
50. Extensions on a neuron that stretch out of its body and transmit messages throughout the nervous system
gymnosperms
chloroplasts
processes
ball and socket joint