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February 2016
Test Description: My second test
Instructions: Answer all questions to get your test result.
1) Which is the body's response to germs in the lungs? (to maintain homeostasis)
A
feeling of hunger
B
sweat (perspiration)
C
fever
D
vomit
2) Populations migrate for several reasons. One reason they migrate is to find or follow
A
snow
B
open space
C
food
D
mates
3) Plants that are phototropic, such as those leaning toward a sunny window, bend toward ____.
A
light
B
gravity
C
heat
D
glass
4) Plants are geotropic (gravitropic), roots grow down while stems grow upward. This is a response to the pull of ___.
A
water
B
air
C
gravity
D
the sun
5) Plant growth toward LIGHT is called
A
gravitropism
B
precipitation
C
geotropism
D
phototropism
6) Over many generations, wolves have been bred by people into domesticated dogs such as terriers and chihuahuas through
A
asexual reproduction
B
gene therapy (genetic engineering)
C
natural selection
D
artificial selection (selective breeding)
7) Camouflage, sharp teeth, protective shells, are advantages that help organisms survive in their environment know as
A
genotypes
B
dominant traits
C
generations
D
adaptations
8) The function of a gene is to determine or govern
A
traits
B
voluntary actions
C
breathing
D
energy
9) Inherited traits are controlled by ______ on chromosomes in the nucleus.
A
genes
B
tissue
C
electricity
D
enzymes
10) Genetic material found in the nucleus codes for
A
extinction
B
gravity
C
oxygen
D
traits
11) Sperm fertilizing an egg (ovum or ova) is
A
asexual reproduction
B
regeneration
C
sexual reproduction
D
binary fission
12) New cells that are most different from their parent cells are the result of
A
a cell splitting
B
budding
C
cells dividing during regeneration
D
sperm fertilizing egg
13) Where do cells come from?
A
the cell stork
B
the cell store
C
the reproduction (dividing) of pre-existing cells
D
air
14) What system supports the body?
A
muscular
B
endocrine
C
nervous
D
skeletal
15) One danger of damaged/broken/ cut skin
A
cramping
B
infection
C
mutation
D
perspiration
16) Chemical digestion turns carbohydrates into
A
fatty acids
B
proteins
C
simple sugars
D
amino acids
17) Teeth breaking food, stomach muscles squeezing food are examples of
A
indigestion
B
vomiting
C
chemical digestion
D
mechanical (physical) digestion
18) Saliva changing carbohydrates into sugar, stomach acids breaking protein into amino acids are
A
mutations of genes
B
chemical digestion
C
mechanical digestion
D
examples of peristalsis
19) Mitochondria absorb oxygen while transforming energy , which releases carbon dioxide
A
like your brain
B
like your lungs
C
like your muscles
D
like your heart
20) A plant cell has an organelle that turns sunlight into food, this organelle is called a
A
cell wall
B
mitochondrion
C
nucleus
D
chloroplast
*select an answer for all questions
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