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CBA 3
Test Description: Review for 3rd CBA
Instructions: Answer all questions to get your test result.
1) Process plants use to convert light energy into chemical energy
A
Hydrotropism
B
Respiration
C
Phototropism
D
Photosynthesis
2) An organism decaying is an example of
A
Cellular respiration
B
Photosynthesis
C
The nitrogen cycle
D
Abiotic factors in an ecosystem
3) Stems show ___________, roots show __________
A
Positive phototropism, Negative geotropism
B
Positive geotropism, negative geotropism
C
Flowers, dirt
D
Negative geotropism, positive geotropism
4) Which is not considered work.
A
A student pulling a wagon of newspapers.
B
A student lifting weights before school.
C
A student holding a stack of books.
D
A student pushing a box 1 meter.
5) Which compound represents an organic compound?
A
P-H-O
B
C-H-C-H
C
Cl-H-O
D
H-O-H
6) Genes are found _____
A
in DNA
B
on chromosomes
C
in the cytoplasm
D
on my legs
7) These tubes are located in the roots of a plant
A
Phloem
B
Veins
C
Xylem
D
Stomata
8) An example of selective breeding is
A
Dragonflies getting smaller over time
B
Rabbits fur changes white so match snow
C
Growing larger heads of cabbage
D
Darwins finches beak adaptations
9) Organic Compounds are
A
Carbon, Hydrogen, Oxygen, Nitrogen, Phosphorous
B
CHOMP
C
Carbon, Hydrogen, Oxygen, Nitrogen, Posphorous
D
Carbon, Hydrogen, Oxygen, Mitrogen, Phosphorous
10) Mechanical breakdown in digestion occurs in all of the following, except
A
Swallowing
B
Chewing of food
C
Churning of Stomach
D
Saliva enzymes
11) What is the function of the nucleus?
A
It controls the cell
B
It is the power house
C
It holds the water
D
It says what comes in and goes out
12) The outer covering of an animal cell
A
Cell Membrane
B
Cell Wall
C
Nucleus
D
Cytoplasm
13) An example of an internal adaptation is
A
Finches beak shapes
B
Hollow bones in birds
C
A waxy coat on plants
D
Long eyelashes on camels
14) Darwin discovered that the Finches had specially adapted beaks based upon the food source they lived near. This theory is
A
Selective Breeding
B
Natural Selection
C
Luck
D
Evolution
15) An adaptation is an inherited characteristic that can be
A
a result of artificial selection
B
physical or behavioral
C
acquired in an organisms lifetime
D
physical or geographical
16) A lioness has three cubs and one is smaller than the other two and does not get as much to eat during feeding. Why are the larger more likely to reproduce than the smaller one?
A
their size is similar to other lions within the pride
B
they will have more mates to choose from
C
their mother will ensure they reproduce
D
they are more likely to survive
17) Chemical digestion occurs in all of the following except
A
Mouth (Saliva)
B
Stomach
C
Throat
D
Intestines
18) Cytoplasm is
A
the powerhouse
B
the outer most part of a cell
C
the brain of a cell
D
cell gel that supports organelles
19) The cardiovascular system is responsible for
A
supporting the body and protecting organs
B
controlling the body
C
transporting oxygen
D
breaking down nutrients
20) A plant with low turgor pressure
A
will die
B
will have drooping wilted leaves
C
cannot complete photosynthesis
D
stands tall
*select an answer for all questions
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