PAX Science NLN
Exam-Questions and
Answers
1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at
10°C each absorb 5 joules of heat energy. The final
temperatures of X and Y are 15°C and 20°C, respectively.
Compared to X, Y must have a lower
A.) specific heat.
B.) conductive heat.
C.) heat of fusion.
D.) heat of vaporization. - answer ✅✅answer: specific
heat
,1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at
10°C each absorb 5 joules of heat energy. The final
temperatures of X and Y are 15°C and 20°C, respectively.
Compared to X, Y must have a lower - answer
✅✅answer: specific heat
30 students in a class carefully measure the length and
width of 20 peanut shells. They also count the number and
note the size of the peanuts inside. This information is
recorded on various graphs showing the numbers of nuts
and the different sizes. The collected evidence of the
peanuts gives the students an idea of the extent of
A.) natural selection within a species.
B.) variation within a species.
C.) evolution within a species.
D.) speciation from a species. - answer ✅✅answer:
variation within a species
,30 students in a class carefully measure the length and
width of 20 peanut shells. They also count the number and
note the size of the peanuts inside. This information is
recorded on various graphs showing the numbers of nuts
and the different sizes. The collected evidence of the
peanuts gives the students an idea of the extent of -
answer ✅✅answer: variation within a species.
A cell which manufactures a large amount of protein for
export would have an abundance of organelles called -
answer ✅✅answer: ribosomes
a chemical change always involves the formation of a
A.) compound
B.) gas
C.) new element
D.) new substance - answer ✅✅answer: new element
, A circuit contains three 3-ohm (W) resistors in series.
What is the equivalent resistance of this combination? -
answer ✅✅answer: 9 W
A circuit contains three 3-ohm (W) resistors in series.
What is the equivalent resistance of this combination? -
answer ✅✅answer: 9W
A cross between a plant with red flowers and one bearing
white flowers produces pink flowers, this is an example of
A.) incomplete dominance
B.) mendel's law of independent assortment
C.) mendel's law of segregation
D.) sex linkage - answer ✅✅answer: incomplete
dominance
A drop of dilute ammonium hydroxide (NH4OH) is
placed on one side of a slide containing a large number of
swimming paramecium. Under this condition, which of
these behaviors of the paramecia will be observed?
Exam-Questions and
Answers
1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at
10°C each absorb 5 joules of heat energy. The final
temperatures of X and Y are 15°C and 20°C, respectively.
Compared to X, Y must have a lower
A.) specific heat.
B.) conductive heat.
C.) heat of fusion.
D.) heat of vaporization. - answer ✅✅answer: specific
heat
,1 kilogram (kg) of solid X at 10°C and 1 kg of solid Y at
10°C each absorb 5 joules of heat energy. The final
temperatures of X and Y are 15°C and 20°C, respectively.
Compared to X, Y must have a lower - answer
✅✅answer: specific heat
30 students in a class carefully measure the length and
width of 20 peanut shells. They also count the number and
note the size of the peanuts inside. This information is
recorded on various graphs showing the numbers of nuts
and the different sizes. The collected evidence of the
peanuts gives the students an idea of the extent of
A.) natural selection within a species.
B.) variation within a species.
C.) evolution within a species.
D.) speciation from a species. - answer ✅✅answer:
variation within a species
,30 students in a class carefully measure the length and
width of 20 peanut shells. They also count the number and
note the size of the peanuts inside. This information is
recorded on various graphs showing the numbers of nuts
and the different sizes. The collected evidence of the
peanuts gives the students an idea of the extent of -
answer ✅✅answer: variation within a species.
A cell which manufactures a large amount of protein for
export would have an abundance of organelles called -
answer ✅✅answer: ribosomes
a chemical change always involves the formation of a
A.) compound
B.) gas
C.) new element
D.) new substance - answer ✅✅answer: new element
, A circuit contains three 3-ohm (W) resistors in series.
What is the equivalent resistance of this combination? -
answer ✅✅answer: 9 W
A circuit contains three 3-ohm (W) resistors in series.
What is the equivalent resistance of this combination? -
answer ✅✅answer: 9W
A cross between a plant with red flowers and one bearing
white flowers produces pink flowers, this is an example of
A.) incomplete dominance
B.) mendel's law of independent assortment
C.) mendel's law of segregation
D.) sex linkage - answer ✅✅answer: incomplete
dominance
A drop of dilute ammonium hydroxide (NH4OH) is
placed on one side of a slide containing a large number of
swimming paramecium. Under this condition, which of
these behaviors of the paramecia will be observed?
