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20-21 Benchmark Review Flashcards | StudBud
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20-21 Benchmark Review
20-21 Benchmark Review
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Questions
35
Answers
1
True or False: Sexual Reproduction results in offspring with identical DNA to their parents.
False
True
2
True or False: Asexual Reproduction results in identical offspring.
True
False
3
Heredity is
the passing on of genetic material from one generation to another.
the study of hair
The study of biology
Reproduction
4
Which of the following explains how energy flows through an ecosystem?
arrows point to the animal that is getting eaten
arrows point to who is doing the eating. the direction of energy flow
primary consumers receive energy from secondary consumers
producers recieve energy from all organisms
5
Natural Selection is responsible for all of the following, EXCEPT
Organisms with a common ancestor adapting to their environment
The Galapagos finches having different shaped beaks.
Giraffes having long necks
Labradoodles not shedding
6
Sexual Reproduction involves DNA from both parents, resulting in genetic material being passed to future generations.
False
True
7
Selective Breeding involves producing offspring with desirable traits such as;
Watermelon with lots of seeds
Dairy cows that dont produce milk
Corn plants that produce larger sized ears of corn
Laying Hens that don't lay eggs
8
True or False: Succession can go from grasses to shade trees without the steps in the middle.
False
True
9
True or False: Photosynthesis involves a chemical change
False
True
10
True or False: The first step of Succession modifies the environment making it sustainable for the next step.
True
False
11
True or False: Digestion involves a chemical change
False
True
12
The function of the circulatory system is to
digest food
transport nutrients and waste
provide a barrier to the outside world
convert oxygen to carbon dioxide
13
Photosynthesis is an example of
chemical energy being converted into thermal energy
potential energy being converted into kinetic energy
radiant energy being converted into chemical energy
radiant energy being converted into kinetic energy
14
What is the function of the mitochondria (mitochondrion) in a cell?
Makes food from sunlight
breaks down waste
storage
The powerhouse -produces energy
15
Our chromosomes are made up of sections that
regulate homeostasis
remove waste
transform energy
determine the inherited traits of individuals
16
What is the function of the excretory system?
help maintain healthy body weight
oxygenate the blood
rid the body of toxins and waste
to grow hair
17
The function of the respiratory system is to
transport nutrients and waste
exchange gases: bring oxygen into our bodies & send carbon dioxide out
convert food into usable energy
regulate body temperature
18
The conversion of oxygen into carbon dioxide is chemical change.
false
true
19
A fox who has brown fur in the summer and white fur in the winter is an example of?
disruption to natural selection
selective breeding
voluntary response to stimuli
adaptations for survival under certain conditions
20
True or False: You should NEVER build a chemical plant over the aquifers recharge zone.
False
True
21
What is the structure of the vacuole in a cell?
rigid outer wall
balloon like structure, larger in plant cells
jelly-like substance that keeps organelles in place
membrane around the cell
22
True or False: You should try to minimise the number of parking lots you build over the aquifers recharge zone.
False
True
23
Sexual Reproduction involves the development of a uniques offspring formed from a sperm cell and and egg cell.
True
False
24
Water and salt being absorbed by the large intestine is a chemical change.
false
true
25
The structure of an organelle/body system is
Unrelated
What it looks like
what it does
26
True or False: As succession progresses, both the biodiversity and the stability of the ecosystem increase.
False
True
27
The function of the chloroplast is
to make proteins
to use light energy to make food for the plant
to make leaves green
break down sugar molecules into energy
28
True or False: Digestion involves both a physical and chemical change
False
True
29
The heart pumping blood throughout the body is a chemical change.
true
false
30
The bladder storing urine is chemical change.
false
true
31
What is the function of the vacuole in a cell?
powerhouse of the cell
store waste and water
reproduction of the cell
the site of photosynthesis
32
Which body system is FIRST responsible for the response to move after touching something hot?
Nervous
integumentary
muscular
respiratory
33
True or False: Succession is a predictable order of events in the recovery of an ecosystem.
True
False
34
The function of an organelle/body system is
Unrelated
what it does
What it looks like
35
True or False: A golf course is an acceptable development to build over a recharge zone.
False
True
