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Semester 1 Test
Semester 1 Test
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Questions
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Answers
1
Dogs have highly sensitive olfactory receptors, allowing them to distinguish a person’s unique odor.
False
True
2
Which questions would help determine whether an article is scientifically accurate?
Does the author like music?
Is the author stating an opinion or a fact?
Does the author have a balanced diet?
How many articles has the author written before?
3
What is an enzyme?
A product
A substrate
Proteins that are catalyst of chemical reactions
A reaction
4
Groups of tissues
Unicellular
Ecosystem
Organ
Community
5
Constipation is a condition where the feces become hard and difficult to pass. Why might this happen?
excess absorption of water by the large intestine
lack of absorption of water by the large intestine
lack of enzymes in the small intestine
lack of absorption of proteins
6
Study this diagram of a flowering tree’s life cycle. What is the error in the diagram?
stage 1
stage 2
stage 4
stage 3
7
What process follows metaphase?
Telophase
Interphase
Anaphase
Metaphase
8
What is the scientific method?
Series of steps that scientists use to solve & answer problems.
A Secret.
A formula.
Steps to success.
9
A frog captures and consumes a fly. Which example of the characteristics of life is most similar?
A bacterium splits into two cells.
A male bird sings to attract a mate.
A cow grazes in a grassy meadow.
A porcupine raises its quills at the sight of a predator.
10
A group of organ systems create a ________?
Organ
Tissue
Cells
Organism
11
The gel-like material that surrounds the internal parts of the cell.
nucleus
diffusion
cytoplasm
osmosis
12
Which statement about the central nervous system (CNS) and the peripheral nervous system (PNS) is true?
The CNS is found only in humans.
The CNS consists of the brain, and the PNS is made entirely of nerves.
The CNS is situated in the brain, and the PNS is in the spinal cord.
The PNS is responsible for all nervous actions.
13
Which insect does this swaddled baby look like?
embryo
larva
pupa
adult insect
14
Budding is a kind of___________ reproduction.
sexual
asexual
even
none of these
15
Group of organs
Organ
Organ stystem
Population
Multicellular
16
William wants to create a cell model using ingredients in his kitchen. Which ingredient will best represent Golgi body?
D) watermelon
A) broccoli
C) spinach
B) potato
17
Where does the digestive system begin?
Larynx
Mouth
Esophagus
Anus
18
What does the Large intestine do?
It's just sorta there I guess
It continues digesting food before the food leaves
Uhhh yeah
It continues the small intestines job
19
What is the Integumentary System?
The nerves
The Skin
The cell membrane
The bones
20
What does the mitochondria do?
Converts energy to food
Converts food to energy
Stores food
Stores food and energy
21
How do the parts of a cell work?
Each organelles do all kinds of jobs.
The nucleus does everything.
None of these.
Each part carries out different functions vital to a cell.
22
Which organs are in the excretory system?
Bones and muscles
Kidneys and bladder
Liver and kidneys
Lungs and bladder
23
Why are flowers important to plants?
They attract birds and insects to assist in pollination.
They are a food source.
They are ornamental.
They produce new flowers.
24
final step of scientific method
results & conclusions
modeling
theory
hypothesis
25
What is the lock and key method?
Only one substrate can fit into multiple enzymes
Only a few substrates can fit into one Enzyme
Only one certain substrates fit in one certain enzymes
Any substrate can fit in any enzymes
26
Identify the compound that plants make to store as energy.
glucose
light
carbon dioxide
oxygen
27
Dogs have more olfactory receptors in their noses, allowing them to identify people by their smell.
True
False
28
What organelle breaks down old cell parts?
lysosome
ribosome
pizza
lysol
29
What can affect the shape of an enzyme?
substrate concentration
temperature
all of the above
pH
30
Which of the following is a characteristic of asexual reproduction?
Offspring have unique
genetic material is copied
organisms exchange genetic material
each parent contributes to genes
31
What are the different parts of a cell called?
Organelles
Nucleus
Cell wall
Cytoplasm
32
What does you excretory system help?
Remove wast
break down food
Helps maintain homeostasis
33
What are the two parts that a plant cell has that an animal cell does not have?
cytoplasm and Chloroplasts
seeds and petals
cell wall and chloroplasts
fur and cell membranes
34
Gloria’s doctor diagnoses her with hepatitis B, which is a viral infection. Which body system will fight this infection?
digestive
circulatory
immune
respiratory
35
Most nutrients on a nutrition label are measured in _____________.
pounds (lb)
grams (g)
inches (in)
ounces (oz)
36
Reproduction that needs two parents is called_____________reproduction.
asexual
budding
sexual
binary fission
37
What are the major functions of the digestive system?
Immune response
Pumping blood and oxygen
Remove waste and store nutrients
Movement
38
what does a nutrition label consist of?
Calories, Number of items in bag, and Total fat
Calories, Total fat, and Total carbohydrates
Total fat, % of people who like the item, and Calories
Vitamin A, Calcium, calories, and how good it is.
39
Organs are 2 or more tissues operating together
False
True
40
Ben uses a reusable storage bag to carry snacks to school. Which cell organelle performs a similar function?
cell membrane
ribosome
vacuole
lysosome
41
What foods are made by lactic acid fermentation?
sauerkraut
cheeseburger
fries
CHEESE!!!
42
Which is NOT an example of an organ system:
Kidney
Skeletal
Respiratory
Excretory
43
The order of the Scientific Method is....
Observe, ask ?, Make Hypothesis, Do Experiment, Conclusion, Gather Data
Observe, Ask a ?, Make Hypothesis, Do Experiment, Gather Data, Conclusion
Ask a ?, Observe, Make Hypothesis, Do Experiment, Get Data, Conclusion
Ask a ?, Observe, Make Hypothesis, Gather Data, Do Experiment, Conclusion
44
How many meters is one hectometer?
0.01
1,000
100
0.1
45
Prophase, metaphase, anaphase, and telophase
Are transport mechanisms
Are the resting phase of cell cycle
Characteristics of only stem cells
Are stages of mitosis
46
Wolf spiders carry their young on their backs. How does this help in their survival?
It makes looking for food easier.
It helps in finding a mate.
It intimidates other spiders.
It provides care to the young.
