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Life Science Midterm Practice
What two systems help the body move
Mitosis is...
Life Science Midterm Practice
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Life Science Midterm Practice
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Answers
1
Mitosis is...
a process where the cells create identical copies of itself
the process to create a child
sexual reproduction to produce living cells not identical
cells that are produced and genetically distinct.
2
What two systems help the body move
Donuts and carrots
Muscular and skeletal
circulatory and muscular
Digestive and skeletal
3
What is mitosis?
It makes gametes
Its when body cells divide and make identical cells?
Nothing
I don't know
4
When do you start the scientific method?
When you get the results.
When you have to do research.
When you have a question.
When the question works.
5
What is the purpose of meiosis?
create chromosomes
create cancer cells
create gametes (sperm and egg cells)
create cell division
6
What system protects your body
digestive
skeletal
endocrine
cardiovascular
7
What is the scientific method?
DajfKnakdjfS
Series of steps that scientists use to solve & awnser problems
Scientists secrets
8
T or F: The circulatory and respiratory systems work together to deliver oxygen and remove carbon dioxide from the body.
False
True
9
Extensively tested and generally accepted
hypothesis
generalization
theory
summary
10
Largest organ in the human body is
small intestines
This is a trick question
skin
large intestines
11
Mitosis or Meiosis? Produces identical cells
Meiosis
Both
Neither
Mitosis
12
How Many Bones Are In The Human Body?
82
312
198
206
13
Meiosis...
Produces identical cells
Consists of 4 divisions
Results in 2 cells being formed
Results in genetic variability
14
Mitosis or Meiosis? Produces 2 daughter cells
Neither
Mitosis
Both
Meisosis
15
_______________ is a function of meiosis rather than a function of mitosis.
Growth
Repair of wounds
Multiplication of somatic cells
Gamete production
16
Organ that helps removal of waste
heart
appendix
ear
bladder
17
Body's first line of defense against bacteria and viruses
masks
immune system
clothes
skin
18
The smallest unit that can carry on all functions of life
human
atom
cell
tissue
19
Homeostasis keeps the body in balance in all stages and phases.
True
False
20
Meiosis is different from mitosis because, during meiosis...
two gametes are made for every original cell.
four gametes are produced for every original cell.
four somatic cells are produced for every original cell.
chromosomes are not replicated.
21
Exposure to many types of microorganisms; which body systems work together to protect the body?
Muscular and vascular
Digestive andexcretory
Circulatory andimmune
Endocrine and reproductive
22
a hypothesis is prediction that
can not
be tested with a controlled experiment
False
True
23
Which body system works alone?
skeletal system
trick question, they work together
nervous system
cardiovascular system
24
Powerhouse of the cell
mitochondria
protein
muscles
blastocytes
25
Why do scientist use the Scientific Method?
To compare.
To prove an answer to a question.
Fun!
To do a fun experiment.
26
What is the cardiovascular systems job?
Distribute both Blood and Air
Distribute Air
Distribute Food
Distribute Blood
27
true or false: dose the Scientific Method have 7 steps
false
true
28
The scientific method steps are: Question, research, hypothesis, experiment, analyze data, and conclusion.
False
True
29
Organs can be part of more than one body system.
True
False
30
New cells are created from:
other cells
magic
outer space
homeostasis
31
Which of these correctly distinguishes mitosis from meiosis?
# of chromosomes stays the same in mitosis & reduced by half in meiosis
Meiosis produces four daughter cells; mitosis produces two daughter cells.
Mitosis occurs in germ cells and meiosis occurs in somatic cells.
Crossing over takes place in mitosis and not in meiotic cell division.
32
Organisms created by sexual reproduction need _____ parents.
2
1
4
3
33
What is the scientific method?
idk
step by step procedure of science problem to solve
A statement that can be tested
A pointless subject
34
Mitosis or Meiosis? Produces 4 daughter cells
Both
Neither
Mitosis
Meiosis
35
Bacteria can enter into a cut an cause infection.
True
False
36
Mitosis includes all of the following EXCEPT?
cell divides once
Growth and repair
4 daughter cells
2 daughter cells
37
T or F: The circulatory and respiratory systems work together to transport NUTRIENTS around the body
False
True
38
Mitosis or Meiosis? Produces unique cells.
Meiosis
Mitosis
Both
Neither
39
what is mitosis
PLAY
PLMAT
PMAT
PROM
40
Which body system gets rid of wate
Circulatory
Digestive
Nervous
Lightning Mcqueen
41
Groups of cells form
organs
humans
bacteria
tissues
42
Some organs can be filed under two body systems
False
True
