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7th Grade: Life Science! Flashcards | StudBud
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7th Grade: Life Science!
7th Grade: Life Science!
35 terms
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A life science Quiz to introduce 7th grade students to the basics of biology
Flashcards
35 cards
F
Practice quiz
P
Host live
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Questions
35
Answers
1
In which stage of the cell cycle does the cytoplasm of a cell divide?
Cytokinesis
Mitosis
Interphase
Telophase
2
This organelle stores molecules and other substances the cell needs to survive.
Centriole
Endoplasmic reticulum
Golgi body
Vacuole
3
What is the job of the mitochondria?
Convert food energy into cell energy
Make proteins
Convert light energy into sugar
Make ribosomes
4
Which of the following is NOT part of the cell theory?
All organisms are made of one or more cells.
All cells come from other cells
All cells have organelles.
Cells are the basic unit of life.
5
What organelles does the animal cell have that plant cells don't?
centrioles and cell wall
cell wall and chloroplasts
centrioles and lysosomes
cell wall and ribosomes
6
What stage of mitosis is represented in the picture?
Telophase
Anaphase
Prophase
Metaphase
7
True or false: Prokaryotes have a nucleus
True
False
8
Spindle fibers come from which organelle?
Nucleolus
Cytoskeleton
Ribosomes
Centrioles
9
What are the three cell cycle checkpoints?
G1, S, G2
G1, S, M
G1, G2, M
G2, S, M
10
What does 'abiotic' mean?
Nonliving
Living
11
What does the golgi body do?
Make molecules for export
Make ribosomes
Make proteins
Modify and package molecules for export
12
In which stage of the cell cycle are organelles duplicated?
M
S
G1
G2
13
True or false: all cells have a cell wall
True
False
14
This picture has a mountain, dirt, cacti, and trees. What level of org. is best depicted here?
Population
Biome
Ecosystem
Community
15
Asexual reproduction requires _______ parent cell(s).
One
Three
Two
Zero
16
What does 'biotic' mean?
Living
Nonliving
17
Biotic or abiotic?
Biotic
Abiotic
18
In what stage of the cell cycle does a cell spend most of its 'life'?
Mitosis
Interphase
Prophase
Metaphase
19
What stage of mitosis is represented in the picture?
Anaphase
Telophase
Prophase
Metaphase
20
Why does a small cell size yield an efficient cell?
Because the cell has more mobility in its environment
Because the cell doesn't take up too much space
Because the cell can divide more
Because the cell can receive and exchange nutrients quicker
21
What organelles does a plant cell have that animal cells do not?
centrioles and lysosomes
cell wall and centrioles
lysosomes and chloroplasts
cell wall and chloroplast
22
In which stage of mitosis does the nuclear envelope start to reappear?
Anaphase
Telophase
Metaphase
Prophase
23
Living or non-living?
Living
Non-living
24
What is a tumor?
A mass of cells
A mass of tissues
A mass of organs
A mass of organelles
25
Living or non-living?
Living
Non-living
26
What stage of mitosis is represented in the picture?
Metaphase
Telophase
Prophase
Anaphase
27
What is the job of the ribosomes?
Make lipids
Modify and package molecules
Make proteins
Convert food energy into cell energy
28
In which stage of the cell cycle is DNA copied?
G2
G1
S
M
29
In which stage of mitosis do the chromosomes pair up with their "twin"?
Prophase
Anaphase
Telophase
Metaphase
30
Choose the correct order from smallest to largest.
DNA > organism > atoms > population
atoms > DNA > population > organism
DNA > atoms > organism > population
atoms > DNA > organism > population
31
True or false: All cells have ribosomes
False
True
32
This cell part is the semi-fluid, jelly-like substance surrounding the organelles.
Cell wall
Cell membrane
Cytoplasm
Cytoskeleton
33
True or false: All cells have DNA
False
True
34
Cancer is the ___________ growth of cells.
limited
organized
slow
uncontrolled
35
Choose the correct order from smallest to largest.
Organelle > Cell > Organ > Tissue
Organelle > Cell > Tissue > Organ
Organ > Cell > Tissue > Organelle
Organelle > Organ > Tissue > Cell
