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Unit 1 Science Review Flashcards | StudBud
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Unit 1 Science Review
Unit 1 Science Review
42 terms
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StudBud Administration
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106 plays
Microscopes, cell theory, plant and animal cells
Flashcards
42 cards
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Practice quiz
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Questions
42
Answers
1
What are stringlike structures that carry information directing cell activities
chromosomes
cell membrane
vacuole
cytoplasm
2
Organelle that transports materials inside the cell
nucleus
endoplasmic reticulum
cell membrane
ribosome
3
Plant cells differ from animal cells because plant cells have _________
Many small vacuoles, cytoplasm, and a cell wall
Single large vacuole, chloroplast, and endoplasmic reticulum
A single large vacuole, cholorplasts and a cell wall
A single large vacuole, chloroplasts and mitochondria
4
Organelle that manufactures proteins for the cell
ribosomes
vacuole
cell membrane
nucleus
5
An animal cell differs from a plant cell because an animal cell has_________
cholorplasts
a single large vacuole
more than one vacuole
a cell wall
6
Most living things live deep within the Earth
False
True
7
Clear jellylike material between teh nucleus and the cell membrane
organelle
cytoplasm
endoplasmic reticulum
cell wall
8
Organelles where food and oxygen react to release energy
organelle
cytoplasm
vacuole
mitochondria
9
Your body grows as you get older because ____
More different kinds of tissue are created
The cells in your body change shape
Each individual cell gets larger
The number of cells increases
10
Which four ingredients are necessary for photosynthesis?
Oxygen, water, sun, and a cell wall
Carbon dioxide, oxygen, water and chlorophyll
Carbon dioxide, water, sun, chlorophyll
Oxygen, simple sugars, carbon dioxide and a cell wall
11
Robert Hooke was the first person to see and describe cells
True
False
12
Who invented the first compound microscope?
Robert Hooke
Robert Schwann
Hans Janssen
Anton van Leeuwenhoek
13
Light microscopes are more powerful than electron microscopes
True
False
14
Thin outer layer covering an animal cell
chromosomes
vacuole
ribosomes
cell membrane
15
Animal cells that must contract quickly have many mitochondria
False
True
16
An ameba moves by pushing out cytoplasm into pouches called pseudopods
True
False
17
All cells have the same number of organelles
False
True
18
Cell membrane gives plant cells support, strenght, and shape
False
True
19
The cell theory was developed by German biologists in the 1800s
True
False
20
The parts of a plant cell that contain chlorophyll are the chloroplasts
True
False
21
All members of a species are identical to each other
False
True
22
Animals are made of cells but plants are not
True
False
23
Cell theory states that _____
Only living things can produce new living things
The cell is teh basic unit of all animals
Only living things can carry out photosynthesis
The cell is visible only with an electron microscope
24
Respiration is the opposite of photosynthesis
True
False
25
A cell's shape helps it perform its specific function
True
False
26
Muscle cells are long and thin so they can ____
Carry oxygen
Protect the body
Contract quickly
kill germs
27
Any structure in the cytoplasm that has a special job
chromosomes
mitochondria
vacuole
Organelle
28
Group of organisms that can mate and reproduce offspring that in turn can produce offspring is?
Cell
Species
Planet
Theory
29
Cell theory was developed in the
1700s
1600s
1800s
1300s
30
What do all organisms that live on Earth have in common?
All are capable of photosynthesis
All are made of cells
All can live in the ocean
All have similar body structures
31
The discovery of cells depended on the discovery of the __________
Revolving nosepiece
Electron microscope
compound microscope
32
A cell wall is made of very tough, non living material
True
False
33
What is the control center for a cell?
mitochondria
cytoplasm
nucleus
chromosomes
34
All the parts within a cell are called ______
Mitrochondria
Organelles
Ribosomes
Chromosomes
35
All the food that humans eat is created by ___
Green Plants
One-celled animals
Animals
Bacteria
36
The function of a cell's endoplasmic reticulum is to ...
Manufacture proteins for the cell
Move materials throughout the cell
Direct all the cell's activities
Provide energy to the cell
37
Both plant and animal cells can make food from sunlight
False
True
38
How many different kinds of organisms live on Earth?
About 30 Million
About 3,000
About 3 Million
About 3 billion
39
The job of white blood cells is to find and destroy bacteria
True
False
40
Saclike organelles that store materials
chromosome
ribosome
vacuole
nucleus
41
More than 30 million different types of species live on Earth
True
False
42
Animals get the energy they need by ______
Absorbing light
Eating food
Drinking water
Breathing air
