Worksheets67399
Total questions: 25
Worksheet time: 12mins
Name
Class
Date
1.
what is more than one kind of element bonded together?
a)
Alkali metals
b)
Mrs Roof
c)
Compound
d)
DNA
2.
What is a row of elements called ?
a)
Group 1
b)
Period
c)
Nobel gas
d)
columns
3.
What is a possible explanation based on what you know and what you observe?
a)
Hypothesis
b)
Producer
c)
Theory
d)
Point source
4.
What remains,imprints,or traces of past organisms?
a)
Salinity
b)
Decomposers
c)
Consumers
d)
Fossils
5.
Which era in which birds,mammals, and flowering plants appeared?
a)
Mesozoic
b)
Mesosoic
c)
nnesozoic
d)
Mezosoic
6.
What are organisms the eat producers?
a)
Decomposers
b)
Consumers
c)
Plankton
d)
Matter
7.
What divided into eons, eras, periods, and epochs?
a)
Periods
b)
Geologic time
c)
Group 1
d)
Water cycle
8.
What is the amount of mass a material has in a given volume?
a)
Metals
b)
Proton
c)
Density
d)
Matter
9.
What is anything that has mass and takes up space?
a)
Mass
b)
Stuff
c)
Density
d)
Organism
10.
What is a formation of weak bonds amount water molecules?
a)
Water cycle
b)
Cohesion
c)
Consumers
d)
Metals
11.
Who proposed natural selection to explain change in species?
a)
Charles Drawin
b)
John Dalton
c)
Cell theory
d)
Hypothesis
12.
What are variables that do not change in an experiment?
a)
Latitude
b)
Fossils
c)
Independent Variable
d)
Salinity
13.
what are positively charged particle present in the nucleus of atoms?
a)
Neutron
b)
Proton
c)
Electron
d)
Evolution
14.
What animals developed adaptations such as dry, scaly skin that allowed them to move away from water production?
a)
Lizards
b)
Snakes
c)
Reptiles
d)
Turtles
15.
What is a compound that contains carbon?
a)
H2O
b)
Organic compound
c)
Vaccine
d)
Polymer
16.
reaction in which energy is released?
a)
Exothermic
b)
Endothermic
c)
Take in
d)
Polymer
17.
what Substance that speeds up chemical reaction?
a)
Global Postion
b)
Evolution
c)
Producer
d)
Catalyst
18.
What is selectively permeable part of the cell that controls what enters and exits the cell
a)
Protist
b)
DNA
c)
Cell Membrane
d)
Evolution
19.
What is a bacteria that can survive without oxygen?
a)
Fungi
b)
Algae
c)
Seaweed
d)
Moss
20.
What occurs when your body makes its own antibodies?
a)
Osmosis
b)
Algae
c)
Protist
d)
Amebas
21.
What is change of an organism over?
a)
Global Position
b)
Evolution
c)
Change
d)
Fossile
22.
What is group of cells that work together to perform similar functions?
a)
Tissues
b)
Cells
c)
Blood
d)
Protist
23.
What type of cells lacks a nucleus and other organelles?
a)
Anaerobic
b)
Ameba
c)
Blood Cell
d)
Tissue
24.
What is the simplest form of asexual reproduction used by bacteria?
a)
Antibiotic
b)
Osmosis
c)
Immun System
d)
Global Postion
25.
What chemicals produced by some bacteria used medicinally to control other bacteria?
a)
Pills
b)
Medicien
c)
Antibiotics
d)
Shots
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