Worksheets8th_09/04/2020
Total questions: 15
Worksheet time: 13mins
Which is not a characteristic of life?
Reproduction
Organization
Cells
Growth
Giving live birth
Living thing______
Are made of cells
Are more highly organized than nonliving structures
Use energy in a process called metabolism
Do not all require to maintain stable internal conditions
Living things reproduce_____
Producing offspring similar to themselves
Only once a year
In order to keep their legacy
Because they want to
What happens to living things' cells when they grow?
They all need another cell to grow
They enlarge and divide
They don't all need to grow
They first maintain homeostasis
Scientific method begins with.....
Hypothesizing
Experimenting
Collecting data
Observation
Which is is NOT included in the scientific method?
Observing
Drawing conclusions
Assuming you are right
Experimenting
Find the independent and dependent variable: In an experiment to determine how far people can see into the infrared part of the spectrum
The Independent variable_____
The answer to the hypothesis
What the scientist changes or what changes on its own.
What stays unchanged
What is being studied/measured
Which is TRUE about Electron microscopes?
A beam of light of electrons produces an enlarged image of the specimen
An image is projected that allows us to see electrons
This Microscope can only be used on living things
It is the weakest microscope
True of False? Communication is important to scientists because the build on the work of others.
True
False
Compare heterotrophs and autotrophs.
Reproduction involves the transfer of genetic information from....
Autotroph to heterotroph
Parents to offspring
offsping to parents
unicellular organism to multicellular organism
The hereditary material in living things is:
CDC
Thyroid hormone
carbon dioxide
DNA
The most important driving force in evolution is
cellular organization
differentiation
natural selection
development
The resolution of a microscope refers to
its power to increase an object's apparent size
its ability to show detail clearly
its series of interchangeable objective lenses
it's power to scan the surface of an object
