In our lab, why didn't the radish seed grow in salt water, or the yeast in the fresh water?

Bio review

Flashcard
•
Biology
•
6th - 8th Grade
•
Easy
Lanaya Waldron
Used 2+ times
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12 questions
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1.
FLASHCARD QUESTION
Front
Back
The radish seed and yeast needed different conditions to come out of dormancy.
2.
FLASHCARD QUESTION
Front
On a microscope, where is the objective lens and where is the eyepiece?
Back
Objective lenses are close to the stage and rotate, the eyepiece is the part of the microscope that you look through.
3.
FLASHCARD QUESTION
Front
If you use the 20x objective lens with the 10x eyepiece, what is the total magnification and how do you know?
Back
20x10=200 times total magnification. The objective lens magnifies 20 times, the eyepiece 10 times, and you multiply them for total magnification.
4.
FLASHCARD QUESTION
Front
What are the 7 characteristics of all living cells and organisms?
Back
grows, reproduces, need food (energy), removes waste, needs water, exchanges gas, responds to environment
5.
FLASHCARD QUESTION
Front
What are the functions of the water-expelling vesicle?
Back
To remove water continuously from a paramecium through the cell wall so it doesn't burst from having too much water inside it. It also removes some waste products.
6.
FLASHCARD QUESTION
Front
Why is it that a singe-celled paramecium can be called an organism, but one single cell of an elodea plant cannot be called an organism?
Back
While a single cell has all the characteristics of life, something is only considered an organism if it can live independently. Paramecia are free-living and elodea cells are not.
7.
FLASHCARD QUESTION
Front
What is the basic unit of life?
Back
A cell! All living things are made of one of more cells.
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