What is polyploidy?

Plant Genetics Quiz

Quiz
•
Science
•
10th Grade
•
Medium
Thomas Mullane
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A type of plant disease
A natural phenomenon involving chromosome number in cells
A method of plant breeding
A monster from folklore
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many sets of chromosomes do humans have?
One set
Two sets
Three sets
Four sets
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of plants on Earth are polyploid?
10%
25%
30%
50%
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an effect of polyploidy?
It makes strawberries smaller
It makes banana seeds more prominent
It makes cotton fibers less abundant
It makes strawberries larger
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which plant did Dana Robinson and colleagues from Cornell University study to quantify many cell components in chromosome-heavy plants?
Arabidopsis thaliana
Zea mays
Oryza sativa
Brassica napus
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did the researchers confirm about the flower size in relation to ploidy in Arabidopsis plants?
Flower size decreases with ploidy.
Flower size is not affected by ploidy.
Flower size increases with ploidy.
Flower size varies randomly with ploidy.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What morphological difference was observed on the leaf surface of Arabidopsis plants with different ploidy levels?
Color changes in the leaves.
Development of thorns on the leaves.
Microscopic hairs (trichome) that get more branches when ploidy increases.
Increase in leaf thickness.
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