Download Alternation of Generations Worksheet

NAME: ____________________________________________________
ALTERNATION OF GENERATIONS LIFE CYCLE
INSTRUCTIONS
Download and watch the video to answer the questions below:
1. What is a haploid cell?
2. Make a draw of a haploid cell:
3. What is a diploid cell?
4. Make a draw of a diploid cell:
5. What the term “ploidy” means?
6. What is mitosis?
7. Make a diagram showing the mitosis process:
8. Complete: “If mitosis starts with haploid cells (n), it will generate
two ______________ cells (___) and if mitosis starts with diploid
cells (2n), it will generate two ____________ cells (___)”
9. What is meiosis?
10.
Make a diagram showing the meiosis process:
11.
Complete: “Meiosis starts with ____diploid____ cells
(__2n_), generating four ______haploid________ cells (_n__)”
12.
Complete: “In sexually reproducing organisms, we have a
fusion of _______________ at fertilization to produce a
____________”
13.
What are gametes?
14.
What is the name of the female gamete?
15.
Wha is the name of the male gamete?
16.
What is fertilization?
17.
What is a zygote?
18.
Make a draw of a fertilization showing the egg, the sperm
and the zygote.
19.
What are spores?
20.
Complete:
a. Gametophyte it is the _____________ generation that
gives rise to ________________.
b. Sporophyte is the ______________ generation that gives
rise to ________________.
21.
Draw the alternation of generations diagram using all the
terms in the list below:
a. Fertilization
b. Sporophyte
c. Gametophyte
d. Zygote
e. Meiosis
f. Mitosis (three times)
g. Egg
h. Sperm
i. Spores
j. N (four times)
k. 2N (two times)