Asked by Ellen

1. In plants, sexual reproduction occurs when sperm and egg unite to form a...

a. gamete
b. gametophyte
c. sporophyte
d. zygote

Is it d?


2. A plant continues to grow throughout its life through the use of s a process called...

a. alternation of generations
b. photosynthesis
c. dormancy
d. germination

Is it b?


3. Which is one advantage of sexual reproduction?

a. More offspring are produced.
b. More offspring survive to maturity
c. The offspring have more genetic variation.
d. The offspring and the parents are identical.

Is it c?


4. Which is one advantage of external fertilization?

a. The offspring are genetically identical to the parents.
b. More eggs can be fertilized at one time.
c. More sperm can be released at one time.
d. More protection is available for developing zygotes.

Could it be either b or c? Or none...



Thanks anyone who comments on this! You're the best!
Answered by Ellen
Hello? It's me.
Answered by Ellen
Hel-lo?
Answered by Ellen
Wait, hold on. 4 is b.
Answered by Writeacher
Since Jiskha doesn't have a biology expert at this time, please try posting your question at this site.

http://www.biology-online.org/biology-forum/

In addition, be sure to make really good use of KhanAcademy!
http://www.khanacademy.org/science/biology
Choose from the general topics at the right and then find the specifics you need within each topic.
There are no AI answers yet. The ability to request AI answers is coming soon!