1- Define asexual reproduction
2- Give examples of asexual reproduction in plants, bacteria, protists. Make sketches and label them.
3- Define Sexualreproduction.
4- What does the word “fertilisation” mean?
5- Explain the process of fertilization
6- Why the sexual reproduction does give variation in the offspring?
7- Whichtypes of sexual reproduction do you know? Give examples
8- Relate structure with function of sex cells
9- Which are the differences between Sperms and Eggs. Make a comparison cahrt.10- Sketch and label the male reproductive system. State the function of each of its components.
11- Sketch and label the female reproductive system. State the function of each of its components.12- What does “zygote” mean?
13- Why are so many sperms released during an ejaculation?
14- What is necessary for fertilization to take place?
15- Explain implantation.
16- Why isplacenta and umbilical cord so important? Make reference to blood types and blood pressure.
17- Give 3 examples of animals that carry out external fertilization and another 3 that carry outinternal fertilization.
18- How many sperms are needed to fertilise an egg?
19- Why does a membrane form around the egg after fertilization?
20- Why is it important that the sperm and the eggeach have half the normal number of chromosomes?
21- Describe how the needs of a human embryo are provided
1-Asexual reproduction: there is only one parent, the offspring is identical to theparent.
This is how this kind of plant reproduce it self. It uses it pollen to make the egg and then the egg keeps growing as in a human’s reproducction.
Bacteria and Protists: [pic]Their way to reproduce is te same. They duplicate their selves...
3-In sexual reproducction there are two parents, they both have sex organs. The sex organs make sex cells or gametes. In the...