IGCSE Biology Reproduction

How does an egg cell move through the fallopian tube?

• Via diffusion
• Ciliated epithelial cells move it along
• Via gas exchange
• It drifts through the liquid in the fallopian tube

What is the process called when an egg and sperm fuse?

• Fertilisation
• Zygote
• Embryo
• Mating

Where in the female body do the egg and sperm fuse?

• Cervix
• Uterus
• Ovary
• Fallopian tube

What is implantation?

• Zygote adheres to the uterus lining
• Early embryo adheres to the uterus lining
• Foetus adheres to the uterus lining
• Zygote feeds off the uterus lining

What hormone causes ovulation to occur?

• FSH
• Oestrogen
• LH
• Progesterone

What happens to the egg if no pregnancy occurs?

• It is re-used
• Is comes out with the next period
• It disintegrates
• It is reabsorbed by the ovary

What does FSH stand for and where is it made?

• Follicle stimulating hormone, ovary
• Follicle sensing hormone, pituitary gland
• Follicle sensing hormone, ovary
• Follicle stimulating hormone, pituitary gland

Which structure initially makes progesterone?

• The egg
• The ovary wall
• Corpus luteum
• The placenta

Which structure produces progesterone in a 5 month pregnant woman?

• The egg
• The ovary wall
• Corpus luteum
• The placenta

What would most likely happen to a pregnant woman if her progesterone levels suddenly dropped?

• She would give birth
• Miscarriage
• Negative feedback would occur
• Her waters would break