Biology Form 4 KSSM Topic 15

Diagram shows a seminiferous tubule. Which structure A, B, C or D provides nutrients for sperm cells?

• A

• B

• C

• D

Diagram shows a female reproductive system. Which parts labelled A, B, C, or D does fertilisation takes place?

• A

• B

• C

• D

In which part of the female reproductive system are the ova produced?

• Cervix

• Fallopian tube

• Ovary

• Vagina

Diagram shows a summary of spermatogenesis. Which groups of cells have a haploid number of chromosomes and a diploid number of chromosomes?

• Haploid: Q and R, Diploid: S and T

• Haploid: R and S, Diploid: Q and T

• Haploid: S and T, Diploid: Q and R

• Haploid: Q and T, Diploid: R and S

Diagram shows the process of oogenesis. When is process P completed in a female?

• During the foetal stage

• During ovulation

• Before menstruation

• During fertilisation

Which condition correctly describe the nuclei of the human gametes and zygote?

• Gamete: diploid, Zygote: diploid

• Gamete: diploid, Zygote: haploid

• Gamete: haploid, Zygote: diploid

• Gamete: haploid, Zygote: haploid

Diagram shows the development of a follicle in an ovary. Which structure A, B, C or D, secretes progesterone and oestrogen?

• A

• B

• C

• D

Diagram shows the development of a follicle from day 1 to day 15 of the menstrual cycle. What happens to structure P after day 15?

• Disintegrates

• Develops into a corpus luteum

• Grows into a large follicle

• Initiates the production of oestrogen

Diagram shows the changes in the thickness of the uterine wall during the menstrual cycle. On which day is the concentration of luteinising hormone most likely the highest?

• 5

• 14

• 21

• 28

Diagram shows the development of a secondary oocyte in an ovary. What is the effect of secretions from structure X?

• The uterine lining will shed off

• Ovaries will produce a mature egg

• Uterine lining will thicken

• Production of gonadotropin-releasing hormone