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Questions
Name the two types of twins.
Give the names:
Types of twins.
Name the following:
Two types of twins.
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Solution 1
Monozygotic twins and Dizygotic twins
Solution 2
Identical twins and Fraternal twins
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The diagram alongside is the vertical section of female reproductive organs. Study the diagram and answer the questions that follow:
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The diagram alongside is the vertical section of female reproductive organs. Study the diagram and answer the questions that follow:
(i) Name the fully developed part of ovary containing the ovum. (ii) Name the organ of the female body in which the foetus develops.
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| 1 | 2 | 3 | 4 | 5 | |
| a. | Fallopian tube | Oviduct | Uterus | Cervix | Vagina |
| b. | Oviduct | Cervix | Vagina | Ovary | Vas deferens |
| c. | Ovary | Oviduct | Uterus | Vagina | Cervix |
| d. | Fallopian tube | Ovary | Cervix | Uterus | Vagina |
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Figure A shows the front view of the human female reproductive system and Figure B shows the development of a fertilized human egg cell
Figure A

Figure B

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Choose the correct option from the table below:
| X | Y | Z | |
| A | Morula | Fertilized egg | Blastocyst |
| B | Unfertilized egg | Fertilized egg | Morula |
| C | Blastocyst | Fertilized egg | Unfertilized egg |
| D | Fertilized egg | Morula | Blastocyst |
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