Welcome to Kenya Class 8 Science Revision – The Human Body. This revision test only contain revision questions pertaining to the topic of “The Human Body” for Grade 8 Science such as reproduction in human beings, the excretory system and the respiratory system.

Teacher and Author: Joel Kahindi

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1. The release of a mature egg after every 28 days in female is referred to as:

Ovulation

Conception

Fertilization

Wet dreams

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2. Which of the following are signs of pregnancy?

The breast becomes large, tender, and sensitive

A feeling of the foetus after four to five months

The menstrual period stops

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3. How does the zygote attach itself to the thick lining of the uterus?

It uses the umbilical cord to attach itself.

It uses the uterine walls

It uses finger like projections to attach itself.

It uses the blood capillarities.

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4. How does the zygote attach itself to the thick lining of the uterus?

It uses the uterine walls

It uses the blood capillarities.

It uses finger like projections to attach itself.

It uses the umbical cord to attach itself.

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5. The reproductive cells in males are called while the reproductive cells in females are called .

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6. What are the main functions of the placenta?

Facilitates transfer of waste products

Facilitates the exchange of oxygen and carbon dioxide

Facilitates transfer of food.

Connects the embryo at the abdomen to the placenta.

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7. The tube that connects the ovary and the uterus:

Facilitates the movement of the egg towards the uterus.

The tube is referred to as the fallopian tube or oviduct

Provides a conducive environment for fertilization.

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8. Which part of the male reproductive system produces the sperms?

 

The penis

Excretory system

Nucleus

Testes

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9. are located in the dermis.

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10. Which organs make up the urinary system?

Kidney

Ureter

Urethra

Bladder

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