The sum of angles in a triangle is:

A quadrilateral with all sides equal and all angles equal is a:

The largest organ in the human body is the:

Which gas do humans exhale?

A change in the inherited traits of a population over successive generations is known as:

The basic structural and functional unit of all known living organisms is the:

Which of the following is a renewable resource?

The capital city of Tanzania is:

Who is the current President of Tanzania (as of 2022)?

The largest lake in Africa is:

The currency of Tanzania is the:

Which of the following is a primary color?

Assume your name have been short listed for an interview to work with Wajasiriamali Company. How would you explain the following entrepreneurship concepts to the interview panelist?

1. Entrepreneurship (2 mk)
2. Self-employment (2 mk)
3. Entrepreneurial skills (3 mk)
4. Motivation (3 mk)

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Describe five features which differentiate successful entrepreneurs from unsuccessful entrepreneurs.

1. Feature 1: (2 mk)
2. Feature 2: (2 mk)
3. Feature 3: (2 mk)
4. Feature 4: (2 mk)
5. Feature 5: (2 mk)

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Briefly explain the following concepts in relation to commerce: (a) Transportation (b) Terminal (c) Air way bill (d) Ways (e) Charter party

1. Transportation (2 mk)
2. Terminal (2 mk)
3. Air way bill (2 mk)
4. Ways (2 mk)
5. Charter party (2 mk)

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The following information relates to stock of a business for the year ended 31st December 2020. Use the information provided to calculate: (a) Average stock (b) Cost of sales (c) Gross profit

1. Average stock (5 mk)
2. Cost of sales (5 mk)
3. Gross profit (5 mk)

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Evaluate the following expression: 5 + (3 * 4) - 2

1. Perform the multiplication inside the parenthesis. (1 mk)
2. Perform the addition. (1 mk)
3. Perform the subtraction. (1 mk)

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A car travels at a speed of 60 km/h for 3 hours. Calculate the distance traveled.

1. State the formula relating speed, distance, and time. (1 mk)
2. Substitute the given values into the formula. (1 mk)
3. Calculate the distance traveled. (1 mk)

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Explain the concept of density.

1. Define density in terms of mass and volume. (2 mk)
2. Give the SI unit for density. (1 mk)
3. Explain why a block of wood floats on water. (1 mk)

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Describe the process of photosynthesis.

1. What are the raw materials needed for photosynthesis? (1 mk)
2. What are the products of photosynthesis? (1 mk)
3. Where does photosynthesis take place in a plant cell? (1 mk)
4. What is the role of sunlight in photosynthesis? (1 mk)

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Briefly explain the difference between renewable and non-renewable resources.

1. Define renewable resources and give an example. (1 mk)
2. Define non-renewable resources and give an example. (1 mk)

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Mwenyeji is a business man who deals with buying and selling of wheat flour. He buys his stock in bulk from Azam industry in Dar es Salaam and sells the product to different retailers in Mbeya region. In five points, explain how Mwenyeji facilitates Azam industry in its daily business activities.

1. Explain how Mwenyeji facilitates Azam industry in its daily business activities. (3 mk)
2. Explain how Mwenyeji facilitates Azam industry in its daily business activities. (15 mk)
3. Explain how Mwenyeji facilitates Azam industry in its daily business activities. (3 mk)
4. Explain how Mwenyeji facilitates Azam industry in its daily business activities. (3 mk)
5. Explain how Mwenyeji facilitates Azam industry in its daily business activities. (3 mk)
6. Explain how Mwenyeji facilitates Azam industry in its daily business activities. (3 mk)

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A rectangular garden has a length of 15 meters and a width of 10 meters. Calculate: a) The perimeter of the garden. b) The area of the garden.

1. Calculate the perimeter of the garden. (2 mk)
2. Calculate the area of the garden. (3 mk)

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Explain the three states of matter (solid, liquid, and gas) in terms of particle arrangement and movement.

1. Describe the particle arrangement and movement in a solid. (2 mk)
2. Describe the particle arrangement and movement in a liquid. (2 mk)
3. Describe the particle arrangement and movement in a gas. (2 mk)

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Describe the main functions of the circulatory system in the human body.

1. Transport of oxygen and nutrients. (1 mk)
2. Removal of waste products. (1 mk)
3. Transport of hormones. (1 mk)
4. Regulation of body temperature. (1 mk)

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Explain the importance of the Serengeti National Park to Tanzania's economy and environment.

1. Economic importance (tourism). (2 mk)
2. Environmental importance (biodiversity, ecosystem). (2 mk)

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