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NST1502 Assignment 4 Portfolio ||(ANSWERS AND GUIDELINES)| Due Date: 16 October 2026

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Institution University Of South Africa (Unisa)
Course Natural Science and Technology for classroom II (NST1502)
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NST1502 Assignment 4 Portfolio ||(ANSWERS AND GUIDELINES)| Due Date: 16 October 2026

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, NST1502 ASSIGNMENT 4 PORTFOLIO

DUE DATE: 16 OCTOBER 2026




QUESTION 1

1.1 Which molecule is regarded as the main energy currency of a cell?

A. ADP
B. ATP
C. DNA
D. Glucose

1.2 In which organelle does photosynthesis take place?

A. Mitochondrion
B. Nucleus
C. Chloroplast
D. Ribosome

1.3 Which type of respiration occurs in the absence of oxygen?

A. Aerobic respiration
B. Anaerobic respiration
C. Photosynthesis
D. Transpiration

1.4 Which of the following is a renewable source of energy?

A. Coal
B. Oil
C. Wind
D. Natural gas

1.5 Energy stored in an object because of its position is called:

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