MCQ Collection

wa-wace MCQs

Practice wa-wace questions with answers and explanations.

wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 77: A Western Australian senior class applies the information to a resources, distance or environmental investigation. A device transfers 299 J in 37 s. What is its average power?

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wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 78: A Western Australian senior class applies the information to a resources, distance or environmental investigation. In experiment 18, temperature is varied while growth of bacteria is measured. Why include an untreated control?

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wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 67: A Western Australian senior class applies the information to a resources, distance or environmental investigation. A device transfers 269 J in 27 s. What is its average power?

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wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 68: A Western Australian senior class applies the information to a resources, distance or environmental investigation. In experiment 8, pH is varied while growth of mice is measured. Why include an untreated control?

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wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 69: A Western Australian senior class applies the information to a resources, distance or environmental investigation. In genetic cross 9, two heterozygotes Aa are crossed under complete dominance. What is the probability of a dominant phenotype?

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wa-wace Western Australia WACE Sciences AustraliaHard

Science task 70: A Western Australian senior class applies the information to a resources, distance or environmental investigation. A tracer starts at 0.14 mol and undergoes 2 half-lives of 6 minutes each. How much remains?

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wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 64: A Western Australian senior class applies the information to a resources, distance or environmental investigation. An enzyme extracted from bacteria is tested at 24°C. Which statement about enzyme action is correct?

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wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 65: A Western Australian senior class applies the information to a resources, distance or environmental investigation. Cells from the skin of a growing organism undergo mitosis. What is the usual outcome?

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wa-wace Western Australia WACE Sciences AustraliaMedium

Science task 66: A Western Australian senior class applies the information to a resources, distance or environmental investigation. A solution has pH 2. What is its hydrogen-ion concentration?

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wa-wace Western Australia WACE Mathematics AustraliaMedium

Data task 58: A Western Australian senior class applies the information to a resources, distance or environmental investigation. A scanner processes 34 files per minute for 60 minutes. How many files are processed?

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wa-wace Western Australia WACE Mathematics AustraliaMedium

Data task 59: A Western Australian senior class applies the information to a resources, distance or environmental investigation. An item priced at $438 is discounted by 20%. What is the sale price?

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wa-wace Western Australia WACE Mathematics AustraliaHard

Data task 60: A Western Australian senior class applies the information to a resources, distance or environmental investigation. How many different groups of 6 can be selected from 11 people?

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