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Questions and Answers
What is the nature of distilled water?
What is the nature of distilled water?
- Alkaline
- Neutral (correct)
- Basic
- Acidic
How can the neutrality of distilled water be tested?
How can the neutrality of distilled water be tested?
- Using pH paper
- Using universal indicator
- Using a conductivity meter
- Using red and blue litmus paper (correct)
What happens to the color of red and blue litmus paper when dipped in distilled water?
What happens to the color of red and blue litmus paper when dipped in distilled water?
- Becomes colorless
- Turns blue and red respectively
- Remains unchanged (correct)
- Turns red and blue respectively
What is the primary purpose of photosynthesis?
What is the primary purpose of photosynthesis?
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Which organisms are referred to as photoautotrophs?
Which organisms are referred to as photoautotrophs?
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What is the byproduct of oxygenic photosynthesis?
What is the byproduct of oxygenic photosynthesis?
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What do some bacteria use as a reductant in anoxygenic photosynthesis?
What do some bacteria use as a reductant in anoxygenic photosynthesis?
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Which pigment is used by archaea like Halobacterium in non-carbon-fixing anoxygenic photosynthesis?
Which pigment is used by archaea like Halobacterium in non-carbon-fixing anoxygenic photosynthesis?
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