1. | The gas that is exhaled by plants is _______ (during respiration). |
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 Hint
Half-n-half Clue
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2. | Which of the following conifers is not an evergreen? |
| | Half-n-half Clue
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3. | The gas that plants feed on is _______ (during photosynthesis). |
| | Half-n-half Clue
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4. | Which of the following words/phrases is generally not applicable to plants? |
| | Half-n-half Clue
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5. | Which of the following materials/substances is not of plant origin? |
| | Half-n-half Clue
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6. | The seeds of coniferous trees are contained in the _______. |
| | Half-n-half Clue
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7. | Which of the following is not a deciduous tree/shrub? |
| | Half-n-half Clue
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