If most modern evergreens are trees with woody trunks, then what type of trees have woody trunks? Answer choices: - h2o - plants - sunflowers - cacti - evergreens - trees - graptolites - elephants
evergreens
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If recycling has a positive impact on the environment, then what has a positive impact on the environment? Answer choices: - patch reefs - coral - animals - recycling - power - ferns - bushes - Green beans
recycling
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If amphibians have permeable skin that can easily absorb toxins from bacterias, plants or animals, then why can amphibians easily absorb toxins? Answer choices: - salamanders - permeable skin - hydrate their cells - it needs them - poisonous frogs - Pesticides - cold blooded - bending light rays
permeable skin
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If sight involves the retina, then what involves the retina? Answer choices: - gravity - disease - h2o - reacts - CO 2 - digestion - painful - sight
sight
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