Fill in the blank: A food chain always begins with a ___ and ends with a consumer. | Card: 1 / 24 |
Some energy is used to stay alive, some is stored in the body, and some is lost as heat. ![]() | Card: 6 / 24 |
True or False: All energy consumed by a carnivore is transferred from the herbivore it eats. | Card: 7 / 24 |
False. Only the energy stored in the herbivore's body is transferred; the rest is lost. ![]() | Card: 8 / 24 |
Mercury and microplastics are two harmful substances that can affect food chains and food webs. | Card: 12 / 24 |
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Fill in the blank: Some toxic substances do not break down and can accumulate in ___, harming organisms at the end of the chain. | Card: 13 / 24 |
Riddle: I am a tiny particle that can harm ocean life, yet I come from plastic waste. What am I? | Card: 15 / 24 |
Riddle: I am built from plastic waste and used to create centers for children in need. What am I? | Card: 21 / 24 |
Fill in the blank: A significant number of microplastics in the ocean can be reduced by decreasing the amount of ___ we throw away. | Card: 23 / 24 |













