Fill in the blank: A food chain always begins with a ___ and ends with a consumer.

Producer

Fill in the blank: Producers obtain their energy from the ___ to create food.

Sun

What happens to the energy that a herbivore receives from the plants it consumes?

Some energy is used to stay alive, some is stored in the body, and some is lost as heat.

True or False: All energy consumed by a carnivore is transferred from the herbivore it eats.

False. Only the energy stored in the herbivore's body is transferred; the rest is lost.

As energy moves through a food chain, it becomes ___ at each link.

Less

What are two harmful substances that can affect food chains and food webs?

Mercury and microplastics are two harmful substances that can affect food chains and food webs.

Fill in the blank: Some toxic substances do not break down and can accumulate in ___, harming organisms at the end of the chain.

Food chains

Riddle: I am a tiny particle that can harm ocean life, yet I come from plastic waste. What am I?

Microplastics

Microplastics are defined as plastic particles that are less than ___ in size.

5 mm

True or False: All plastics can be recycled.

False. Some plastics cannot be recycled.

Riddle: I am built from plastic waste and used to create centers for children in need. What am I?

Ecobrick

Fill in the blank: A significant number of microplastics in the ocean can be reduced by decreasing the amount of ___ we throw away.

Larger plastics