Which of the following are the three main groups on the periodic table?

The horizontal (side to side) rows in the Periodic Table are called:

Which class of elements are malleable, ductile, shiny when clean and polished, good conductors of heat and electricity, and reacts with acids to form hydrogen gas?

The vertical (up and down) columns in the Periodic Table are called

I am made of many cells. My cells have an organized nucleus. I mostly have two parents, but sometimes one. I make my own food. What kingdom do I belong to?

I reproduce sexually and I am multicellular. My cells have a nucleus. I am not able to make my own food. What kingdom do I belong to?

I am mostly unicellular. My cells have a nucleus. I am a heterotroph and I reproduce sexually and asexually.

What kingdom do I belong to?

The Eukarya Domain has which kingdoms?

Abigail, Zoe, and Ethan are studying the energy flow in an ecosystem. They learned that when energy is transferred from one trophic level to the next, a certain percentage is passed on. What percentage of energy do they find is typically passed on to each tropic level?

Liam has a garden where he grows various plants. How does Liam's garden obtain energy?

Rohan, Ethan, and Ava went on a field trip to a nature reserve. They observed the interactions between different organisms and their environment. Use their observations to answer the question.
What is a fitting description for what they observed?

Abigail, Aiden, and James went on a field trip to a local pond. They observed the ecosystem and noted down the food chain. Use their observations to answer the question.
The Mayfly they spotted is a food source for which 3 organisms?