quiz nearpods 8-12

What is a true of the biogeochemical cycle ?

• A cycle of Atoms between living and nonliving things

• Atoms can be part about living things like plants and animals

• Atoms can be nonliving things like water air and even rocks

• The Atoms can be cycled one time in different parts of the earth

“CHON” is a mneumonic acronym for what, when it comes to most common elements in a life on earth?select the ones that are true

• Carbon

• Hydrogen

• Oxygen

• Water

• Nitrogen

When we breathe out we mainly release_______ When Animals breathe out they mainly release______

Plants get _______from the atmosphere

• carbon dioxide Carbon dioxide carbon dioxide

• carbon dioxide. oxygen. oxygen

• oxygen. carbon dioxide. oxygen

• oxygen. carbon dioxide. carbon dioxide

What is the difference between a plant and animal cell? select the true statements

• Plant cells are usually larger than animal cells

• Animal cells have a cell membrane and plant cells have a cell wall

• Plant cells have a larger vacuole usually

• Animal and plant cells have mitochondria

• Plant cells have chloroplasts

Photosynthesis select the true statement

• It relies on the sun to occur

• It makes carbon dioxide that animals need to breath

• It requires water, sunlight, and carbon dioxide to occur

• It will make oxygen and glucose(sugar) as a product

Which are true statements about the parts of the cell

• The nucleus is the center of the cell like the computer of the cell

• The vacuole is like the storage center of the cell

• The mitochondria is for photosynthesis

• The cell membrane is on the outside of the plant cell

True or False: Bacteria fix nitrogen from the atmosphere into a form plants can use

• True

• False

How much of the atmosphere is composed of nitrogen gas?

• 87%
• 38%
• 78%
• 21%

Organisms that break down dead plants & animals and release nitrogen back into atmosphere...

• bacteria
• plants
• animals
• producers

Organisms that need nitrogen to survive

• only plants

• only animals

• only bacteria

• all living organisms