Biotic & Abiotic Components, Ecological Relationships

Which is an example of an ecosystem?

• river

• flowerpot

• dumpsite

• all of the above

Which of the following is not an organism?

• man

• air

• banana

• cockroach

Orchids live and grow on tree trunks. This means that a tree trunk is the __________ of an orchid.

• niche

• community

• ecosystem

• habitat

Which of the following make up a community?

• a group of people, plants, and animals in a house

• a herd of horses

• a plot of soil

• a school of milkfish

Which of the following is an abiotic component of an ecosystem?

• light

• worm

• tree

• bird

What do you call the process of food making in plants?

• electrolysis

• phytosynthesis

• photosynthesis

• thermosynthesis

When you eat both plants and animals, you are called a/an ___________.

• autotroph

• decomposer

• herbivore

• omnivore

Given the food chain below, which part of the chain is the primary consumer? kangkong ----> insect -----> bird -----> human

• kangkong

• insect

• bird

• human

__________ is a measure of stability in an ecosystem.

• Biodiversity

• Evolution

• Food chain

• Energy flow

A __________ is a coastal ecosystem that is made up of layers of skeletons of a type of marine organism.

• coral reef

• forest

• bay

• coastal zone