CKLA Unit 11 Vocabulary

a relationship of living things as food sources for other living things

• Food web

• Energy pyramid

• Habitat

• Food chain

Answer explanation

A food chain represents a relationship of living things as food sources for other living things, showing the flow of energy from one organism to another in an ecosystem.

in danger of dying out completely

• extinct

• vulnerable

• thriving

• endangered

Answer explanation

The term 'endangered' best describes being in danger of dying out completely, making it the correct choice among the options provided.

a living thing

• Creature

• Organism

• Entity

• Being

Answer explanation

A living thing is commonly referred to as an organism, making it the correct choice among the answer options provided.

a living thing that eats other living things

• consumer

• producer

• decomposer

• food chain

Answer explanation

A living thing that eats other living things is known as a consumer in an ecosystem.

dirty and unsafe

• decomposer

• sapling

• polluted

• organism

Answer explanation

The correct choice is 'polluted' as it directly relates to the description 'dirty and unsafe'. Polluted environments are often dirty and unsafe.

an organism that breaks down dead or decaying organisms

• consumer

• producer

• decomposer

• predator

Answer explanation

The correct choice is 'decomposer' because decomposers break down dead or decaying organisms in an ecosystem.

a young tree

• seedling

• sprout

• youngling

• sapling

Answer explanation

A young tree is commonly referred to as a seedling, making 'seedling' the correct choice as it best describes the early stage of a tree's growth.

an animal that lives by hunting other animals

• herbivore

• predator

• carnivore

• prey

Answer explanation

A predator is an animal that lives by hunting other animals for food, making it the correct choice in this context.

the study of relationships between living things and their environment

• Ecology

• Biology

• Physics

• Chemistry

Answer explanation

The correct choice is Ecology because it specifically deals with the study of relationships between living things and their environment.

a living thing that makes its own food

• photosynthesis

• consumer

• producer

• decomposer

Answer explanation

The correct answer is 'producer' because a producer is a living thing that makes its own food through processes like photosynthesis.