Science Exam 2nd Bimester

where are almost all the nutrients in a tropical rain forest?

• soil

• air

• in living things

What is a niche?

• a place where species live

• what a species eats

• the role of a species in an ecosystem

in the rain forest , howler monkeys and leaf cutter ants are part of the same______

• population

• species

• community

• niche

The process by which plants use sunlight to make sugar from water and carbon dioxide is called____

• pollination

• photosynthesis

• scavenging

an organism that helps to break down and decay dead organisms and the wastes of living organisms is called

• carnivore

• scavenger

• decomposer

• herbivore

a food chain is a diagram of how

• communities are connected

• energy and nutrients pass among organisms in an ecosystem

• producers make food

true or false, howler monkeys spend most of their time on the ground?

• true

• false

consumers that eat only plants are called herbivores?

• true

• false

trees in the rainforest stop most of the sunlight before it can reach the ground?

• true

• false

consumers that get all their energy from eating other consumers are called herbivores?

• true

• false