TEKS B.12

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

• mutualism
• commensalism
• competition
• parasitism

A tapeworm and a cat have this type of relationship.

• mutualism
• parasitism
• commensalism
• competition

What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.

• commensalism
• mutualism
• parasitism
• predation

Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.

• commensalism
• mutualism
• neutralism
• competition

The main source of energy for all life comes from ____.

• the Earth
• the moon
• the sun
• the food we eat/make

What are the products (made) of Photosynthesis?

• Carbon dioxide and Glucose (food)
• Oxygen and Glucose (Food)
• Carbon dioxide and Water
• Glucose (food) and Water

What are the reactants (needed) of Photosynthesis by a plant to occur?

• Oxygen and Glucose
• Carbon Dioxide and Water
• Oxygen and Water
• Carbon Dioxide and Oxygen

Organism that breaks down dead plants & animals and releases nitrogen back into atmosphere

• bacteria
• plants
• animals
• producers

An organism that lives by breaking apart dead organic matter into simpler parts is...

• scavenger
• consumer
• decomposer
• carnivore

Which organism would receive the greatest amount contaminant such as pesticide in this Pyramid?

• Owl
• Grasshopper
• Lilypad
• Mouse