Ecosystem Quiz 2 Review

Plants need water, sunlight, and _______ to photosynthesize.

• Oxygen

• Carbon dioxide

• Nitrogen

• Soil

What are the main products of photosynthesis?

• Water and Carbon Dioxide

• Glucose and Oxygen

• Nitrogen and Oxygen

• Carbohydrates and Nitrogen

Photosynthesis produces glucose in the form of ______.

• Proteins

• Fats

• Sugars

• Starch

Why are plants called producers?

• They produce oxygen

• They produce food through photosynthesis

• They produce carbon dioxide

• They produce water.

What gas do plants release into the air?

• Carbon dioxide

• Nitrogen

• Oxygen

• Hydrogen

What is one reason for protecting plant life on Earth?

• They produce carbon dioxide

• They produce oxygen

• They produce nitrogen

• They produce hydrogen

Conservation projects around the globe are aimed at protecting _______.

• Animals

• Natural resources

• Water

• Soil

What is the role of plants in a food chain?

• Secondary Consumers

• Primary Producers

• Apex Predators

• Herbivores

Fill in the blank: In a food chain, herbivores are considered _______.

• A) Apex Predators

• B) Primary Consumers

• C) Secondary Consumers

• D) Primary Producers

Fill in the blank: The top of the food chain is occupied by _______.

• A) Primary Producers

• B) Secondary Consumers

• C) Apex Predators

• D) Herbivores