Photosynthesis and Cellular Respiration Review

Which process converts sunlight into energy for plants?

• Photosynthesis
• Transpiration
• Germination
• Cellular Respiration

Which of the following organisms is a consumer in a food chain?

• Wolf
• Grass
• Sun
• Rain

Tropism is a growth or turning movement of a plant in response to

• a response
• a stimulus
• a reaction
• an effect

What is Dormancy?

• A period of inactivity in a mature seed before it begins to grow.
• A period of activity in a mature seed before it begins to grow.

Positive tropism is If the plant moves AWAY from the stimulus.

• True
• False

Which of the following is an example of a decomposer in a food chain?

• Fungi
• Fox
• Grasshopper
• Snake
• Rabbit

A fish eats some aquatic plants, then gets eaten by a bear. Energy is transferred from the plants to the fish and the bear. What is the original source of energy for this food chain?

• the sun
• the soil
• the bear
• the river

How do decomposers contribute as part of a food web?

• They provide most of the energy needed by producers.
• They produce the oxygen needed for all organisms in the food web.
• They use energy from the sun to make sugars and other substances.
• They break down organic matter and produce different forms of energy.

As members of a food web, humans are considered to be

• producers
• consumers
• decomposers
• scavengers

How do producers get energy?

• by eating animals
• by eating plants and seeds
• by using sunlight to make food
• by breaking down other organisms