Life Science

Multiple Choice

Which of the following best describes the significance of photosynthesis in life science?

• It provides energy for nearly all living organisms.

• It is only important for plants.

• It only produces oxygen.

• It is not related to life science.

Multiple Choice

What is the green substance in plant cells that absorbs light energy and helps the plant perform photosynthesis?

• Chlorophyll

• Glucose

• Stomata

• Cellulose

Multiple Select

Which of the following are substances produced at the end of photosynthesis?

• Oxygen

• Glucose

• Carbon dioxide

• Water

Multiple Choice

Which vocabulary word describes an organism that breaks down dead material in an ecosystem?

• Producer

• Consumer

• Decomposer

• Predator

Multiple Choice

When constructing a food web, what is the first step you should take?

• Start from the top with apex predators

• Start from the bottom with producers

• Begin with secondary consumers

• Draw all the arrows first

Open Ended

Name a producer.

Multiple Choice

Based on the information, which organism is most likely to be found in a rainforest instead of a grassland, and why?

• A poison dart frog; a rainforest provides tall grass for the frog to hide.

• A poison dart frog; it rains very often in a rainforest.

• A gazelle; a rainforest does not have many trees.

• A gazelle; its long horns allow it to store water for later use.

Multiple Choice

Which of the following is NOT a vocabulary word related to photosynthesis?

• Chloroplast

• Glucose

• Producer

• Mitochondria