WRITE IN COMPLETE SENTENCES USING SENTENCE STARTERS.
1. Besides supplying humans with a food source, what is another important
benefit that humans receive from photosynthesis?
A.
B.
C.
D.
light from the Sun
beauty from nature
oxygen
soil
According to the article…
2. What is the main point of paragraph 2?
A.
B.
C.
D.
How photosynthesis affects the human food supply
How carbohydrates cause weight gain in humans
How humans and other animals use radiant energy from the Sun
How carnivorous animals hunt and get energy from their prey
The main point of paragraph 2 is...
3. Chlorophyll absorbs sunlight energy. Sunlight energy breaks bonds and carbon
dioxide and water are mixed. What is light energy changed into?
A.
B.
C.
D.
Light energy is changed into chemical energy stored in glucose
Light energy is turned into electrical energy
Light energy doesn’t turn into anything, it just disappears
Light energy is changed into energy
4. How do humans and animals help plants?
A.
B.
C.
D.
by giving off carbon dioxide that plants need
by giving off oxygen that plants need
by being an energy source for photosynthesis
by providing plants with chlorophyll
5. Which is the best summary of the reading?
A. Leaves are something to be thankful for because they produce
carbohydrates.
B. Leaves conduct photosynthesis, which converts energy from the Sun into
chemical energy that is useful and important to humans.
C. Photosynthesis is a vital part of the food chain.
D. Energy from the Sun is the most important part of photosynthesis, so
leaves are thankful for the Sun.