Photosynthesis/Cellular Respiration
Why do plants perform cellular respiration?
A. to create energy from sugars
B. to release energy from sugars
C. to create sugars that can be converted into energy
D. to release sugars that can be converted into energy
B. to release energy from sugars
Which structure would be best suited for discouraging animals from eating a plant?
A. fruit
B. pistil
C. stamen
D. thorn
D. thorn
Which is an example of tropism?
A. a plant growing along a rock wall
B. a plant using photosynthesis
C. an animal hibernating
D. an animal migrating
A. a plant growing along a rock wall
Which process is essential for food synthesis in flowering plants?
A. pollination
B. respiration
C. germination
D. photosynthesis
A. pollination
Which process produces food for plants to obtain energy?
A. transpiration
B. photosynthesis
C. cellular respiration
D. cellular reproduction
B. photosynthesis
Which plant organ is used in the process of attracting animals for pollination?
A. petals
B. phloem
C. stem
D. xylem
A. petals
A vine brushes against a fence and, over time, begins growing around the fence post. Which tropism is the vine demonstrating?
A. geotropism
B. hydrotropism
C. phototropism
D. thigmotropism
D. thigmotropism
Susie set a plant by a window and noticed it leaning toward natural light. Which tropism best describes the plant movement toward the natural light?
A. geotropism
B. hydrotropism
C. phototropism
D. thigmotropism
C. phototropism
When does cellular respiration occur in plants?
A. only during the day
B. in the early morning
C. only during the night
D. during both night and day
D. during both night and day
What is the main role of the roots and stem in flowering plants?
A. They create fruit that spreads seeds.
B. They move water and nutrients to the leaves.
C. They complete photosynthesis to create sugars.
D. They assist in reproduction by spreading pollen.
B. They move water and nutrients to the leaves.
Which best describes the concept that the roots of a plant grow down due to the force of gravity?
A. geotropism
B. phototropism
C. thigmotropism
D. negative tropism
A. geotropism
Which most likely happens during cellular respiration in plants?
A. Food is broken down.
B. Food is produced.
C. Food is released.
D. Food is stored.
A. Food is broken down.
Which statement correctly describes the relationship between photosynthesis and cellular respiration?
A. The processes are competitive since both processes take place inside plant cells.
B. The processes are competitive since both processes take place inside animal cells.
C. The processes are complementary since both processes require the same reactants.
D. The processes are complementary since the products of one process are the reactants for the other process.
D. The processes are complementary since the products of one process are the reactants for the other process.
How does the pistil differ from the stamen?
A. The pistil is the male reproductive part of the flower, while the stamen is the female reproductive part of the flower.
B. The pistil is the female reproductive part of the flower, while the stamen is the male reproductive part of the flower.
C. The pistil produces pollen, while the stamen does not.
D. The stamen has ovaries, while the pistil does not.
B. The pistil is the female reproductive part of the flower, while the stamen is the male reproductive part of the flower.
Which form of tropism would most likely be beneficial to a plant growing under heavy shade?
A. geotropism
B. hydrotropism
C. phototropism
D. thigmotropism
C. phototropism
Which process would most likely be affected if a group of plants received less sunlight?
A. transpiration
B. photosynthesis
C. decomposition
D. cellular respiration
B. photosynthesis
Which statement best explains how cellular respiration benefits from photosynthesis?
A. Photosynthesis provides water needed for cellular respiration.
B. Photosynthesis provides oxygen needed for cellular respiration.
C. Photosynthesis provides sunlight needed for cellular respiration.
D. Photosynthesis provides carbon monoxide needed for cellular respiration.
B. Photosynthesis provides oxygen needed for cellular respiration.
Which two parts of a flowering plant are responsible for reproduction?
A. petal and sepal
B. ovary and pollen
C. stamen and pistil
D. anther and filament
C. stamen and pistil
Which is an example of negative tropism?
A. a sunflower turning on its stalk to face the sun
B. roots growing downward with the pull of gravity
C. stems growing upward against the pull of gravity
D. a plant growing toward a window to get more sunlight
C. stems growing upward against the pull of gravity
Which choice best describes plant pollination?
A. when pollen moves from male parts to female parts
B. when plants struggle to survive through adaptation
C. when plants develop from a seed
D. when pollen turns into fruit
A. when pollen moves from male parts to female parts