Question | Answer | % Correct |
---|---|---|
Which of the following is NOT a primary function of the stem? | primary site of photosynthesis | 100%
|
What are the openings in the leaves of plants that permit the exchange of gasses called? | stomata | 100%
|
If a plant's leaves lost their cuticle through the action of an air pollutant, the major danger to the plant is; | loss of moisture | 80%
|
Which two factors are most essential for plant survival? | water and carbon dioxide | 80%
|
When the stomata are open they allow carbon dioxide to enter, but they also allow | for the loss of water | 60%
|
Which inorganic compound is actively pumped through the plant to aid osmosis? | Potassium | 60%
|
Which type of cell makes up xylem? | sclerenchyma | 60%
|
The primary function of leaves includes all EXCEPT | store photosynthetic products | 60%
|
Which of the following statements is correct? | Two examples of meristem tissue are apical and lateral (pericycle) | 60%
|
In all vascular plants (tracheophytes), what are the names of the two general types of vascular tissue? | xylem and phloem | 60%
|
Which of the following is an example of parenchyma cells? | all of these | 40%
|
What plant hormone that regulates growth is "killed" by light (which allows it to grow towards the light) is? | auxin | 40%
|
Xerophytic plants have what adaptations in their leaves to allow them to survive? | dermal pits and hairs | 40%
|
Which of the following is not involved in the light reactions of photosynthesis | NADPH | 40%
|
The vascular bundles of dicots are located: | scattered through the stem | 20%
|
Secondary growth is produced mainly by the | vascular cambium | 20%
|
Which of the following statements about osmosis is true? | Water flows from hight to low concentration because ions (Potassium) are pumped first | 20%
|
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