The image below illustrates a specific organ in a plant found below ground:



This organ provides more than one function to the plant. Which of the following is a function of this organ illustrated in the picture?

Question 1 options:

Releases water into the soil


Absorbs oxygen from the soil


Anchors the plant in the soil


Transports carbon dioxide to the soil






A cross section of a flower is shown below:



What are the parts and primary function of the male reproductive organ?

Question 2 options:

the stigma and style, the stigma produces pollen


the anther and filament, the filament produces ova


the stigma and ovary, the ovary produces ova


the anther and filament, the anther produces pollen






Which of the following is NOT a function of the stem in a plant?

Question 3 options:

support flowers and leaves


absorb water


store nutrients


produce new plant cells






In plants, meristematic cells are most similar to which type of cells in animal tissues?

Question 4 options:

Skin cells


Stem cells


Blood cells


Nerve cells






The diagram below shows a flower:



The stigma is the opening in a flower through which pollen moves to fertilize the eggs. Which characteristic would be most helpful to the stigma in capturing pollen?


Question 5 options:

having a sticky surface


having large petals


making fruits that are sweet


being able to move






The leaves of plants have many specialized structures. Which statement explains the importance of stomata and guard cells for the plant?

Question 6 options:

They work together to regulate water loss and gas exchange.


They protect the plant from pests.


They regulate the amount of water that enters the plant for cellular respiration.


They are involved in plant reproduction.






Like many multicellular organisms, plants have organs that perform specific functions. Which of the following correctly pairs a plant organ with its function?

Question 7 options:

Plant leaves capture nutrients from rain.


Plant stems store carbon dioxide for cellular respiration.


Plant roots absorb water needed for photosynthesis.


Plant flowers provide the energy needed for eggs to develop.





A cross section of a flower is shown below:



What are the parts of the female reproductive organ?



Question 8 options:

the petals and sepal


the stigma, style, and ovary


the stem and roots


the anther and filament






If some of the xylem of a young oak tree was destroyed, it would most likely interfere with the tree's ability to do which of the following?

Question 9 options:

Move sugars to the roots


Move water to the leaves


Absorb sunlight


Absorb carbon dioxide






Vascular plants use sunlight to make food through the process of photosynthesis. Most food, a sugar, is made in the plant's leaves. How does the plant move the sugar to other parts?

Question 10 options:

The sugar moves through the stomata.


The sugar moves through the phloem.


The sugar moves through the plant cells' vacuoles.


The sugar moves through the xylem.