Science Unit 1 - Quiz 2: Plant Systems

The gas that goes out of the leaf through the stomata is _____.

oxygen

What do you call the leaf layer containing most of the chloroplasts?

palisade layer

When the glucose units are all stacked together, they make _____.

starch

Cells in a plant's _____ provide support so that the plant can remain upright.

stem

The roots are connected to the leaves by the _____.

stems

Starch is a type of _____.

sugar

Photosynthesis uses carbon dioxide and water to produce _____ and oxygen.

sugars

What is the purpose of the vascular cylinder?

transport water and minerals to the plant

Phloem transports water and minerals. ⚪ True ⚪ False

False

Root hairs are found mostly on the stomata. ⚪ True ⚪ False

False

The lower epidermis is covered with cuticle. ⚪ True ⚪ False

False

Xylem transports food. ⚪ True ⚪ False

False

What cells control the opening and closing of the stomata?

Guard

The food-storage part of a root is the _____.

cortex

Chloroplasts are green oval bodies in a leaf. ⚪ True ⚪ False

True

Magnesium is an important mineral in chlorophyll. ⚪ True ⚪ False

True

The spongy layer of leaves stores water and food. ⚪ True ⚪ False

True

Transport means to move something from one place to another. ⚪ True ⚪ False

True

What do you call the outside layer (skin) of a root which contains hairs?

epidermis

What do you call the natural fertilizer?

organic fertilizer

The vertical tubes within a plant's stem which act like "elevators" for transporting food, water, and minerals are Xylem and _____.

phloem

What do you call the dead xylem and phloem cells of a woody plant?

pith

What do you call the part of the leaf containing the xylem and phloem?

vein

The cuticle of a leaf is a _____ layer which helps prevent excessive evaporation.

waxy

A family of plants high in protein is _____. ⚪ legumes ⚪ mushrooms ⚪ grasses ⚪ trees

⚫ legumes