Plant Organs: Structure and Function

What is one of the primary functions of roots in plants?

• To transport food

• To perform photosynthesis

• To anchor the plant

• To produce flowers

Which part of the plant is responsible for transporting water and minerals from the roots to the leaves?

• Phloem

• Xylem

• Stomata

• Chloroplast

What is the main role of leaves in plants?

• To transport minerals

• To carry out photosynthesis

• To absorb water

• To anchor the plant

Which type of plants lose their leaves annually?

• Coniferous

• Deciduous

• Evergreen

• Tropical

What is the byproduct of photosynthesis that is beneficial to humans?

• Glucose

• Oxygen

• Water

• Carbon dioxide

Which part of the leaf contains chloroplasts for capturing sunlight?

• Guard cells

• Spongy mesophyll

• Palisades mesophyll

• Stomata

What is the function of guard cells in plant leaves?

• To absorb sunlight

• To produce glucose

• To open and close stomata

• To transport water

How do plants prevent excessive water loss?

• By producing more leaves

• By opening stomata

• By using xylem

• By having a waxy cuticle

What is the role of the spongy mesophyll in leaves?

• To store water

• To capture sunlight

• To facilitate gas exchange

• To transport nutrients

What process allows water to move up from the roots to the leaves?

• Photosynthesis

• Capillary action

• Respiration

• Transpiration