B11 plants (2) Leaves and stems

What is the function of tannins in leaves?

• Provide nutrients to the plant
• Attract herbivores to the plant
• Deter herbivores and protect the plant from damage
• Help the plant to absorb more sunlight

The main pigment that absorbs sunlight in plants is called

• Tannin

• Melanin
• Chloroplast

• Chlorophyll

Which of the following is not a method that plants can modify leaves for protection?

• Thicken to contain water

• Cover themselves with hairs

• Produce toxins

• Become thin and pointy

The leaf is attached to the stem of the plant by the

• Petiole

• Blade

• Leaflet

• Venation

What plant group has parallel venation on their leaves?

• Monocots

• Eudicots

• Gymnosperms

• Mosses

The plant cuticle is

• A waxy coating on the surface

• The outermost layer of cells

• The tightly packed cells that do photosynthesis

• The loosely packed cells that do photosynthesis

Chloroplasts are mostly found in the ___ cells

• Mesophyll

• Cuticle

• Epidermis

• Stomata

What structure in plants allow for gases to enter and exit leaves?

• Stomata

• Mesophyll

• Cuticle

• Epidermis

What type of plant stem would you expect to be very rigid?

• Woody plant stems

• Herbaceous plant stems

• Angiosperm plant stems

• All the answers are correct

Eudicot vascular bundles are arranged in

• A ring

• Bundles throughout

• Eudicots do not have vascular bundles

• The very center of the stem