Leaf Structure and Photosynthesis

Which part of the leaf consists of xylem and phloem?

• vascular bundle

• bundle sheath

• palisade mesophyll

• spongy mesophyll

The outermost layer of CELLS of the leaf is the

• cuticle

• epidermis

• spongy mesophyll

• bundle sheath

Which choice correctly shows the gases that enter and exit plants during photosynthesis?

• Enter: Oxygen
  Exit: Carbon dioxide

• Enter: Water vapor
  Exit: Glucose

• Enter: Carbon dioxide
  Exit: Oxygen

• Enter: Light
  Exit: Water vapor

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which organelle is responsible making food (Glucose) using sunlight?

• Cell Membrane

• Nucleus

• Chloroplast

• Mitochondria

Tags

NGSS.MS-LS1-6

Most of the photosynthesis in a leaf occurs in the

• mesophyll layer (palisades and spongy layers).

• epidermis.

• xylem and phloem.

• stomates.

Tags

NGSS.MS-LS1-6

You would expect to see the highest concentration of chloroplasts in this leaf layer.

• spongy

• palisade

• epidermis

• cuticle

Tags

NGSS.MS-LS1-6

Select all that are products of Photosynthesis.

• Water

• Carbon Dioxide

• Oxygen

• Sunlight (Light Energy)

• Glucose (Sugar/food)

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Why do plants conduct photosynthesis?

• To make light

• To make mitochondria

• To make glucose

• To release carbon dioxide

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the name of the pigment molecule that absorbs light energy and makes plants green?

• chloroplast

• glucose

• mitochondria

• chlorophyll

Tags

NGSS.MS-LS1-6

Identify the leaf part.

• Stomates

• Guard cells

• Mesophyll

• Cuticle

Tags

NGSS.MS-LS1-2