Plant Nutrition

Name the pigment which is essential in photosynthesis.

Photosynthesis occurs in palisade mesophyll cells. Which structure inside these cells carries out photosynthesis?

• Chloroplast

• Cytoplasm

• Nucleus

• Vacoule

The raw materials for photosynthesis are __ (Select all that apply)

• Carbon dioxide

• Light energy

• Water

• Nitrate ions

Magnesium ions are used by plants for making __

Which does not occur during photosynthesis?

• Absorption of light by chlorophyll

• Conversion of glucose to sucrose

• Reduction of carbon dioxide to a carbohydrate

• Splitting of water molecules using light energy

Which feature is an adaptation to ensure a good supply of carbon dioxide to the cells inside a leaf?

• Large internal air spaces

• Many chloroplasts in palisade mesophyll cells

• Thin cuticle on the lower epidermis

• Xylem and phloem in veins

What is needed for photosynthesis?

• Chlorophyll, water, light

• Carbon dioxide, chlorophyll, water, light

• Water, light

• Carbon dioxide, chlorophyll, water, oxygen

What are the products of photosynthesis? (Select all that apply)

• Oxygen

• Sucrose

• Glucose

• Water

What term is used to describe factor present in the environment in such short supply that it restricts life process?

How does carbon dioxide get into plant?

• Through the palisade mesophyll cells

• Through the stomata

• Through the waxy cuticles

• Through the roots