What is the main function of the waxy cuticle on a leaf?, Transport sugars, Absorb water from the soil, Absorb carbon dioxide, Reduce water loss, Which tissue contains many chloroplasts and is a major site of photosynthesis?, Upper epidermis, Lower epidermis, Palisade mesophyll, Phloem, Which structures are commonly found in a leaf? Select every correct answer., Guard cells, Vascular bundles, Nephrons, Stomata, Stomata allow gases such as carbon dioxide and oxygen to move into and out of a leaf., True, False, What is the main function of xylem in a leaf?, Control stomatal opening, Transport water and mineral ions, Carry out most photosynthesis, Transport sugars away from the leaf, What is the main function of phloem in a leaf?, Transport only water, Protect the leaf surface, Open and close stomata, Transport sugars and other organic substances, The spongy mesophyll contains air spaces that help gases move through the leaf., True, False, Why are many palisade mesophyll cells located near the upper surface of a leaf?, To receive more light for photosynthesis, To prevent all gas exchange, To absorb minerals directly from soil, To transport sugars through the plant, Which cells control whether a stoma is open or closed?, Xylem cells, Guard cells, Phloem cells, Palisade cells, Which feature of a leaf helps it absorb carbon dioxide efficiently for photosynthesis?, A large surface area, A lack of stomata, A very thick leaf with no air spaces, A thick waxy cuticle only

leaf structure

от
Печат
За вграждане

Табло

Визуален стил

Опции

Шаблон за превключване

Възстановяване на авто-записаната: ?