stem and leaves

Which of the following can NOT be a function of plant roots.

• store water

• store food

• support leaves

• take in carbon dioxide from air

Plant stems transports _____________________ ( 2 correct answers)

• water

• sugar (food)

• carbon dioxide

• oxygen

What is the type of this stem ?

• woody stem

• herbaceous stem

• tap stem

• fibrous stem

Herbaceous stem is_________________

• hard and strong

• flexible and green

• hard and green

Which of the following is a function of plant leaves?

• absorbing water form soil

• supporting leaves

• making sugar (food) by the process of photosynthesis

• storing water

These small opening on leaf surfaces ___________

• called stomata and they exchange gases with the environment

• called tomata and they exchange gases with the environment

• called stomata and they exchange food and sugar with the environment

• called stomata and they grow into seeds

In the process of photosynthesis the substances 1 , 2 , and 3 are _________________

• light , water and oxygen

• light, water , and carbon dioxide

• sugar, oxygen, and water

• light, sugar, and water

In the process of photosynthesis the substances 4 and 5 are _________________

• oxygen and carbon dioxide

• water and sugar

• oxygen and sugar

• carbon dioxide and sugar