The circulatory system is to a human as __________ and _________ are to a plant.

What does a plant need to be able to make its own food? (choose all that apply)

What are produced in photosynthesis? (choose all that apply)

___________ transports water and minerals up from the roots.

_____________ transports sugars down from the leaves.

Pine cones are a part of the plant's ________________ system.

______________ are openings on the underside of leaves where gas exchange takes place.

The ___________ system absorbs water and minerals from the ground.

The __________ system transports molecules by vascular tissue to and from leaves.

In arid conditions, the stomata will ___________ to prevent too much water loss.

A plant's ability to respond to light is _________________.

A plant's ability to respond to touch is _________________.

A plant's ability to respond to gravity is _________________.

A plant's ability to respond to water is _________________.

Select each answer for this paragraph:

Flowers self-pollinate when ____________ is released from the anther and transferred to the stigma. A pollen tube grows through the ______________. The pollen tube reaches an ______________ inside the ovary, where the sperm fertilizes the egg.