Evolution of Plant Structures

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What is the main limitation of bryophytes in terms of growth?

Their ability to obtain sunlight

Their inability to undergo photosynthesis

Their reliance on osmosis for water transport (correct)

Their lack of vascular tissue

What is the primary function of phloem in vascular plants?

To strengthen cell walls with silica

To transport products of photosynthesis throughout the plant (correct)

To transport water from roots to shoots

To produce seeds

What is the function of xylem in vascular plants?

To transport products of photosynthesis

To produce seeds

To strengthen cell walls with silica

To transport water from roots to shoots (correct)

What is the characteristic that allows seed plants to thrive in a wider range of environments?

Their ability to disperse pollen in the air (C) Signup and view all the answers

What is a characteristic that all members of Kingdom Plantae possess?

Eukaryotic (D) Signup and view all the answers

What is the main difference between gymnosperms and bryophytes?

Their ability to produce seeds (D) Signup and view all the answers

What is the term for the diploid generation of ferns?

Sporophyte (D) Signup and view all the answers

What is the main function of roots in plants?

To absorb water and nutrients from the soil (C) Signup and view all the answers

What is the role of the diploid sporophyte generation in plants?

To produce haploid spores (C) Signup and view all the answers

What is the term for the haploid generation of ferns?

Gametophyte (A) Signup and view all the answers

What is necessary for plants to undergo photosynthesis?

Sunlight, water, and carbon dioxide (D) Signup and view all the answers

What is the term for the structure that anchors bryophytes to the ground?

Rhizoid (C) Signup and view all the answers

What is the function of the archegonium in bryophytes?

To produce eggs (B) Signup and view all the answers

What is the ancestor of modern plants?

Aquatic multicellular green algae (D) Signup and view all the answers

What is the main characteristic of horsetails?

They strengthen their cell walls with silica (C) Signup and view all the answers

What is the function of apical meristem in plant roots?

Active cell division causing root growth (B) Signup and view all the answers

What is the main function of root hairs in plant roots?

Increase surface area for absorption of water and minerals (D) Signup and view all the answers

What is the primary function of stems in plants?

Transporting water and nutrients throughout the plant (C) Signup and view all the answers

Which process is responsible for water movement up the stem and into the leaves?

All of the above (D) Signup and view all the answers

What is the function of vascular cambium in plant stems?

Forming new xylem and phloem cells (D) Signup and view all the answers

What is the main function of phloem tissue in plant stems?

Transporting sugars and other organic compounds (A) Signup and view all the answers

What is the function of the cork cambium in plant stems?

Forming new cork cells (D) Signup and view all the answers

What is the primary function of xylem tissue in plant stems?

Transporting water and minerals (B) Signup and view all the answers

What is the function of the endodermis in plant roots?

Regulating the flow of water and minerals into the xylem (D) Signup and view all the answers

What is the primary function of the Casparian strip in plant roots?

Preventing the backflow of water from the xylem (B) Signup and view all the answers