15 Questions
How is the transportation of materials carried out in flowering plants?
The transportation of materials in flowering plants is carried out by the vascular system, consisting of conducting tissues like xylem and phloem.
What is the function of xylem in plants?
Xylem conducts water from the roots to the leaves in plants.
In which organisms can the distribution of substances be achieved easily by means of diffusion?
In unicellular and some lower multicellular organisms, the distribution of substances can be achieved easily by means of diffusion.
What are the two kinds of conducting tissues in plants?
The two kinds of conducting tissues in plants are xylem and phloem.
What do the roots of plants absorb from the soil?
The roots of plants absorb water that is required by the leaves for photosynthesis.
Why do higher organisms employ a separate circulatory system for the transport of materials?
Higher organisms employ a separate circulatory system for the efficient transport of materials due to their increased size and complexity.
What is the function of the circulatory system in higher organisms?
Efficient transport of materials
How is the transportation of materials carried out in flowering plants?
By the vascular system
What do the roots of plants absorb from the soil?
Water
What are the two kinds of conducting tissues in plants?
Xylem and Phloem
In which organisms can the distribution of substances be achieved easily by means of diffusion?
Unicellular and some lower multicellular organisms
What is the main function of xylem in plants?
Conducts water from the roots to the leaves
Why do higher organisms require more advanced mechanisms of transport?
As the size and complexity of the organism increases
What substances need to be transported in living organisms?
Nutrients, waste products, messenger molecules, heat, etc.
What is the role of conducting tissues in plants?
To transport water, minerals, and food
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