Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

18 Questions

0 Views

Plant Waste Products and Organ Donation

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main function of stomata on the leaves of a plant?

Release oxygen during respiration

Facilitate gaseous exchange for photosynthesis (correct)

Absorb water for growth

Store excess nutrients

When do the stomatal pores on leaves close?

During the night when photosynthesis stops

When the plant needs more carbon dioxide

When guard cells shrink and lose water (correct)

When there is excess water in the soil

What is the purpose of placing potassium hydroxide in the experimental set-up with the plants?

To absorb carbon dioxide released by the plants (correct)

To increase the rate of transpiration

To absorb excess water from the soil

To provide nutrients to the plants

What causes the stomatal pores to open on leaves?

Swelling of guard cells due to water influx Signup and view all the answers

In addition to leaves, where else does gaseous exchange occur in plants according to the text?

Stems, roots, and leaves surfaces Signup and view all the answers

What is the function of guard cells in relation to stomata?

To regulate opening and closing of stomatal pores Signup and view all the answers

How do plants store waste products like resins and gums?

In cellular vacuoles Signup and view all the answers

What is an example of plant waste excretion mentioned in the text?

Storage in leaves that fall off Signup and view all the answers

Which plant tissue is mentioned to store waste products like resins and gums primarily?

Xylem Signup and view all the answers

How do plants excrete waste substances into the environment?

Through their leaves Signup and view all the answers

When does most organ and tissue donation occur, according to the text?

After the donor has died Signup and view all the answers

What is a common transplantation mentioned in the text?

Kidney transplant Signup and view all the answers

What is the reason for plants having low energy needs?

As a result of having dead cells in many tissues Signup and view all the answers

Which part of the plant actively takes up ions to create a concentration difference for water uptake?

Root cells Signup and view all the answers

What is the main function of xylem in plants?

Conduct water and minerals from roots to other parts of the plant Signup and view all the answers

Why is the pressure created by water uptake at the roots unlikely to be enough to move water over tall plant heights?

The pressure is too low to overcome gravity over large distances Signup and view all the answers

Which tissue transports products of photosynthesis from leaves to other parts of the plant?

Phloem Signup and view all the answers

Why is it important for conducting tubes in plants to be interconnected and form a continuous system?

To create a system of water-conducting channels reaching all parts of the plant Signup and view all the answers