Agronomy Degree Practice Exam

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Elevate your agronomy skills with our exam. Prepare using quizzes, flashcards, and multiple choice questions. Familiarize yourself with key concepts and excel in your exam!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

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What is the term for the space between two nodes on a plant stem?

Blade
Internode
Collar
Spike

The correct answer is: Internode

The term for the space between two nodes on a plant stem is known as the internode. Internodes are segments of the stem that lie between nodes, which are the points where leaves, branches, or flowers emerge. Understanding the structure of stems, including the relationships between internodes and nodes, is crucial in agronomy as it affects plant height, spacing, and overall growth patterns. The length and number of internodes can influence light capture and photosynthesis, thereby impacting crop yields. The other terms provided refer to different parts or aspects of plants: the blade is the flat part of a leaf; the collar is the region where the leaf blade meets the stem; and a spike refers to a type of flower cluster. Each of these terms describes unique structures that contribute to a plant's morphology but do not pertain to the segment between nodes on the stem.