MCQ on Calvin Cycle Dear Students, Welcome to MCQ on Calvin Cycle (Plant Physiology MCQ-02) This MCQ set consists of Plant Physiology Multiple Choice Questions from the topic Photosynthesis – Dark Reaction – Calvin Cycle with Answer Key. These questions can be used for the preparation of all the competitive examinations […]
MCQ on Photosynthesis Dear Students, Welcome to Plant Physiology MCQ-01 (Photosynthesis). This MCQ set consists of Plant Physiology Multiple Choice Questions from the topic Photosynthesis – The Light and Dark Reactions of Photosynthesis with Answer Key. These questions can be used for the preparation of all the competitive examinations in Biology […]
The Gymnosperms are with high economic importance to mankind. For easy understanding, the economic importance of Gymnosperms can be categorized in the following heads: Economic Importance of Gymnosperms Food Value Medicinal Value Timber Value Source of Oil Industrial Value Ornamental Value Other Uses (1). Food Value Ø Cycads are a […]
Secondary thickening in monocot plants is a rare phenomenon that occurs in only a few species, such as Dracaena, Yucca, and Agave. Unlike most monocots, which exhibit limited or no secondary growth, these plants have the ability to produce new vascular tissues and increase their stem girth over time. Interestingly, […]
What are Caytoniales? Ø Caytoniales were a small group of extinct Gymnospermic plants. Ø First described by Hamshaw Thomas in 1925 from the late Triassic period. Ø Caytonia is a berry-like cupules with numerous small seeds. Examples of Caytoniales Ø Leaves: Sagenopteris Ø Microsporophylls: Caytonanthus Ø Megasporophylls: Caytonia and Gristhorpia […]