Advertisements
Advertisements
Question
Why do submerged plants receive weak illumination than exposed floating plants in a lake?
Advertisements
Solution
Submerged plants like Vallisneria receive dim illumination because the majority of the light is reflected back by the water surface whereas, the floating hydrophytes receive and absorb maximum light as they are on the water surface.
RELATED QUESTIONS
Arrange the correct sequence of ecological hierarchy starting from lower to a higher level.
Pedogenesis refers to
Which of the following plant has non-succulent xerophytic and thick leathery leaves with a waxy coating
What is Phytoremediation?
What is Albedo effect and write their effects?
Lichen is considered a good example of obligate mutualism. Explain.
List any two adaptive features evolved in parasites enabling them to live successfully on their host?
Mention any two significant roles of predation plays in nature.
How does an orchid Ophrys ensure its pollination by bees?
Water is very essential for life. Write any three features for plants that enable them to survive in a water-scarce environment.
What is vivipary? Name a plant group that exhibits vivipary.
How is rhytidome act as the structural defense by plants against fire?
Give an account of various types of parasitism with examples.
Match the following and choose the correct combination from the options given below:
| Column I (Interaction) | Column II (Examples) | ||
| I. | Mutualism | i) | Trichoderma and Penicillium |
| II. | Commensalism | ii) | Balanophora, Orobanche |
| III. | Parasitism | iii) | Orchids and Ferns |
| IV. | Predation | iv) | Lichen and Mycorrhiza |
| V. | Amensalism | v) | Nepenthes and Diaonaea |
