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प्रश्न
Water is very essential for life. Write any three features for plants that enable them to survive in a water-scarce environment.
उत्तर
- Presence of a highly developed root system to absorb water.
- Stems and leaves are covered with waxing coating or dense hairs to avoid transpirational loss.
- Modified leaves generally leathery and shiny to reflect light and heat.
संबंधित प्रश्न
Arrange the correct sequence of ecological hierarchy starting from lower to a higher level.
Pedogenesis refers to
Mycorrhiza promotes plant growth by
What is Phytoremediation?
What is Albedo effect and write their effects?
Lichen is considered as 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?
Why do submerged plants receive weak illumination than exposed floating plants in a lake?
What is vivipary? Name a plant group that exhibits vivipary.
How is rhytidome act as the structural defense by plants against fire?
List out the effects of fire on plants.
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 |
