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Q:

पौधों के लिए किए जाने वाले नीचे दिए गए कार्यों पर विचार कीजिए :

A.पौधे को सहारा देना।

B. ह्यूमस प्रदान करना।

C.भोजन संचित / भण्डारण करना।

D. पानी और खनिजों को अवशोषित करना।

इनमें से जड़ों के कार्य हैं :

  • 1
    केवल A और B
  • 2
    केवल C और D
  • 3
    B , C और D
  • 4
    A , C और D
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Answer : 4. "A , C और D"
Explanation :

Explanation: Roots are the underground structures that help in the absorption of water and minerals, provide a proper anchorage to the plant parts, store reserve food material (Carrot, Radish), and synthesize PGR (plant growth regulators). Sometimes roots get modified to perform different functions like Storage of food, respiration, climbing, etc. These types of roots are called modified roots. Examples - prop root of the Banyan tree for providing support, Pneumatophores of Rhizophora, and Mangrove plants for respiration. So, these statements are correct. A. To give support to the plant. C. To store food. D. To absorb water and minerals.

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