RRB Technician Grade III · 24 Dec 2024 · Shift 3 — General Science
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1 General Science questions from RRB Technician Grade III · 24 Dec 2024 · Shift 3, with answers and Hindi and English explanations.
1.
निम्नलिखित में से कौन-सी कवक में ऊर्ध्व तंतुओ पर सूक्ष्म गुच्छ (गोल) संरचनाए (tiny blob-on-a-stick structures) है, जो जनन में सम्मि लित होती हैं?
Which of the following fungi have tiny blob-on-a-stick structures on upright filaments, which are involved in reproduction?
- (A)बीजाणुधानी (Sporangia)Sporangia
- (B)बीजाणुद्द्भिद (Sporophyte)Sporophyte
- (C)शुक्राणुजन (Spermatogonia)Spermatogonia
- (D)युग्मकोद्भि द (Gametophyte)Gametophyte
Show answer and explanation
Answer: (A)
बीजाणुधानी (Sporangia)
Sporangia
ब्रेड मोल्ड (राइज़ोपस) में सीधे कवक-तंतुओं पर दिखने वाली छोटी गोल संरचनाएँ बीजाणुधानियाँ हैं, जिनमें जनन हेतु बीजाणु होते हैं।
In bread mould (Rhizopus), the tiny blob-on-a-stick structures on upright hyphae are sporangia, which contain spores for reproduction.
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