Knowledge Booster: Lucent Edition (07 Sep 2026)
Welcome to today's Lucent Knowledge Booster! We've handpicked 10 essential questions from our database to help you sharpen your skills. Dive in and test your knowledge!
Q1. पौधों में जल का परिवहन कौन करता है? / Which tissue transports water in plants?
- A) Xylem / जाइलम
- B) Phloem / फ्लोएम
- C) Cambium / कैम्बियम
- D) Epidermis / एपिडर्मिस
Correct Answer: Xylem / जाइलम
Explanation: It transports water from roots to other parts.
Q2. पौधों में भोजन किस ऊतक द्वारा परिवाहित होता है? / Which tissue transports food in plants?
- A) Cambium
- B) Xylem
- C) Phloem
- D) Cortex
Correct Answer: Phloem
Explanation: It carries sugars.
Q3. मानव त्वचा की बाहरी परत क्या कहलाती है? / What is the outer layer of human skin called?
- A) Hypodermis
- B) Dermis
- C) Epidermis
- D) Melanin
Correct Answer: Epidermis
Explanation: Provides protection.
Q4. पित्तरस कहाँ से निकलता है? / Bile is secreted from where?
- A) Liver / यकृत
- B) Pancreas / अग्न्याशय
- C) Kidney / गुर्दा
- D) Stomach / आमाशय
Correct Answer: Liver / यकृत
Explanation: Bile helps in fat digestion.
Q5. आनुवंशिक जानकारी कौन वहन करता है? / What carries genetic information?
- A) DNA / डीएनए
- B) RNA / आरएनए
- C) Protein / प्रोटीन
- D) Lipid / लिपिड
Correct Answer: DNA / डीएनए
Explanation: DNA stores hereditary information.
Q6. लाल रक्त कण (Red Blood Cells) को क्या कहा जाता है? / What are Red Blood Cells called?
- A) Leukocytes
- B) Erythrocytes
- C) Plasma cells
- D) Neurons
Correct Answer: Erythrocytes
Explanation: Erythrocytes carry oxygen throughout the body.
Q7. पनीर बनाने में किसका उपयोग होता है? / What is used in cheese making?
- A) Aspergillus (fungus) / एस्पर्जिलस (कवक)
- B) Lactobacillus / लैक्टोबैसिलस
- C) Yeast / यीस्ट
- D) Rhizobium / राइजोबियम
Correct Answer: Lactobacillus / लैक्टोबैसिलस
Explanation: The correct answer to your question is B) Lactobacillus / लैक्टोबैसिलस, not Aspergillus.
Q8. हीमोग्लोबिन में कौन-सा तत्व होता है? / Which element is present in hemoglobin?
- A) Iron / लोहा
- B) Calcium / कैल्शियम
- C) Sodium / सोडियम
- D) Potassium / पोटैशियम
Correct Answer: Iron / लोहा
Explanation: Iron binds oxygen in the blood.
Q9. क्लोरोफिल का मुख्य कार्य क्या है? / Main function of chlorophyll?
- A) Break proteins
- B) Store water
- C) Transport minerals
- D) Absorb light energy
Correct Answer: Absorb light energy
Explanation: Essential for photosynthesis.
Q10. जीन शब्द का प्रथम प्रयोग किसने किया? / Who first used the term "gene"?
- A) Morgan
- B) Gregor Mendel
- C) Darwin
- D) Wilhelm Johannsen
Correct Answer: Wilhelm Johannsen
Explanation: In 1909.
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