ANNUAL EXAM CLASS 6 SCIENCE
ANNUAL EXAM CLASS 6 SCIENCE-2026 7. Why can not our elbow bend backwards ? explain? Ans. Our elbow cannot bend backwards primarily because it is designed as a hinge joint, which is structurally built to allow movement in only one direction, similar to the hinges on a door. 7. हमारी कोहनी पीछे की ओर क्यों नहीं मुड़ सकती ? समझाएँ ? उत्तर: हमारी कोहनी पीछे की ओर इसलिए नहीं मुड़ सकती क्योंकि यह एक हिंज जॉइंट की तरह डिज़ाइन की गई है , जो बनावट में सिर्फ़ एक ही दिशा में मूवमेंट करने देती है , ठीक दरवाज़े के कब्ज़ों की तरह। 10. Write the difference between fertilizers and manure? In your opinion which of these two would be more beneficial to use? Ans. Fertilizers are synthetic, nutrient-specific compounds produced in factories that offer rapid plant growth, whereas manure is an organic, biodegradable substance derived from decomposed animal and plant waste, enhancing soil structure and humus. Manure improves soil long-term, wh...