The correct answer is:(c) Companion cells Companion cells, which are found in the phloem of vascular plants, retain their nucleus at maturity. They play a crucial role in supporting sieve tube elements, which lose their nucleus at maturity but remain ...
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The correct answer is:(d) Limbs. Voluntary muscles, also known as skeletal muscles, are found in the limbs and are under conscious control, allowing for movement of body parts. Class 9th Science NCERT MCQ Questions NCERT Books MCQ Questions Session 2024-2025.
The correct answer is:(d) striated, uninucleated, branched and involuntary. Cardiac muscles are striated (having a banded appearance), uninucleated (one nucleus per cell), branched (forming a network), and involuntary (their contraction is not under conscious control). They are found in the ...
The correct answer is:(b) Tendons. Nerve cells (neurons) contain nerve endings, dendrites and axons, which are involved in transmitting electrical signals. Tendons, however, are connective tissues that attach muscles to bones Class 9th Science NCERT MCQ Questions NCERT Books MCQ ...
The correct answer is:(d) Osteocytes Osteocytes are the mature bone cells found in bony tissue. They are embedded in the bone matrix and help in maintaining bone tissue. Chondrocytes are found in cartilage, while basophils and mast cells are types ...