NEET questions
18092 published questions with worked solutions.
- The cytoplasm of a mature sieve tube element occurs
- Which of the following organelles is retained in a mature sieve tube element despite the loss of its nucleus?
- A transverse section of a stem is stained first with safranin and then with fast green following the usual schedule of double...
- Match Column I with Column II and choose the correct option. Column I: A. Meristem B. Parenchyma C. Collenchyma D. Sclerenchyma...
- Match Column I with Column II and choose the correct option. Column I: A. Cuticle B. Bulliform cells C. Stomata D. Epidermis...
- Identify the simple tissue from the following.
- Cells of this tissue are living and show angular wall thickenings. They also provide mechanical support. The tissue is
- A conjoint and open vascular bundle will be observed in the transverse section of
- Interfascicular cambium and cork cambium are formed due to
- Phellogen and phellem respectively denote
- In which of the following pairs of parts of a flowering plant is epidermis absent?
- A plant tissue, when stained, showed the presence of hemicellulose and pectin in the cell wall of its cells. The tissue represents
- In conifers, fibres are likely to be absent in
- Which one of the following cell types always divides by anticlinal cell division?
- What is the fate of primary xylem in a dicot root showing extensive secondary growth?
- Given are a few peculiar parts/structures found in plants: Cucurbita stem, potato tuber, walnut shell, jute fibres. Identify the...
- Assertion: Quiescent centre is found in the centre of the root apex. Reason: Quiescent centre consists of actively dividing cells.
- Which of the following meristems are lateral meristems?
- Which among these statements about collenchyma is true?
- Oval, spherical or polygonal cells, thickened at the corners due to deposition of cellulose, hemicellulose and pectin, often...