a. Annual rings are bands of secondary phloem and medullary rays.
b. The wood of Cycas has vessels.
c. Conjoint vascular bundles are found in the leaves of sunflowers and maize.
Which of the above statement(s) is/are correct?
1. a & b are correct
2. b & c are correct
3. Only a is correct
4. Only c is correct
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology3. Match the following columns.
Column I |
Column II |
A. Cuticle B. Bulliform cells C. Stomata D. Epidermis |
1. Guard cells 2. Single layer 3. Waxylayer 4. Empty colourless cell |
Codes
A B C D
(a) 3 4 1 2
(b) 1 2 3 4
(c) 3 2 4 1
(d) 3 2 1 4
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology