Anatomy of Flowering Plants NEET Questions:
1. Stomata in grass leaf are________ (NEET-2018)
(1) Dumb-bell shaped
(2) Kidney shaped
(3) Rectangular
(4) Barrel shaped
Answer: 1
(1) Dumb-bell shaped
(2) Kidney shaped
(3) Rectangular
(4) Barrel shaped
Answer: 1
2. Secondary xylem and phloem in dicot stem are produced by___ (NEET-2018)
(1) Apical meristems
(2) Vascular cambium
(3) Phellogen
(4) Axillary meristems
Answer: 2
3. Casparian strips occur in_____ (NEET-2018)
(1) Epidermis
(2) Pericycle
(3) Cortex
(4) Endodermis
Answer: 4
4. Plants having little or no secondary growth are_____ (NEET-2018)
(1) Grasses
(2) Deciduous angiosperms
(3) Conifers
(4) Cycads
Answer: 1
5. The vascular cambium normally gives rise to : (NEET-2017)
(1) Primary Phloem
(2) Secondary xylem
(3) Periderm
(4) Phelloderm
Answer: 2
6. Which of the following is made up of dead cells? (NEET-2017)
(1) Collenchyma
(2) Phellem
(3) Phloem
(4) Xylem parenchyma
Answer: 2
7. Identify the wrong statement in context of heartwood: (NEET-2017)
(1) It is highly durable
(2) It conducts water and minerals efficiently
(3) It comprises dead elements with highly lignified walls
(4) Organic compounds are deposited in it
Answer : 2
8. Specialised epidermal cells surrounding the guard cells are called : (NEET-I 2016)
(1) Complementary cells
(2) Subsidiary cells
(3) Bulliform cells
(4) Lenticels
Answer: 2
9. Cortex is the region found between :- (NEET-II 2016)
(1) Endodermis and pith
(2) Endodermis and vascular bundle
(3) Epidermis and Stele
(4) Pericycle and endodermis
Answer: 3
10. The balloon-shaped structures called tyloses : (NEET-II 2016)
(1) Are extensions of xylem parenchyma cells into vessels
(2) Are linked to the ascent of sap through xylem vessels
(3) Originate in the lumen of vessels
(4) Characterize the sapwood
Answer: 1
11. Age of a tree can be estimated by : (NEET-2013)
(1) Diameter of its heartwood
(2) Its height and girth
(3) Biomass
(4) Number of annual rings
Answer: 4
12. Lenticels are involved in : (NEET-2013)
(1) Photosynthesis
(2) Transpiration
(3) Gaseous exchange
(4) Food transport
Answer: 3
13. Interfascicular cambium develops from the cells of: (NEET-2013)
(1) Pericycle
(2) Medical rays
(3) Xylem parenchyma
(4) Endodermis
Answer: 2