1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

what is the role of large bundle sheath cells found around the vascular bundles in C4 plants?

A
To provide the site for photorespiratory pathway
B
To increase the number of chloroplast for the operation of Calvin cycle
C
To enable the plant to tolerate high temperature
D
To protect the vascular tissue from high light intensity
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

The anatomy of springwood shows some peculiar features. Identify the correct set of statements about springwood.

(a) It is also called as the earlywood

(b) In spring season cambium produces xylem elements with narrow vessels

(c) It is lighter in colour

(d) The springwood along with autumn wood shows alternate concentric rings forming annual rings

(e) It has lower density

Choose the correct answer from the options given below:

A
(a), (b), (d) and (e) only
B
(a), (c), (d) and (e) only
C
(a), (b) and (d) only
D
(c), (d) and (e) only
3
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Match List-I with List-II.

List-I List-II
(a) Lenticels (i) Phellogen
(b) Cork cambium (ii) Suberin deposition
(c) Secondary cortex (iii) Exchange of gases
(d) Cork (iv) Phelloderm


Choose the correct answer from the options given below.
A
(a) (b) (c) (d)
(iv) (ii) (i) (iii)
B
(a) (b) (c) (d)
(iv) (i) (iii) (ii)
C
(a) (b) (c) (d)
(iii) (i) (iv) (ii)
D
(a) (b) (c) (d)
(ii) (iii) (iv) (i)
4
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Match List-I with List-II.

List-I List-II
(a) Cells with active cell division capacity (i) Vascular tissues
(b) Tissue having all cells similar in structure and function (ii) Meristematic tissue
(c) Tissue having different types of cells (iii) Sclereids
(d) Dead cells with highly thickened walls and narrow lumen (iv) Simple tissue


Select the correct answer from the options given below.
A
(a) (b) (c) (d)
(iii) (ii) (iv) (i)
B
(a) (b) (c) (d)
(ii) (iv) (i) (iii)
C
(a) (b) (c) (d)
(iv) (iii) (ii) (i)
D
(a) (b) (c) (d)
(i) (ii) (iii) (iv)
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