BTS 23
Ecosystem

263028 Which of the following is/are present in Echinoderms :
[NCERT - NCERT-XI-45]

1 Water vascular system
2 Canal system
3 Excretory system
4 All
Ecosystem

263029 Find the correct matching of the following (A) Marginal placentation (i) Marigold (B) Parietal placentation (ii) Pea (C) Axile placentation (iii) Argemone (D) Basal placentation (iv) Chinarose
[NCERT - NCERT - I -65]

1 A-ii, B-iii, C-iv, D-i
2 A-ii, B-iv, C-iii, D-i
3 A-iv, B-ii, C-i, D-iii
4 A-ii, B-iii, C-i, D-iv
Ecosystem

263030 Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Radial vascular bundles present in roots. Reason (R) : Xylem and phIoem with in a vascular bundle are arranged in an altemate manner on different radii. In the light of the above statements, choose the correct answer from the options given below
[NCERT - NC-I-73]

1 Both (A) and (R) are true but (R) is not the correct explanation of (A)
2 (A) is true but (R) is false
3 (A) is false but (R) is true
4 Both (A) and (R) are true and (R) is the correction explanation of (A)
Ecosystem

263031 Which of the following has upright pyramid in all ecological parameters :
[NCERT - NC-II-213]

1 Not possible
2 Aquatic
3 Grassland
4 Tree
Ecosystem

263028 Which of the following is/are present in Echinoderms :
[NCERT - NCERT-XI-45]

1 Water vascular system
2 Canal system
3 Excretory system
4 All
Ecosystem

263029 Find the correct matching of the following (A) Marginal placentation (i) Marigold (B) Parietal placentation (ii) Pea (C) Axile placentation (iii) Argemone (D) Basal placentation (iv) Chinarose
[NCERT - NCERT - I -65]

1 A-ii, B-iii, C-iv, D-i
2 A-ii, B-iv, C-iii, D-i
3 A-iv, B-ii, C-i, D-iii
4 A-ii, B-iii, C-i, D-iv
Ecosystem

263030 Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Radial vascular bundles present in roots. Reason (R) : Xylem and phIoem with in a vascular bundle are arranged in an altemate manner on different radii. In the light of the above statements, choose the correct answer from the options given below
[NCERT - NC-I-73]

1 Both (A) and (R) are true but (R) is not the correct explanation of (A)
2 (A) is true but (R) is false
3 (A) is false but (R) is true
4 Both (A) and (R) are true and (R) is the correction explanation of (A)
Ecosystem

263031 Which of the following has upright pyramid in all ecological parameters :
[NCERT - NC-II-213]

1 Not possible
2 Aquatic
3 Grassland
4 Tree
Ecosystem

263028 Which of the following is/are present in Echinoderms :
[NCERT - NCERT-XI-45]

1 Water vascular system
2 Canal system
3 Excretory system
4 All
Ecosystem

263029 Find the correct matching of the following (A) Marginal placentation (i) Marigold (B) Parietal placentation (ii) Pea (C) Axile placentation (iii) Argemone (D) Basal placentation (iv) Chinarose
[NCERT - NCERT - I -65]

1 A-ii, B-iii, C-iv, D-i
2 A-ii, B-iv, C-iii, D-i
3 A-iv, B-ii, C-i, D-iii
4 A-ii, B-iii, C-i, D-iv
Ecosystem

263030 Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Radial vascular bundles present in roots. Reason (R) : Xylem and phIoem with in a vascular bundle are arranged in an altemate manner on different radii. In the light of the above statements, choose the correct answer from the options given below
[NCERT - NC-I-73]

1 Both (A) and (R) are true but (R) is not the correct explanation of (A)
2 (A) is true but (R) is false
3 (A) is false but (R) is true
4 Both (A) and (R) are true and (R) is the correction explanation of (A)
Ecosystem

263031 Which of the following has upright pyramid in all ecological parameters :
[NCERT - NC-II-213]

1 Not possible
2 Aquatic
3 Grassland
4 Tree
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Ecosystem

263028 Which of the following is/are present in Echinoderms :
[NCERT - NCERT-XI-45]

1 Water vascular system
2 Canal system
3 Excretory system
4 All
Ecosystem

263029 Find the correct matching of the following (A) Marginal placentation (i) Marigold (B) Parietal placentation (ii) Pea (C) Axile placentation (iii) Argemone (D) Basal placentation (iv) Chinarose
[NCERT - NCERT - I -65]

1 A-ii, B-iii, C-iv, D-i
2 A-ii, B-iv, C-iii, D-i
3 A-iv, B-ii, C-i, D-iii
4 A-ii, B-iii, C-i, D-iv
Ecosystem

263030 Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : Radial vascular bundles present in roots. Reason (R) : Xylem and phIoem with in a vascular bundle are arranged in an altemate manner on different radii. In the light of the above statements, choose the correct answer from the options given below
[NCERT - NC-I-73]

1 Both (A) and (R) are true but (R) is not the correct explanation of (A)
2 (A) is true but (R) is false
3 (A) is false but (R) is true
4 Both (A) and (R) are true and (R) is the correction explanation of (A)
Ecosystem

263031 Which of the following has upright pyramid in all ecological parameters :
[NCERT - NC-II-213]

1 Not possible
2 Aquatic
3 Grassland
4 Tree