Plant Kingdom · Question 11

Identify the pair of heterosporous pteridophytes among the following :

1. Selaginella and Salvinia
2. Psilotum and Salvinia
3. Equisetum and Salvinia
4. Lycopodium and Selaginella

Given below are two statements : One labelled as Assertion A and the other labelled as Reason R: In the light of the above statements, choose the most appropriate answer from options given below:

1. Both A and R are correct but R is NOT the correct explanation of A
2. A is correct but R is not correct
3. A is not correct but R is correct
4. Both A and R are correct and R is the correct explanation of A

Given below are two statements : One labelled as Assertion A and the other labelled as Reason R: In the light of the above statements, choose the correct answer from the options given below :

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 correct explanation of A

Hydrocolloid carrageen is obtained from :

1. Chlorophyceae and Phaeophyceae
2. Phaeophyceae and Rhodophyceae
3. Rhodophyceae only
4. Phaeophyceae only

Which of the following is incorrectly matched?

1. Ectocarpus - Fucoxanthin
2. Ulothrix - Mannitol
3. Porphyra - Floridian Starch
4. Volvox - Starch

Match the plant with the kind of life cycle it exhibits: Choose the correct answer from the options given below :

1. (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
2. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
3. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
4. (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)

Match List-I with List-II : Choose the correct answer from the options given below

1. (a) - (ii), (b) - (iii), (c) - (i), (d) - (iv)
2. (a) - (iii), (b) - (i), (c) - (ii), (d) - (iv)
3. (a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)
4. (a) - (iii), (b) - (ii), (c) - (i), (d) - (iv)

Read the following statements and identify the characters related to the alga shown in the diagram : [Figure] Choose the correct answer from the options given below :

1. C, D and E only
2. A and B only
3. A, B and C only
4. A, C and D only

Gemmae are present in

1. Some Liverworts
2. Mosses
3. Pteridophytes
4. Some Gymnosperms

Which of the following algae produce Carrageen?

1. Blue-green algae
2. Green algae
3. Brown algae
4. Red algae