NEET: Multiple Choice question: Agents of Pollination

1. Consider the following statemens and select the option with respect to correct statements.

1. Majority of plants use biotic agents for Pollination.

2. Some of the plants uses Abiotic agents for the pollination.

3. To ensure the pollination and compensate the loss of pollination, anther produces large amount of pollination.

A. One         B. Two

C. Three       D. None

Answer: C Explanation 

2. In wind pollinating flower, which of the characters is not required.

A. Flowers are packed in form of inflorescence. 

B. Flowers are large , colourful and fragmented.

C. They posses only a single ovule.

D. Stamen is well exposed for easily dispersal of pollen grains.

Answer : B Explanation 

3.Match the list: 

A.Anaemophily 1. Insect

B.Ornithophily  2. Wind

C.Entomophily   3. Bird

D.Chiropterophily 4. Bat

       A    B   C   D

A.    1    2    3   4

B.    2    3    1   4

C.    3    1    2   4

D.   1     3    2   4

Answer: B Explanation 

4.Tassel is nothing but it is  

A. Stamen      

B. Style

C. Stigma  

D. Stigma & Style

Answer: D Explanation 

5. Consider the following wind pollinating flower and select the correct code:

1. Maize   2. Corn  3. Grass

A. 1 and 2

B. 2 and 3

C.1 and 3

D. 1,2 and 3

Answer: D Explanation 

6. Consider the following statement for the feature of wind pollinating flower and select the correct code:

1. Stamens are well exposed for easily transportation of pollen grain in wind current.

2. Pollen grain are non sticky and light in weight for easily dispersal of pollen grain

A. Only 1   B.  Only 2 

C. Both 1 and 2  

D. Neither 1 nor 2 

Answer : D Explanation 

7. Which of the following feature of wind pollinating flower is for easily trapping of air borne pollen grain.

A. Flowers are packed in form of inflorescence. 

B.Flowers have single ovule in ovary.

C. Stigma is large and   feathery.

D. All of the above

Answer: D Explanation 

8. Water pollination is rare and limited, found in mostly cotyledons about 

A. 40 Genera

B. 10 Genera

C. 30 Genera

D. 25 Genera.

Answer : C Explanation 

9. Which one of the following is marine sea grass, pollinated by the water.

A. Eichhornia 

B. Hydrilla

C.Vallisneria

D. Zostera.

Answer: D Explanation 

10. In which group of plants , flowers are emerged above the level of water surface and pollinated by insect or wind.

A. Water Hyacinth & water lily

B. Vallisneria and Hydrilla

C. Water lily and Zostera

D. Vallisneria and water hyacinth 

Answer : A Explanation 

11. Consider the following statemens and select the option with respect to correct statements.

1. In Vallisneria,  female flowers reaches the surface of water by the long stalk.

2. In Zostera, male flower release pollen grain inside the water.

3. In water hyacinth, male flower release pollen grain inside the water

4. In Water lily, both male and female  flower are submerged inside the water.

A. One        B. Two 

C. Three     D. Four 

Answer : B Explanation 

12. In which of the following marine aquatic plant, both male and female flowers are located inside the water.

A. Zostera

B. Eichhornia 

C. Hydrilla 

D. Vallisneria 

Answer : A Explanation 

13. Which of the following statement is not correct.

A. The pollen grain are  long and  ribbon shape in water pollinating flowers.

B. Pollen grains are covered by mucilaginous covering to get protection from wetting.

C. In Zostera, Male flower is emerged and release pollen grain at surface of water.

D. Vallisneria and Hydrilla are fresh water pollinating plants.

Answer: C Explanation 

14. Consider the following statement and select the correct code for insect pollinating flowers.

1. Flowers are large  , colourful, fragmented and rich in nectar.

2. If flowers are small than arrange in form of inflorescence.

3. The flowers pollinated by  flies and beetle secrete foul  odour to attract them.

4. To sustain visit of pollinator, flowers provide floral awards in form of nectar and pollen grain.

A.  1, 2 ,3 and 4

B. 2, 3 and 4

C.  1,3 and 4

D.  1,2 and 4 

Answer: A Explanation 

15. Amorphophallus is tallest flower which provide safe place to lay egg of insect. Amorphophallus is 

A. 4 feet in height

B. 6 feet in height

C. 7 feet in height

D. 8 feet in height 

Answer: B Explanation 

16. Which of the following statements is not correct.

A. Both Wind and water pollinating flowers are not very colourful and not produce nectar.

B. Moth and Yucca can not complete its life cycle without each other.

C. Sun bird and humming bird are also pollinating agents.

D. Gecko lizard and garden lizard are arboreal animal involved in pollination.

Answer : D Explanation 

17. Consider the following statemens and select the option with respect to correct statements.

1. Some primates like lemur and tree dwelling animal are pollinator.

2. Moth deposited its egg in ovarian locule of Yucca in turn of pollination. 

3. Among the insect, bee are dominating pollinator.

4. Wind pollination is quite common in grasses.

A. One         B. Two

C.Three       D. Four 

Answer : D Explanation