341645
Which one of the following is an example of cleistogamy?
1 Commelina
2 Oxalis
3 Viola
4 All the above
Explanation:
In cleistogamy, bisexual flowers never open therefore the pollen grains may only pollinate the stigma of the same flower. eg. Commelina benghalensis (dayflower) , viola, oxalis.
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341646
In seed plant __________ are the carriers of male gametes
1 Pollen tube
2 Water
3 Air
4 All
Explanation:
In seed plant Pollen tube are the carriers of male gametes
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341647
Identify the type of flowers mentioned X.
1 Chasmogamous
2 Cleistogamous
3 Beautiful with nectar
4 Insect - pollinated
Explanation:
Fig 2.9 from NCERT
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341648
Even in the absence of pollinating agents seed setting is assured in
1 Commelina
2 Zostera
3 Salvia
4 Fig
Explanation:
Even in the absence of pollinating agents seed setting is assured in Commelina as it has cleistogamous flowers.
341645
Which one of the following is an example of cleistogamy?
1 Commelina
2 Oxalis
3 Viola
4 All the above
Explanation:
In cleistogamy, bisexual flowers never open therefore the pollen grains may only pollinate the stigma of the same flower. eg. Commelina benghalensis (dayflower) , viola, oxalis.
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341646
In seed plant __________ are the carriers of male gametes
1 Pollen tube
2 Water
3 Air
4 All
Explanation:
In seed plant Pollen tube are the carriers of male gametes
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341647
Identify the type of flowers mentioned X.
1 Chasmogamous
2 Cleistogamous
3 Beautiful with nectar
4 Insect - pollinated
Explanation:
Fig 2.9 from NCERT
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341648
Even in the absence of pollinating agents seed setting is assured in
1 Commelina
2 Zostera
3 Salvia
4 Fig
Explanation:
Even in the absence of pollinating agents seed setting is assured in Commelina as it has cleistogamous flowers.
341645
Which one of the following is an example of cleistogamy?
1 Commelina
2 Oxalis
3 Viola
4 All the above
Explanation:
In cleistogamy, bisexual flowers never open therefore the pollen grains may only pollinate the stigma of the same flower. eg. Commelina benghalensis (dayflower) , viola, oxalis.
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341646
In seed plant __________ are the carriers of male gametes
1 Pollen tube
2 Water
3 Air
4 All
Explanation:
In seed plant Pollen tube are the carriers of male gametes
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341647
Identify the type of flowers mentioned X.
1 Chasmogamous
2 Cleistogamous
3 Beautiful with nectar
4 Insect - pollinated
Explanation:
Fig 2.9 from NCERT
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341648
Even in the absence of pollinating agents seed setting is assured in
1 Commelina
2 Zostera
3 Salvia
4 Fig
Explanation:
Even in the absence of pollinating agents seed setting is assured in Commelina as it has cleistogamous flowers.
341645
Which one of the following is an example of cleistogamy?
1 Commelina
2 Oxalis
3 Viola
4 All the above
Explanation:
In cleistogamy, bisexual flowers never open therefore the pollen grains may only pollinate the stigma of the same flower. eg. Commelina benghalensis (dayflower) , viola, oxalis.
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341646
In seed plant __________ are the carriers of male gametes
1 Pollen tube
2 Water
3 Air
4 All
Explanation:
In seed plant Pollen tube are the carriers of male gametes
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341647
Identify the type of flowers mentioned X.
1 Chasmogamous
2 Cleistogamous
3 Beautiful with nectar
4 Insect - pollinated
Explanation:
Fig 2.9 from NCERT
BIOXII02: SEXUAL REPRODUCTION IN FLOWERING PLANTS
341648
Even in the absence of pollinating agents seed setting is assured in
1 Commelina
2 Zostera
3 Salvia
4 Fig
Explanation:
Even in the absence of pollinating agents seed setting is assured in Commelina as it has cleistogamous flowers.
