NEET Test Series from KOTA - 10 Papers In MS WORD
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Morphology of Plants
62525
The glumes are modified
1 petals
2 sepals
3 tepals
4 bracts
Explanation:
D In the family Graminae at the base of spikelet 2 sterile or empty bract called the glume. Bracts are specialized leaves present in axis of flower small, dry scaly bracts are called as glumes. ex- Wheat and grass. Glume is a scale at the base of each flower is spikelet. Glumes may be similar in form to the lemnas.
MP PMT-2013
Morphology of Plants
62528
Which one of the following diagrams represents the placentation in Dianthus
1
2
3
4
Explanation:
C Dianthus belongs to the family Caryophyllaceae that shows the free-central type of placentation. - In this type of ovules are arranged on the central axis which is not attached with the ovary by any kind of septum. - Parietal placentation is an arrangement in which ovules develop on the inner wall of the ovary. ExBrassica - Marginal placentation is a type of placentation in which the placenta forms a ridge or margin along the vental suture. Ex- pea
AIPMT (Mains)-2011
Morphology of Plants
62466
The following plant is characterized by trimerous flowers, superior and trilocular ovary with axile placentation. #[Qdiff: Easy, QCat: Theory Based, examname: Shift-II , AP EAPCET-22.05.2023]#
1 Solanum nigrum
2 Yucca gloriosa
3 Capsicum frutiscens
4 Petunia alba
Explanation:
B Trimerous flowers, superior and trilocular ovary with axile plancentation is characteristic of Liliaceae family. Many plants belonging to this family are good ornamentals eg. tulip and gloriosa. In this family calyx and corolla are not distinct and are termed as perianth.
Morphology of Plants
62513
How many plants in the list given below have marginal placentation Mustard, Gram, Tulip, Asparagus, Arhar, Sunn hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin #[Qdiff: Hard, QCat: Numerical Based, examname: AIPMT (Mains)-2012
Placentation :- - It is defined as the arrangement of ovules within the ovary (Placenta). - Several different forms of placentation can be seen in flowering plants.
D In the family Graminae at the base of spikelet 2 sterile or empty bract called the glume. Bracts are specialized leaves present in axis of flower small, dry scaly bracts are called as glumes. ex- Wheat and grass. Glume is a scale at the base of each flower is spikelet. Glumes may be similar in form to the lemnas.
MP PMT-2013
Morphology of Plants
62528
Which one of the following diagrams represents the placentation in Dianthus
1
2
3
4
Explanation:
C Dianthus belongs to the family Caryophyllaceae that shows the free-central type of placentation. - In this type of ovules are arranged on the central axis which is not attached with the ovary by any kind of septum. - Parietal placentation is an arrangement in which ovules develop on the inner wall of the ovary. ExBrassica - Marginal placentation is a type of placentation in which the placenta forms a ridge or margin along the vental suture. Ex- pea
AIPMT (Mains)-2011
Morphology of Plants
62466
The following plant is characterized by trimerous flowers, superior and trilocular ovary with axile placentation. #[Qdiff: Easy, QCat: Theory Based, examname: Shift-II , AP EAPCET-22.05.2023]#
1 Solanum nigrum
2 Yucca gloriosa
3 Capsicum frutiscens
4 Petunia alba
Explanation:
B Trimerous flowers, superior and trilocular ovary with axile plancentation is characteristic of Liliaceae family. Many plants belonging to this family are good ornamentals eg. tulip and gloriosa. In this family calyx and corolla are not distinct and are termed as perianth.
Morphology of Plants
62513
How many plants in the list given below have marginal placentation Mustard, Gram, Tulip, Asparagus, Arhar, Sunn hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin #[Qdiff: Hard, QCat: Numerical Based, examname: AIPMT (Mains)-2012
Placentation :- - It is defined as the arrangement of ovules within the ovary (Placenta). - Several different forms of placentation can be seen in flowering plants.
D In the family Graminae at the base of spikelet 2 sterile or empty bract called the glume. Bracts are specialized leaves present in axis of flower small, dry scaly bracts are called as glumes. ex- Wheat and grass. Glume is a scale at the base of each flower is spikelet. Glumes may be similar in form to the lemnas.
MP PMT-2013
Morphology of Plants
62528
Which one of the following diagrams represents the placentation in Dianthus
1
2
3
4
Explanation:
C Dianthus belongs to the family Caryophyllaceae that shows the free-central type of placentation. - In this type of ovules are arranged on the central axis which is not attached with the ovary by any kind of septum. - Parietal placentation is an arrangement in which ovules develop on the inner wall of the ovary. ExBrassica - Marginal placentation is a type of placentation in which the placenta forms a ridge or margin along the vental suture. Ex- pea
AIPMT (Mains)-2011
Morphology of Plants
62466
The following plant is characterized by trimerous flowers, superior and trilocular ovary with axile placentation. #[Qdiff: Easy, QCat: Theory Based, examname: Shift-II , AP EAPCET-22.05.2023]#
1 Solanum nigrum
2 Yucca gloriosa
3 Capsicum frutiscens
4 Petunia alba
Explanation:
B Trimerous flowers, superior and trilocular ovary with axile plancentation is characteristic of Liliaceae family. Many plants belonging to this family are good ornamentals eg. tulip and gloriosa. In this family calyx and corolla are not distinct and are termed as perianth.
Morphology of Plants
62513
How many plants in the list given below have marginal placentation Mustard, Gram, Tulip, Asparagus, Arhar, Sunn hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin #[Qdiff: Hard, QCat: Numerical Based, examname: AIPMT (Mains)-2012
Placentation :- - It is defined as the arrangement of ovules within the ovary (Placenta). - Several different forms of placentation can be seen in flowering plants.
D In the family Graminae at the base of spikelet 2 sterile or empty bract called the glume. Bracts are specialized leaves present in axis of flower small, dry scaly bracts are called as glumes. ex- Wheat and grass. Glume is a scale at the base of each flower is spikelet. Glumes may be similar in form to the lemnas.
MP PMT-2013
Morphology of Plants
62528
Which one of the following diagrams represents the placentation in Dianthus
1
2
3
4
Explanation:
C Dianthus belongs to the family Caryophyllaceae that shows the free-central type of placentation. - In this type of ovules are arranged on the central axis which is not attached with the ovary by any kind of septum. - Parietal placentation is an arrangement in which ovules develop on the inner wall of the ovary. ExBrassica - Marginal placentation is a type of placentation in which the placenta forms a ridge or margin along the vental suture. Ex- pea
AIPMT (Mains)-2011
Morphology of Plants
62466
The following plant is characterized by trimerous flowers, superior and trilocular ovary with axile placentation. #[Qdiff: Easy, QCat: Theory Based, examname: Shift-II , AP EAPCET-22.05.2023]#
1 Solanum nigrum
2 Yucca gloriosa
3 Capsicum frutiscens
4 Petunia alba
Explanation:
B Trimerous flowers, superior and trilocular ovary with axile plancentation is characteristic of Liliaceae family. Many plants belonging to this family are good ornamentals eg. tulip and gloriosa. In this family calyx and corolla are not distinct and are termed as perianth.
Morphology of Plants
62513
How many plants in the list given below have marginal placentation Mustard, Gram, Tulip, Asparagus, Arhar, Sunn hemp, Chilli, Colchicine, Onion, Moong, Pea, Tobacco, Lupin #[Qdiff: Hard, QCat: Numerical Based, examname: AIPMT (Mains)-2012
Placentation :- - It is defined as the arrangement of ovules within the ovary (Placenta). - Several different forms of placentation can be seen in flowering plants.
