Which among the following is not a wall layer of microsporangium?
(1) Endothecium
(2) Nucellus
(3) Tapetum
(4) Middle layers
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the Column-I with Column-II:
Column-I Column-II
A. Funicle I. Mass of cells within ovule with more food
B. Hilum II. Basal part of ovule
C. Integument III. One or 2 protective layers of ovule
D. Chalaza IV. Region where body of ovule fuses with funicle
E. Nucellus V. Stalk of ovule
(1) A - I, B - II, C - III, D - IV, E - V
(2) A - V, B - IV, C - III, D - II, E - I
(3) A - IV, B - II, C - I, D - III, E - V
(4) A - I, B - III, C - V, D - II, E - IV
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA, B, C, D in the following diagram respectively are:-
(1) Hilum, funicle, inner integument, micropyle
(2) Hilum, funicle, outer integument, micropyle
(3) Funicle, outer integument, nucellus, chalazal pole
(4) Funicle, outer integument, nucellus, micropylar end
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe stalk by which an ovule is attached to the placenta is called
1. Funicle
2. Hilum
3. Chalaza
4. Micropyle
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify A, B, C and D structures shown in above diagram of female gametophyte:
A | B | C | D | |
1. | Synergid | Polar nuclei | Central cell | Antipodal cells |
2. | Antipodal cells | Polar nuclei | Central cell | Synergids |
3. | Antipodal cells | Polar nuclei | Megaspore mother cell | Synergids |
4. | Filiform apparatus | Polar nuclei | Central cell | Antipodal cell |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyRecognise the diagram and choose the correct option:-
1. Hibiscus, multicarpellary syncarpous pistil
2. Multicarpellary syncarpous pistil of papaver
3. Multicarpellary apocarpous gynoecium of Michelia
4. Monocarpellary gynoecium
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following statement is false in respect of flowering plants?
1. Parthenocarpy can be induced through the application of growth hormones
2. Integuments encircle the ovule except at the tip where a small opening called the germ pore is organized
3. Endosperm development precedes embryo development
4. Apomicts have several advantages in horticulture and agriculture
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe pistil of Papaver is:
1. Monocarpellary
2. Multicarpellary apocarpous
3. Multicarpellary syncarpous
4. Absent
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFind incorrect statement:
1. | A polycarpellary, apocarpous gynoecium is found in Michelia |
2. | Many ovules are present in an ovary of papaya and orchids |
3. | Yellowish, powdery pollen grains found in Hibiscus |
4. | The more pistils may be fused together to form monocarpellary syncarpous gynoecium |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyHilum represents the junction between
1. Funicle and nucellus
2. Ovule and funicle
3. Chalaza and funicle
4. Funicle and micropyle
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology