Structure of Female Reproductive Organ

Q. The gynoecium of a Hibiscus flower is:

1. Monocarpellary and syncarpous
2. Multicarpellary and syncarpous
3. None of the above
4. Apocarpous

Q. All of the following plants have only one ovule in their ovary, except:
[0.7 mark]

1. Mango
2. Wheat
3. Orchid
4. Paddy

Q. Ovary is defined as the _______________ part of the pistil.

1. basal, elongated
2. None of the above
3. basal, bulged
4. elongated, slender

Q.

The carpel consists of _____________ (stigma/stamen), style and ovary.

Q.

The structural unit of gynoecium is the

1. Carpel

2. Pistil

3. Style

4. Stigma

Q. Which one of the following structure is not associated with gynoecium?

1. Ovary
2. Style
3. Stigma
4. Filament

Q.

The statements given below describe certain features that are observed in the pistil of flowers.
i Pistil may have many carpels
ii Each carpel may have more than one ovule
iii Each carpel has only one ovule
iv Pistil have only one carpel
Choose the statements that are true from the options below:
(a) i and ii (b) i and iii
(c) ii and iv (d) iii and iv

Q.

Which set of plants among the following options possess a single ovule in the ovary?

1. Wheat, Paddy, Mango

2. Papaya, Watermelon, Orchids

3. Paddy, Papaya, Mango

4. Mango, Watermelon, Orchids

Q.

Identify the mismatch in the following pairs

1. Apocarpous - free carpels

2. Syncarpous - fused carpels

3. Carpel - ovary, style and stigma

4. Pistil - microsporophyll

Q. The gynoecium may have more than one carpel; if these carpels are united completely or partially it is called:

1. Apocarpous
2. Polycarpellary
3. Pistillate
4. Syncarpous

Q. Which one of the following structure is not associated with gynoecium?

1. Ovary
2. Style
3. Stigma
4. Filament

Q.

Where is placenta present in pistil?

Q. In sunflower which type of inflorescence are found :-

1. Corymb
2. Racemose head
3. Cyathium
4. Verticillaster

Q. The gynoecium may have more than one carpel; if these carpels are united completely or partially it is called:

1. Apocarpous
2. Polycarpellary
3. Pistillate
4. Syncarpous

Q. Pistillate occurs in

1. Male flowers of Cucurbits
2. Disc florets of Sunflower
3. Female flowers of Cucurbits
4. Male flowers of Salvia

Q.

Which set of plants among the following options possess a single ovule in the ovary?

1. Papaya, Watermelon, Orchids

2. Wheat, Paddy, Mango

3. Mango, Watermelon, Orchids

4. Paddy, Papaya, Mango

Q. Match the following
$\begin{array}{cccc}\text{A}& \text{Monocarpellary}& \text{I}& \text{Tomato}\\ \text{B}& \text{Multiple fused pistils}& \text{II}& \text{Lotus}\\ \text{C}& \text{Apocarpous}& \text{III}& \text{Mango}\end{array}$

1. A - III, B - II, C - I
2. A - II, B - III, C - I
3. A - I, B - II, C - III
4. A - III, B - I, C - II

Q.

The structural unit of gynoecium is the

1. Carpel

2. Style

3. Pistil

4. Stigma

Q.

Which set of plants among the following options possess a single ovule in the ovary?

1. Papaya, Watermelon, Orchids

2. Paddy, Papaya, Mango

3. Wheat, Paddy, Mango

4. Mango, Watermelon, Orchids

Q. Which of the following are floral characters of Malvaceae.

1. Pedicellate , bracteate , hermaphrodite , tetramerous,
   actinomorphic , complete and superior ovary
2. Compound spike flower bracteate bracteolate ,
   incomplete , bi or unisexual and hypogynous
3. Pedicellate , hermaphrodite zygomorphic, complete and
   superior ovary
4. Head inflorescence , bracteate , hermaphrodite or
   unisexual , actinomorphic , or zygomorphic and inferior
   ovary
5. Jointed pedicel , bracteate , bracteolate , hermaprodite
   pentamerous , actinomorphic , complete and superior
   ovary

Q. Pollen culture is used to produce

1. Hybrids
2. Haploid plant
3. Disease resistant plant
4. None of the above

Q.

which layer of pollen grain develops into a pollen tube ?

Q. Very short answer type.
Define the term Vivipary.

Q. Match the following
$\begin{array}{cccc}\text{A}& \text{Monocarpellary}& \text{I}& \text{Tomato}\\ \text{B}& \text{Multiple fused pistils}& \text{II}& \text{Lotus}\\ \text{C}& \text{Apocarpous}& \text{III}& \text{Mango}\end{array}$

1. A - II, B - III, C - I
2. A - I, B - II, C - III
3. A - III, B - II, C - I
4. A - III, B - I, C - II