Parts of a Flower

Q.

What is spore formation?

Q.

When pollen of a flower is transferred to the stigma of another flower of the same plant, the pollination is referred to as

1. geitonogamy

2. autogamy

3. allogamy

4. xenogamy

Q.

Ovary is half-inferior in the flowers of?

1. Guava

2. Brinjal

3. Plum

4. Cucumber

Q.

State the chief function of each part of an ovule.

Q.

What role does the filament play in a flower?

1. Supports the pollens

2. Supports the ovules

3. Helps the ovules get matured

4. Supports the anther

Q.

What is the inflorescence in wheat?

Q. Which of the following are the parts of stamen?

1. Filament
2. Thalamus
3. Anther
4. Pollen sac

Q. Label the parts of the typical flower.

1. 1- Petal, 2- Sepal, 3- Anther, 4-Filament, 5-Style, 6-Stigma, 7- Ovary, 8-Thalamus
2. 1-Thalamus, 2- Filament 3- Sepal, 4- Anther, 5-Petal, 6-Style, 7-Stigma, 8- Ovary,
3. 1- Ovary 2- Filament 3- Sepal, 4- Anther, 5-Petal, 6-Style, 7-Stigma, 8- Thalamus
4. 1- Thalamus, 2- Sepal, 3-Filament, 4- Anther, 5-Petal, 6-Stigma, 7-Style, 8- Ovary

Q.

Ferns and mosses reproduce by_____.

Q.

Can leaves reproduce?

Q. The pistil or gynoecium is the whorl of female parts of a flower. Each pistil consists of

1. Stigma
2. Ovary
3. Style
4. All of the above

Q.

What is gynostegium?

Q. What are Parthenocarpic fruits? Is apple a Parthenocarpic fruits?

Q.

How does spore formation take place?

Q.

What is asexual reproduction in plants?

Q. What are false fruits

Q. The agent of pollination in small,
dull-coloured flowers with a feathery stigma is ________.

1. Wind
2. Water
3. Birds
4. Insect

Q.

The gynoecium consists of ___.

1. stigma and anthers

2. anthers and filaments

3. stigma, style and ovary

4. stigma, ovary and filaments

Q.

A drupe develops in ___ .

1. tomato

2. mango

3. wheat

4. pea

Q.

Give reasons for the following statement:

Stigma is a disc-like expanded part.

Q.

Flowers arise from a modified stem called the

1. Receptacle

2. None of the above

3. Calyx

4. Corolla

Q. The bulb like structure at the top of each stamen is known as ___ .

Q.

Fruits derived from a single flower with more than one ovary are ___.

1. aggregate fruits

2. multiple fruits

3. hypanthodium

4. sorosis

Q.

Identify the type of flowers in the picture given below:

1. a - perigynous, b - epigynous, c - hypogynous

2. a - hypogynous, b - perigynous, c - cleistogamous

3. a - hypogynous, b - perigynous, c - epigynous

4. a - hypogynous, b - epigynous, c - perigynous

Q.
Where is stigma located and what is its functions ?

Q.

A flower is represented by the following floral formula

%♀$K_{3+2}{C}_5-{\underset{–}{G}}_{\left(1\right)}$

Which of the following statement about the flower is correct?

1. The flower is bisexual

2. The flower has 6 petals

3. The flower has 3 sepals

4. The flower is zygomorphic

5. The ovary is inferior

Q.

Which of the following statements is correct?

1. When a single fruit develops from a single ovary of a single flower, it is called a simple fruit

2. The ovary may belong to a monocarpellary simple gynoecium or to a polycarpellary syncarpous gynoecium

3. Flowers with polycarpellary and apocarpous gynoecium give rise to simple fruits

4. Fleshy fruits and dry fruits are types of simple fruits

Q.

What is gynoecium?

Q.

Pollination refers to the

1. transfer of pollen from the anther to the ovary.

2. transfer of male gametes from the anther to stigma.

3. transfer of pollen from the anther to stigma.

4. transfer of pollen from the anther to the ovule.

Q.

Which of the following false fruits is/are eaten?

1. Apple

2. Jack

3. Pineapple

4. all the above