A Student Has to Perform the Experiment "To Identify the Different Parts of an Embryo of a Dicot Seed." Select from the Following an Appropriate Group of Seeds - Science


A student has to perform the experiment "To identify the different parts of an embryo of a dicot seed." Select from the following an appropriate group of seeds:

(a) Pea, gram, wheat

(b) Red kidney bean, maize, gram

(c) Maize, wheat, red kidney bean

(d) Red kidney bean, pea, gram



Red kidney bean, pea and gram seeds are from dicot plants.

Hence, the correct answer is option (d).

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2015-2016 (March) Delhi Set 1

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Match the following:

Column A Column B
(i) Stigma (a) Neuron
(ii) Pepsin (b) Carpel
(iii) Dendrites (c) Protein
(d) Stamen


Answer the following question.

What is pollination? Explain the different types of pollination.

Answer the following question.
State significance of pollination.

State the function of flowers in the flowering plants.

Fill in the blanks:

A flower may have either male or female reproductive parts. Such a flower is called _________.

Fill in the blank:

The transfer of pollen grains from the anther to the stigma of the same or of another flower of the same kind is known as _________.

Explain what you understand by sexual reproduction.

State the main difference between asexual and sexual reproduction.

Sketch the reproductive parts of a flower.

How does the process of fertilisation take place in flowers?

Tick (√ ) the correct answer:

The reproductive part of a plant is the

Tick (√ ) the correct answer:

The process of fusion of the male and female gametes is called

Tick (√ ) the correct answer:

Mature ovary forms the

State the name of the functional unit concerned with sexual reproduction.

Name the part made up of the stigma, style and ovary.

Name the swollen lower part of the carpel.

Where are the pollen grains produced?

Where is the female gamete formed  in flowering plants?

Fill in the following blank with suitable word :

The female organ of reproduction in the flower is the...........

Fill in the following blank with suitable word :

The name of the structure in the flower in which the male gamete is formed is...........

Name the part of a seed which contains stored food.

Name the part of a seed which grows into root.

The part of a seed which grows and develops into root on germination is :
(a) cotyledon
(b) plumule
(c) follicle
(d) radicle

Put a tick mark (✓) against the correct alternative in the following statement

Reproductive whorls of a flower are:

Fill in the blank by selecting suitable word:

A flower bearing only male or female parts is known as __________ flower.

What is a flower ? Draw a neat labelled diagram showing the L.S. of a typical flower.

Fill in the blanks:

A carpel consists of ________ , ________ and ________.

Fill in the blank:

Seeds are formed from________.

State whether the following statement is true (T) or false (F):

Stamens make egg cells.

Mention the function of Flower.

Mention the function of Anther.

Mention the function of Stigma.

Draw a diagram of a pistil showing pollen tube growth into the ovule and label the following:

Pollen grain, male gamete, female gamete, ovary.

Which of the following is not an unisexual flower?
a) Coconut
b) Papaya
c) Gulmohor
d) Maize

Identify the odd. Stigma, Style, Pollen, Ovary.

Fill in the blank by selecting suitable word:

Transfer of pollen grains from the anther to the stigma is known as______________. 

What is pollination? Mention its types.

Draw a diagram of the longitudinal section of a flower and label the following parts.

What is cleistogamy? Write one advantage and one disadvantage of it, to the plant.

What is meant by pollination?

Find the odd one out:

Find an odd one out.

Find an odd one out.

Bisexual : Hibiscus : : Unisexual : ___________

Pollen tube reaches the embryo sac via style.

Pollen grains from anther are transferred to the stigma.



What does germination mean?

Write the functions of sepals

Give scientific reason.

Flower is a structural unit of sexual reproduction in plants.

Give scientific reason.

Fertilization in plants is called double fertilization.

Explain the sexual reproduction process in plants with a diagram.

The male reproductive part of a flower is ______.

Match the following

1. Petal Opuntia
2. Fern Chrysanthemum
3. Phylloclade Attracts insect
4. Hooks Spore
5. Sucker Bignonia

The essential parts of a flower are ______.

Identify the parts A, B, C, and D?

Write the events involved in the sexual reproduction of a flowering plant.

Discuss the first event and write the types.

Write the events involved in the sexual reproduction of a flowering plant.

a. Discuss the first event and write the types.

b. Mention the advantages and the disadvantages of that event.

In which part of the flower germination of pollen grains takes place?

Where does the endothecium layer of anther lobes is present?

In which of the following manner the arrangement of megaspores in a tetrad is observed in angiosperms?

The ovule of an angiosperm is technically equivalent to ______

Antipodal cells are present towards the ______ in an anatropous ovule.

Generally, in a pollen tube, which of the following moves to the tip of the tube?

How many middle layers are generally present in the wall of the anther lobes?

Which type of development is observed in male gametophytes of plants?

The 3-celled egg apparatus at the micropylar end comprises of ______

Identify the female gametophyte in angiosperms.

What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its roots tip cells?

Gloriosa superba exhibits ______.

Sperm and egg nuclei fuse due to ______.

Flowers showing ornithophily show few characteristic like ______.

In a flowering plant, archesporium gives rise to ______.

Pineapple fruit develops from ______.

What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids?

Conidia are formed endogenously while zoospores are formed endogenously.

Length of pollen tube depends on the distance between ______ 

Complete the table

Carly x  ______  ______
 ______ petal attract insects
Androecium  ______ Male reproductive part
 ______ ______ Female reproductive part.

The ovaries of different flowers may contain

Double fertilization is exhibited by ______

Double fertilization is essential for formation of ______.

Double fertilization means ______.

Sketch and label the essential and accessory whorls of flower.

Give any two examples of agents of pollination.

What is the function of calyx?

The figure below shows the concept of double fertilization. Complete the flow chart showing the progress at each step:

Type of sexual reproduction is ______.

The pollen tube usually enters the embryo sac ______.

State the post-fertilisation changes that lead to fruit formation in plants.

  • Assertion: Primary endosperm nucleus is diploid.
  • Reason: It is the product of double fertilisation.


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