Despite high level of heterozygosity, th...

Despite high level of heterozygosity, the progeny derived from a seed of cross pollinated plant was found to be completely uniform. One reason can be

Induced mutation

Polyploidy

Apomixis

Parthenocarpy

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

SEXUAL REPRODUCTION IN FLOWERING PLANTS
PHYSICS WALLAH|Exercise NEET PAST 10 YEARS QUESTIONS|55 Videos
SEXUAL REPRODUCTION IN FLOWERING PLANTS
PHYSICS WALLAH|Exercise NEET PAST 10 YEARS QUESTIONS|55 Videos
RESPIRATION IN PLANTS
PHYSICS WALLAH|Exercise NEET Past 10 Years Questions|14 Videos
STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION
PHYSICS WALLAH|Exercise NEET PAST 10 YEARS QUETSIONS|24 Videos

Similar Questions

Explore conceptually related problems

Assertion. A pure-line is the progeny of a large number of heterozygous self pollinated plants. Reason. In this method, a large number of plants with desired characters are selected from a genetically mixed population.

Plants which complete their life cycle in one year from seed to flower, fruit and seed and then die, are called

A pure homozygous pea plant with yellow round seeds is crossed with a pure homozygous pea plant with green wrinkled seeds. Their progeny produced is allowed to undergo self - pollination. It produces four different phenotypes . Each phenotype is an expression of different types of genotypes. Select the correct option from the table.

(a) Explain a monohybrid cross taking seed coat colour as a trait 1n Pisum sativum. Work out the cross upto F generation. (b) State the laws of inheritance that can be derived from such a cross. (c) How is the phenotypic ratio of F2 generation different in a dihybrid cross?

(a) As a senior biology student you have been asked to demonstrate to the students of secondary level in your school, the procedure(s) that shall ensure cross-pollination in a hermaphrodite flower. List the different steps that you would suggest and provide reasons for each one of them. (b )Draw a diagram of a section of a megasporangium of and angiosperm and label funiculus, micropyle, embryosac and nucellus.

A certain form of energy is available due to the difference in the temperature of water at the surface of the ocean and its deeper levels. (a) Name the form of energy. (b) Is this energy ultimately derived from the sun or not ? (c ) Explain how this form of energy can be converted into electricity. (d) What is the minimum temperature in water at the surface of ocean and its deeper level which is required to operate power plants based on this energy ?

PHYSICS WALLAH-SEXUAL REPRODUCTION IN FLOWERING PLANTS-LEVEL-2

Main function of endothecium (in anther) is :-
Text Solution
|
Parthenium or carrot grass has become ubiquitous in occurrence and cau...
Text Solution
|
Dichogamy which helps in cross pollination is a floral mechanism in wh...
Text Solution
|
Xenogamy is
Text Solution
|
The correct match of the following is:
Text Solution
|
Consider the following statements and choose the ones that represents ...
Text Solution
|
Insect pollinated flowers usually possess:
Text Solution
|
Despite high level of heterozygosity, the progeny derived from a seed ...
Text Solution
|
The parenchyma tissue which forms the bulk of ovule where the sporogen...
Text Solution
|
Angiosperm double fertilization is so-called because it features the f...
Text Solution
|
A researcher has developed two stains for use with seed plants. One st...
Text Solution
|
Find the odd one wrt synergid
Text Solution
|
Chasmogamous and cleistogamous type of flowers are found in:
Text Solution
|
Haploid, diploid and triploid conditions respectively can be traced in...
Text Solution
|
Advantage of cleistogamy is
Text Solution
|
In Angiosperm, if number of chromosomes in endosperm is 30, what will ...
Text Solution
|
Seed is not morphologically equivalent to spore because
Text Solution
|
In non edospermic seed or ex-albuminous seed
Text Solution
|
The correct match of the following is :
Text Solution
|
Which statement is false ?
Text Solution
|