मराठी
तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएचएससी विज्ञान इयत्ता १२

Crosses between the plants of the same variety are called - Botany

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प्रश्न

Crosses between the plants of the same variety are called

पर्याय

  • interspecific

  • inter varietal

  • intra varietal

  • inter generic

MCQ

उत्तर

Intra varietal

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पाठ 9: Plant Breeding - Evaluation [पृष्ठ २२७]

APPEARS IN

सामाचीर कलवी Botany [English] Class 12 TN Board
पाठ 9 Plant Breeding
Evaluation | Q 10 | पृष्ठ २२७
सामाचीर कलवी Biology (Botany) [English] Class 12 TN Board
पाठ 9 Plant Breeding
Evaluation | Q 10 | पृष्ठ १८१

संबंधित प्रश्‍न

Name the following: The semi-dwarf variety of wheat is high-yielding and disease-resistant.


Name any two common Indian millet crops.


State one characteristic of millets that has been improved as a result of hybrid breeding so as to produce high yielding millet crops.


Define Osmotic pressure


Give a reason for the following: 

Bagging is essential in artificial hybridization.


Answer the following question.
How did plant breeding techniques help north Indian farmers to develop cane with desired characters?


Give an account of mutation breeding with examples.


Describe briefly various steps of plant breeding methods.


Plants having similar genotypes produced by plant breeding are called


Which method of plant breeding has been used to develop a powdery mildew-resistant variety of moong beans?


Shakti, Rattan and protina are three important lysine-rich varieties of:


Which one of the following pathogens causes cancer disease?


Which one of the following combination would a sugarcane farmer look for in the sugarcane crop?


A collection of all the alleles of all the genes of a crop plant is called ______.


Discuss natural selection and artificial selection. What are the implications of the latter on the process of evolution?


Give few examples of biofortified crops. What benefits do they offer to the society?


Mutations are beneficial for plant breeding. Taking an example, justify the statement.


Write two varieties of sugarcane having high sugar content.


Match the following:

Sr. No. Column I   Column II
(i) Eutrophication (a) A soil erosion
(ii) Biomagnification (b) carbon monoxide, methane
(iii) Particulate pollutant (c) Prevention of extinction
(iv) Conservation (d) Dust, smog
(v) Gaseous pollutants (e) Accumulation of nonbiodegradable
substances
(vi) Deforestation (f) Death of aquatic ecosystem

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