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State True or False. (1) Garden pea ha...

State True or False.
(1) Garden pea has seven characters only.
(2) Flowers of Pisum sativum naturally show cross pollination.
(3) A true breeding line shows the stable trait inheritance.
(4) Mendel applied statisfical methods and mathematical logic for analysing the results.

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(1) False
(2) False
(3) True
(4) True
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State True or False : (i) The transfer of characters from parents to offspring is known as inheritance. (ii) A true breeding line shows stable trait inheritance and expression for several generations. (ii) In total Mendal selected 7 breeding pea plant verieties.

Assertion : Mendel conducted artificial pollination experiments for his genetic studies using true-breeding pea lines Reason : A true-breeding line shows the stable trait inheritance and expression for several generations

A true breeding line is one that, having undergone continuous self pollination, shows the stable trait inheritance and expression for several generations,

Assertin :- A true breeding line shows the the stable trait inheritance and expression for several generatins. Reason :- A true breeding line is one that have undergoes continuous cross pollination.

Read of following statements regarding Mendelian inheritance and choose the correct option. 1. Mendel's experiments had small sample size which gave greater credibility to the data. 2. A true breeding line shows a stable trait inheritance and expression for several generations. 3. In a dissimilar pair of factors, one member of the pair dominates over the other. 4. A recessive parental trait is expressed only in its heterozygous condition. 5. Two alleles of a gene are located on homologous sites on homologous chromosomes.

Read the following statements regarding Mendelian inheritance and choose the correct option 1. Mendel's experiments had samll sample size which gave greater credibility to the data 2. A true breeding line shows a stable trait inheritance and expression for several generations 3. In a dissimilar pair of factors, one member of the pair dominates over the other 4. A recessive parental trait is expressed only in its heterozygous condition 5. Two alleles of a gene are located on homologous sites on homologus chromosomes

Read the all statements carefully : (i) Mendel conducted artificial pollination/cross pollination experiments using several true breeding pea line (ii) True breeding having underogone continuous self pollination, show stable trait inheritance (iii) Mendel selected 14 true breeding pea plant varieties.

Consider the following statements : S_(1) : In extration of iron from haematite ore, the reduction reactions take place only in the lower temperature range in the blast furnace. S_(2) : Calamine in an carbonate ore of zince. S_(3) : The principle ore of aluminium , bauxite , usually contains silica, iron oxides and titanium oxide as impurities. S_(4) : Solidified copper obtained from silica lined conventor ( Bessemer converter ) has blistered appearance due to the evolution of SO_(2) . and arrange in the order of true // false.

Directions: In the question given below a statements is followed by three courses of action numbered I or (A), II or (B) and III or (C). A course of action is a step or administrative decision to be taken for improvement, follow-up for further action in regards to the problem, policy etc. on the basis of the information given in the statement. you have to assume everything in the statement to be true, then decide which of the three given/suggested courses of action logically follows for pursuing and decide the answer. Statement : A heavy unseasonal downpour during the last two days has paralysed the normal life in the state in which five persons were killed but this has provided a huge relief to the problem of acute water crisis in the state. Courses of action: (A) The state government should set up a committee to review the alarming situation. (B) The state government should immediately remove all the restrictions on use of portable water in all the major cities in the state. (C) The state government should send relief supplies to all the affected areas in the state. 1) None 2) Only (A) 3) Only (B) and (C) 4) Only (C) 5) All (A), (B), (C)

AAKASH INSTITUTE-PRINCIPLES OF INHERITANCE AND VARIATION-Assignment (SECTION-D) Assertion-Reason Type Questions
  1. State True or False. (1) Garden pea has seven characters only. (2...

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  2. A : Turner's syndrome generally does not occur in males. R : Foetus ...

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  3. A : Sickel cell anemia occurs due to the point mutation. R : mRNA pr...

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  4. A : Holandric traits are passed from one generation to the next genera...

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  5. Assertion: Dominance is not an autonomous feature of a gene or the pro...

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  6. A : The possibility of a female becoming a haemophilic is extremely ra...

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  7. A : Polyploids with odd number of chromosomes are prepagated vegetativ...

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  8. A : The hetrozygotic female for haemophilia may transmit the disease t...

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  9. A : Non-allosomic genic determination of sex is found in bacteria. R...

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  10. A : Non-allosomic genic determination of sex is found in bacteria. R...

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  11. A : Crossing over is exchange of genetic material between non-homologo...

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  12. A : Mendel gave postulates like "principles of segregation and princip...

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  13. A : Test cross is the tool for knowing linkage between genes. R : Mo...

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  14. A : Myotonic dystrophy is is caused by recessive mutant pleiotropic ge...

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  15. A : In snapdragon, F(1) plants do not have red or white flowers. R ...

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  16. A : en block inheritance of all genes located on the same chromosome m...

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  17. A : Morgan's cross III was eonducted in Drosophila to locate genes on ...

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  18. A : Antlers in male deer are sex influenced traits. R : These are co...

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  19. A : One drum stick nucleus is present in the neutrophil of normal fema...

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  20. A : Blood group phenotype is controlled by presence or absence of anti...

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  21. A : XO type sex determination is found in large number of insects. ...

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