Home
Class 12
BIOLOGY
CORRECT sequence of evaluation and relea...

CORRECT sequence of evaluation and release of new cultivars is ........
(i) growing plants in natural fields in different agro-climatic zones .
(ii) growing plants in research fields under controlled conditions.
(iii) released of improved variety under a new name .

A

(i)– (ii) – (iii)

B

(ii)– (iii) – (i)

C

(ii)– (i) – (iii)

D

(i) – (iii) only

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A : New cultivar before release is tested for at least growing seasons. R : Testing is performed at only one agroclimatic zone is different seasons.

Which of the following shows the correct sequence of steps involved in breeding a new genetic variety of a crop (a) Selection and testing of superior recombinants (b) Germplasm collection (c) Cross hybridisation among the selected parents (d) Evaluation and selection (e) Testing, releases and commercialisation of new cultivars

Which of the following shows the correct sequence of steps involved in breeding a new genetic variety of a crop (I) Selection and testing of superior recomnbinants (ii) Gerplasm collection (iii) Cross hybridisation among the selected parents (iv) Evaluation and selection (v) Testing, relases and commericalisation of new cultivars

Read the following statements and select the correct ones. (i) All the colour components of the visible spectrum are available for marine plants living in different depths of the ocean. (ii) Many herbs and shrubs in rainforests adapt to photosynthesise optimally under very low light conditions as they grow under canopy trees (iii) Gradual increase in average global temperature will affect the distributional range of some species. (iv) The quality of soil does not depend upon the weathering process.

After the addition of the last amino acid to a growing polypeptide chain during the process of protein synthesis, one of the termination codons reaches the appropriate site on the ribosomal surface and then the following envents take place (i) Release of t-RNA molecule from the ribosome. (ii) Dislodging of polypeptide chain from the t-RNA (iii) Dissociation of ribosomes into large and small subunits. ltBrgt The correct sequence of these events:

Consider the following steps involved in nodule formation in the root of a legume. (i). Bacteria release chemicals and enzymes. (ii). Bacteria stop dividing and form bacteroides. (iii). Roots secrete chemical atractants. (iv). Formation of infection thread. (v). Formation of nodules. (v). Formation of nodulues. (vi). Division of infected cortical cells. (vii) Curlinig of root hair and degradation of their cell wall. (viii). Infection thread grows along with multiplication of bacteria. Arrange the steps in the right sequence and mark the correct option

Go through the following statements (i) In geometr,ic growth, following mitotic cell division, only one daughter cell con- tinues to divide while the other differen- tiates and mature. (ii) The ability of plants to follow different pathways in response to environment or phases of life to to.rm different kinds of structures, is called plasticity. (iii) The mathematical expression for arith- metic growth is Lt = L_0 + rt while for geo- metric growth, it is W_1=W_0=W_(0)e^(rt) (iv) The form of growth wherein new cells are always being added to the plant body by the activity of the meristem, is called the open form of growth. Which of these are correct .