Which method makes the seed coat permeable and allows growth of embryo – InterviewSolution

InterviewSolution

1.	Which method makes the seed coat permeable and allows growth of embryo ?A. vernahsationB. stratificationC. denudationD. scarifcation
Answer» Correct Answer - D In many plants, the seed coats are quite tough and provide mechanical resistance to the growth of the embryos. Scarification done by abrasion through machine, threshing, filing, etc this process is done to rupture or weaken the seed coat and promote germination.

Discussion

No Comment Found

Related InterviewSolutions

The PGRs which play an important role in plant responses to wound and stresses of biotic and abiotic origin and also involved in various growth inhibiting activities such as dormancy and abscission, is/are A. ABA B. EthyleneC. Auxin, cytokinin and GA D. ABA and ethylene
The site of perception of light/dark duration are the____
What is the site of perception of light/dark for flowering in plants?
The substance which have proved very effective to induce rooting from cut end of the stem is Or Abscission of fruit is prevented byA. Phenyl acetic acidB. `alpha` - naphthalene acetic acidC. Indole acetic acidD. Indole butyric growth
Expand GA
Tracheilds do not collapse under extreme tension due to the presence ofA. Strong, elastic lignocellulosic secondary cell wallB. Thick, cellulosic primary cell wallC. Thin, elastic, cellulosic primary cell wallD. Thick, hard suberised secondary cell wall
Which auxins are used in induce root formation on stem cuttings?
Which factor determines the direction of movement of main root and stem?A. OxygenB. GravityC. TemperatureD. Nutrients
Plant cutting are dipped in a solution and then planted in nursery beds to fasten the rooting, What there in the solution and what function it plays in the initiation of roots ?
Which of the following hormones is used in root formation on stem cutting?A. KinetinB. GAC. ABAD. IBA