While eating roasted seeds of Bengal gram, which method would you use to separate the peeled-off seed coats from the seeds?

Which of the following methods would you use for separating iron from sulphur particles?

You are provided with a mixture containing sand, iron filings, ammonium chloride and sodium chloride. Describe the procedures you would use to separate these constituents from the mixture?

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

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

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

Which of the following methods can be used to separate mustard oil and water from a mixture of the two?

Plan an experiment and prepare a flow chart of the steps that you would follow to ensure that the seeds are formed only from the desired sets of pollen grains.Name the type of experiment that you carried out . ( b) Write the importance of such experimets.

From which part of the female cone the wing on the seed of Pinus is formed?

A flower of tomato plant following the process of sexual reproduction produces 200 viable seeds. Answer the following question giving reasons: (a) What would have been the minimum number of ovules present per-pollinated pistil ? (b) How many microspore mother cells would minimally be required to produce requisite number of pollen grains ? (c) How many pollen grains must have minimally pollinated the carpel ? (d) How many male gametes would have used to produce these 200 viable seeds ? How many megaspore mother cells were required in this process?

Many Plants and animal species are on the verge of their extinction because of loss of forest land by indiscriminate use by the humans. As biology student what method would you suggest along with its advantages that can protect such threatened species from getting extinct.