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प्रश्न
Name the ancestor of the following :
Broccoli, Kohlrabi, Kale
उत्तर
Wild cabbage is the common ancestor of broccoli, kohlrabi and kale.
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संबंधित प्रश्न
"Natural selection and speciation leads to evolution." Justify this statement.
Which of the following may be used to obtain an F2 generation?
(a) allowing flowers on a parent plant to be self-pollinated
(b) allowing flowers on an F1 plant to be self-pollinated
(c) cross-pollinating an F1 plant with a parent plant
(d) cross-pollinating two parent plants
A plant has two varieties, one with red petals and the other with white petals. When these two varieties are cross-pollinated, all the offsprings have red petals?
(a) Which gene is dominant?
(b) Choose suitable letters to represent the two genes.
Name the scientist who gave the theory of evolution.
Choose the one term from the following which includes the other three :
broccoli, wild cabbage, cauliflower, cabbage
Give an example of characteristics being used to determine how close two species are in evolutionary terms.
With the help of an example, explain how variation leads to evolution.
How are those species which are now 'extinct' studied?
According to the evolutionary theory, the formation of a new species is generally due to ______
State and define three factors responsible for the rise of a new species.
