NEET BIOLOGY

ECOLOGY

ORGANISMS AND POPULATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Two plants can be conclusively said to belong to the same species if they
A
Can reproduce freely with each other and form seeds
B
Have more than 90 percent similar genes
C
Look similar and possess identical secondary metabolites
D
Have same number of chromosomes
Explanation: 

Detailed explanation-1: -If two plants can reproduce freely with each other and form seeds, they are concluded to belong to same species. Plants belonging to same species have mostly every character common and will be able to reproduce freely with each other to produce new generations.

Detailed explanation-2: -Two plants are said to belong to the same species if they can interbreed easily and form seeds.

Detailed explanation-3: -In the case of plants, those plants that can interbreed freely with each other and form viable seeds are said to be belonging to the same species.

Detailed explanation-4: -Crossing between two different species of the same genus is called hybridisation.

Detailed explanation-5: -Most evolutionary biologists distinguish one species from another based on reproductivity: members of different species either won’t or can’t mate with one another, or, if they do, the resulting offspring are often sterile, unviable, or suffer some other sort of reduced fitness.

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