When F1 plants were cross – pollinated with plants having tt genes, a total of 800 plants were produced. How many of these would be tall, medium height or short plants? Give the genotype of F 2 generation.

CBSE Sample Question Paper, Class 10 Science Term 2 Question 1 - (When F1 plants were cross - pollinated with plants having tt genes, a total of 800 plants were produced. How many of these would be tall, medium height or short plants? Give the genotype of F 2 generation.)

Ques: When F1 plants were cross – pollinated with plants having tt genes, a total of 800 plants were produced. How many of these would be tall, medium height or short plants? Give the genotype of F 2 generation.

Ans : In the cross between Tt X tt, 400 Tall (Tt) and 400 short (tt) plants will be produced.
1Tt:1tt