Tiwari Academy Discussion

Asked: May 2, 2021In: Class 10 Science

The theory of-evolution of species by natural selection was given by

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

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Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

The number of pair (s) of sex chromosomes in the zygote of humans is

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

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Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

ln peas, a pure tall plant (TT) is crossed with a shot plant (tt). The ratio of pure tall plants to short plants in F₂. is

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

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Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

The two versions of a trait (character) which are brought in try the male and female gametes are situated on

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

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Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

From the list given below, select the character which can be acquired but not inherited:

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

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Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

Some dinosaurs had feathers although they could not fly but birds have feathers that help them to fly. In the context of evolution this means that

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

Poll

Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

According to the evolutionary theory, formation of a new species is generally due to

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

Poll

Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

Select the group which shares maximum number of common characters :

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

Poll

Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

A trait in an organism is influenced by

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

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Pulkit ahuja

Asked: May 2, 2021In: Class 10 Science

Which of the following statements is not true with respect to variation?

NCERT Important Questions Class 10 Science Biology Chapter 9 Important NCERT Extra Questions Chapter 9 Heredity and Evolution NCERT Book Extra Questions for Session 2020-2021 CBSE Board and UP Board Others state Board

The theory of-evolution of species by natural selection was given by

The number of pair (s) of sex chromosomes in the zygote of humans is

ln peas, a pure tall plant (TT) is crossed with a shot plant (tt). The ratio of pure tall plants to short plants in F₂. is

The two versions of a trait (character) which are brought in try the male and female gametes are situated on

From the list given below, select the character which can be acquired but not inherited:

Some dinosaurs had feathers although they could not fly but birds have feathers that help them to fly. In the context of evolution this means that

According to the evolutionary theory, formation of a new species is generally due to

Select the group which shares maximum number of common characters :

A trait in an organism is influenced by

Which of the following statements is not true with respect to variation?

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