Genetics and Evolution (NEET Biology): Questions 42 - 47 of 165

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Question number: 42

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

MCQ▾

Question

The genotypes of a plant variety were TtHh, Tthh, ttHh, and tthh, where T = tallness and H = hairy stem. Which one of the following crosses would produce progeny giving a phenotypic ratio approximately 1: 1: 1: 1?

Choices

Choice (4) Response

a.

TtHh x ttHh

b.

TtHh x tthh

c.

TtHh x TTHh

d.

TtHh x TtHh

Question number: 43

» Genetics and Evolution » Heredity and Variation » Chromosomes and Genes

MCQ▾

Question

The branch of botany dealing with heredity and variation is called?

Choices

Choice (4) Response

a.

Genetics

b.

Geobotany

c.

Sericulture

d.

Evolution

Question number: 44

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

MCQ▾

Question

From single ear of corn, a farmer planted 200 kernels which produced 140 tall and 40 dwarf plants. The genotype of these offsprings are most likely

Choices

Choice (4) Response

a.

TT, Tt and tt

b.

TT and Tt

c.

TT and tts

d.

Tt and tt

Question number: 45

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

MCQ▾

Question

In 1990 A. D. three biologists independently discovered Mendel’s principles. They are

Choices

Choice (4) Response

a.

Avery, McLeod and McCarthy.

b.

Sutton, Morgan and Bridges.

c.

De Vries, Correns and Tschermak.

d.

Bateson, Punnet and Bridgess.

Question number: 46

» Genetics and Evolution » Heredity and Variation » Chromosome Theory of Inheritance

MCQ▾

Question

Kappa particles indicate

Choices

Choice (4) Response

a.

Nucleo-cytoplasmic inheritance

b.

Nuclear inheritance

c.

Mutation

d.

Cytoplasmic inheritance

Question number: 47

» Genetics and Evolution » Heredity and Variation » Chromosome Theory of Inheritance

MCQ▾

Question

Albinism is

Choices

Choice (4) Response

a.

Non-hereditary character

b.

Hereditary character

c.

Acquired character

d.

Sex-linked character

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