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10th ICSE
IMPORTANT
Earn 100

Define dihybrid cross.

Important Questions on Genetics - Some Basic Fundamentals

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10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Progress Check>Q 3

Define filial generation.

EASY
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Progress Check>Q 4
Write two characters of pea pod with their alternative traits.
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10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Review Questions>Q 1
Which one of the following is the phenotypic monohybrid ratio in F2 generation?
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10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Review Questions>Q 2
If a pure tall plant is crossed with a pure dwarf plant, the offspring will be
HARD
10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Review Questions>Q 3
The 9 : 3 : 3 : 1 dihybrid ratio is due to:
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10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Review Questions>Q 4
A plant with green pods and smooth seeds with genotype Ggss will give rise to the following gametes:
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10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Review Questions>Q 1

Match the terms in column I with their explanations in column II.

Column I  Column II

(Term)  (Explanation)

a. Genetics  (i) Chromosomes similar in size and shape

b. Autosomes  (ii) The alternative forms of a gene

c. Recessive gene (iii) Study of laws of inheritance of characters

d. Allele  (iv) A gene that can express only when in a similar pair

e. Homologous  (v) Chromosomes other than the chromosomes pair of sex chromosomes.

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10th ICSE
IMPORTANT
Concise Biology Part-II Class 10>Chapter 3 - Genetics - Some Basic Fundamentals>Review Questions>Q 2
Name any two genetic diseases in humans.