Unit 1(Bio)

                     

Quiz 1

Who is known as the “Father of Genetics”?
Morgan
Mendel
Watson
Bateson

Mendel

Which of the following is a trait of X-linked recessive?
Albinism
Hemophilia
Huntington’s disease
None of these

Hemophilia

A chart used to determine the offspring of a genetic cross is called a
cross chart
Punnet Square
periodic table
Genetic square

Punnet Square

The stage of prophase I wherein crossing over occurs is
Zygotene
Diplotene
Leptotene
Pachytene

Pachytene


Quiz 2

The meiotic division takes place in
Meristematic cells
Conductive cells
Reproductive cells
Vegetative cells

Reproductive cells

What technique in plant biology was used by Gregor Mendel to derive the patterns of inheritance?
Hybridization
Mutagenesis
Exportation
Importation

Hybridization

The stage of prophase I wherein crossing over occurs is
Zygotene
Diplotene
Leptotene
Pachytene

Pachytene

Who proposed the laws of inheritance in living organisms?
Gregor Mendel
James Watson
Francis Crick
Erwin Chargaff

Gregor Mendel


Surprise Test

Which of the following is a trait of X-linked recessive?
Albinism
Haemophilia
Huntington’s disease
None of these

Haemophilia

Epistasis is the interaction between_____________ genes.
2
4
8
16

2

Nucleolus and endoplasmic reticulum start disappearing at
early prophase
telophase
late metaphase
early metaphase

early prophase

The map of the chromosome which shows identifiable sites is called__________
Gene expression
Genome sequencing
chromosome walking
Genome map

Genome map

The Phenomenon of two or more than two genes affecting the expression of each other is called _
crossing over
pairing
Gene interaction
Linkage

Gene interaction

What is epistasis?
Type of linkage
Masking or modifying gene effect
Upper portion of a chromosome
Group of genes

Masking or modifying gene effect

After cross-fertilization of true-breeding tall and dwarf plants, the F1 generation was self-fertilized. The resultant plants have genotype in the ratio
1:2:1 (homozygous tall : heterozygous tall : dwarf)
1:2:1 (heterozygous tall : homozygous tall : dwarf)
3:1 (tall : dwarf)
3:1 (dwarf : tall)

1:2:1 (homozygous tall : heterozygous tall : dwarf)

Phenotype in genetics means
Physical appearance
Genetic makeup
co-dominance
None

Physical appearance

Which of the following characteristics of pea plants was not used by Mendel in his experiments?
seed colour
seed shape
pod length
flower position

pod length

The laws of inheritance in living organisms proposed by?
Centimeter
James Watson
Crick
Mendel

Mendel

Which disorder is a trait of X-linked recessive ?
Albinism
Huntington’s disease
Haemophilia
All

Haemophilia

Mendel took _ contrasting characteristics of pea plants.
eight
seven
six
five

seven