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Chapter 3: Chromosomal Basis of Inheritance
- Online Test
Chapter 3: Chromosomal Basis of Inheritance
TEST : 2
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q1.
Assertion (A):
Gamma rays are generally use to induce mutation in wheat varieties.
Reason (R):
Because they carry lower energy to non-ionize electrons from atom
A.
A is correct. R is correct explanation of A
B.
A is correct. R is not correct explanation of A
C.
A is correct. R is wrong explanation of A
D.
A and R is wrong
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q2.
How many map units separate two alleles A and B if the recombination frequency is 0.09?
A.
900 cM
B.
90 cM
C.
9 cM
D.
0.9 cM
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q3.
Which one of the following pairs of codons is correctly matched with their function or the signal for the particular amino acid?
A.
UUA, UCA - Leucine
B.
GUU, GCU - Alanine
C.
UAG, UGA - Stop
D.
AUG, ACG – Start / Methionine
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q4.
Removal of introns and joining of exons in a defined order during transcription is called
A.
Splicing
B.
Looping
C.
Inducing
D.
Slicing
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q5.
If one strand of DNA has the nitrogenous base sequence as ATCTS, what would be the complementary RNA strand sequence?
A.
ATCGU
B.
TTAGU
C.
UAGAC
D.
AACTG
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q6.
Removal of RNA polymerase III nucleoplasm will affect the synthesis of
A.
rRNA
B.
tRNA
C.
hnRNA
D.
mRNA
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q7.
DNA dependent RNA polymerase catalyzes transcription on one strand of the DNA which is called the
A.
Alpha strand
B.
Anti strand
C.
Template strand
D.
Coding strand
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q8.
Which of the following correctly represents the flow of genetic information?
A.
DNA → RNA → Protein
B.
RNA → DNA → Protein
C.
RNA → Protein → DNA
D.
Protein → RNA → DNA
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q9.
Initiation codon is
A.
UUU
B.
UGA
C.
AUG
D.
UAG
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 3: Chromosomal Basis of Inheritance
# TN 12th Botany
Prepare / Learn
Q10.
A eukaryotic gene contains two kinds of base sequences which of these plays an important role in protein synthesis?
A.
Introns
B.
Exons
C.
Both a and b
D.
None of the above
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
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