Toggle navigation
Test.Brainkart.com
Home
GATE Exam
TN School
College Entrance Exam
IIT JEE
NEET
AIIMS
CAT
CLAT
TANCET
10th & 12th
11th Std
12th Std
10th Std
Job Entrance Exam
BANK
UGC NET
TNPSC
Zoology
- Online Test
TN State Board
TN 12th Standard
Zoology
TEST : 24
TN State Board
TN 12th Standard
Zoology
Chapter 6: Evolution
Prepare / Learn
Q1.
The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge is called
A.
Natural selection
B.
Convergent evolution
C.
Non-random evolution
D.
Adaptive radiation Human health and diseases
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 7: Human Health and Diseases
Prepare / Learn
Q2.
Which of the following endoparasites of humans does show vivipaity?
A.
Ancylostoma duodenale
B.
Enterobius vermicularis
C.
Trichimella spiralis
D.
Ascaris lumbricoides
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 10: Applications of Biotechnology
Prepare / Learn
Q3.
Stirred – tank bioreactors have been designed for
A.
Addition of preservatives of the product
B.
Purification of the product
C.
Ensuring anaerobic conditions in the culture vessel
D.
Availability of oxygen throughout the process
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 11: Organisms and Population
Prepare / Learn
Q4.
Gause’s principle of competitive exclusion states that:
A.
More abundant species will exclude the less abundant species through competition
B.
Competition for the same resources excludes species having different food preferences
C.
No two species can occupy the same niche indefinitely for the same limiting resources
D.
Larger organisms exclude smaller ones through competition
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 13: Environmental Issues
Prepare / Learn
Q5.
Rachel Carson’s famous book ‘Silent Spring’ is related to
A.
Pesticide pollution
B.
Noise Pollution
C.
Population explosion
D.
Ecosystem management
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 2: Human Reproduction
Prepare / Learn
Q6.
The testes in human are situated outside the abdominal cavity inside a pouch called scrotum. The purpose served is for
A.
escaping any possible compression by the visceral organs.
B.
providing more space for the growth of epididymis.
C.
providing a secondary sexual feature for exhibiting the male sex
D.
maintaining the scrotal temperature lower than internal body temperature
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 4: Principles of Inheritance and Variation
Prepare / Learn
Q7.
“Universal Donor” and “Universal Recipients” blood group are _____ and_______respectively
A.
AB, O
B.
O, AB
C.
A, B
D.
B, A
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 5: Molecular Genetics
Prepare / Learn
Q8.
During translation initiation in prokaryotes, a GTP molecules is needed in
A.
association of 30s, mRNA with formyl met tRNA
B.
association of 50s subunit of ribosome with initiation complex
C.
formation of formyl met tRNA
D.
binding of 30s subunit of ribosome with mRNA.
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 7: Human Health and Diseases
Prepare / Learn
Q9.
The active form of Entamoeba histolytica feeds upon:
A.
Erythrocytes, mucosa and submucosa of colon
B.
Mucosa and submucosa colon only
C.
Food in intestine
D.
Blood only
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
TN State Board
TN 12th Standard
Zoology
Chapter 10: Applications of Biotechnology
Prepare / Learn
Q10.
There is a retriction endonuclease called EcoRI. What does ‘co’ part in it stand for?
A.
Coelom
B.
Coenzyme
C.
Coli
D.
Colon
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
Submit My Answer
Total Question/Mark :
Scored Mark :
Mark for Correct Answer : 1 Mark for Wrong Answer : -0.5 Mark for Left Answer : 0
Save and Share My Score
REDO LAST TEST AGAIN : ( TEST 23 )
REDO THIS TEST AGAIN : ( TEST 24 )
START NEXT : ( TEST 25 )
TN State Board
TN 12th Standard
Zoology
TEST : 24
Zoology
| Online Objective Test |
Start Test
Chapter 1: Reproduction in Organisms
| Online Objective Test
Start Test
Chapter 2: Human Reproduction
| Online Objective Test
Start Test
Chapter 3: Reproductive Health
| Online Objective Test
Start Test
Chapter 4: Principles of Inheritance and Variation
| Online Objective Test
Start Test
Chapter 5: Molecular Genetics
| Online Objective Test
Start Test
Chapter 6: Evolution
| Online Objective Test
Start Test
Chapter 7: Human Health and Diseases
| Online Objective Test
Start Test
Chapter 8: Immunology
| Online Objective Test
Start Test
Chapter 9: Microbes in Human Welfare
| Online Objective Test
Start Test
Chapter 10: Applications of Biotechnology
| Online Objective Test
Start Test
Chapter 11: Organisms and Population
| Online Objective Test
Start Test
Chapter 12: Biodiversity and its Conservation
| Online Objective Test
Start Test
Chapter 13: Environmental Issues
| Online Objective Test
Start Test
Prepare Before Start Test
| Learn
Engineering
| prepare/Learn
Medical
| prepare/Learn
TN School (10th & 12th )
| prepare/Learn
NEET, JEE
| prepare/Learn
TNPSC Exam
| prepare/Learn
UPSC Civil services Entrance exams
| Online Test
General Studies test
| Start Online Test
Civil Services Aptitude Test (CSAT)
| Start Online Test
Interview and Personality Test
| Start Online Test
GATE Exam
| Online Test
EE Electrical Engineering
| Start Online Test
EC Electronics and Communication Engineering
| Start Online Test
CS Computer Science and Information Technology
| Start Online Test
CE Civil Engineering
| Start Online Test
ME Mechanical Engineering
| Start Online Test
Under Graduate Entrance Exams
| Online Test
IIT JEE IEEE Entrance Exam
| Start Online Test
NEET Entrance Exam
| Start Online Test
AIIMS Entrance Exams
| Start Online Test
Problem Solving and Reasoning
| Online Test
Verbal and Reading Comprehension
| Start Online Test
Data Interpretation and Logical Reasoning
| Start Online Test
Mathematics or Quantitative Aptitude
| Start Online Test
CAT Entrance Exams
| Online Test
Mathematics or Quantitative Aptitude
| Start Online Test
Data Interpretation and Logical Reasoning
| Start Online Test
Verbal and Reading Comprehension
| Start Online Test
CLAT LAW Entrance exams
| Online Test
English including comprehension
| Start Online Test
General Knowledge and Current Affairs
| Start Online Test
Elementary Mathematics
| Start Online Test
Logical and Legal Reasoning Aptitude
| Start Online Test
Banking Entrance exams
| Online Test
Bank PO
| Start Online Test
Bank Clerks
| Start Online Test
Specialist Officers (SO)
| Start Online Test
UGC NET Entrance exams
| Online Test
Science
| Start Online Test
Language
| Start Online Test
TANCET Anna University
| Online Test
EEE Electrical and Electronics Engineering
| Start Online Test
ECE Electronics and Communication Engineering
| Start Online Test
CSE, IT Computer Science Engineering and Information Technology
| Start Online Test
Civil Engineering
| Start Online Test
Mechanical Engineering
| Start Online Test
TN State Board
| Online Test
TN 11th Standard
| Start Online Test
TN 12th Standard
| Start Online Test
TN 10th Standard
| Start Online Test