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TN 10TH SCIENCE - Online Test
tn 10th science
TEST : 4
# Chapter 16: Plant and Animal Hormones
# TN 10th Science
Prepare / Learn
Q1.
The hormone which has positive effect on apical dominance is:
A.
Cytokinin
B.
Auxin
C.
Gibberellin
D.
Ethylene
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 17: Reproduction in Plants and Animals
# TN 10th Science
Prepare / Learn
Q2.
Asexual reproduction takes place through budding in ___________ .
A.
Amoeba
B.
Yeast
C.
Plasmodium
D.
Bacteria
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 18: Heredity
# TN 10th Science
Prepare / Learn
Q3.
9 : 3 : 3 : 1 ratio is due to
A.
Segregation
B.
Crossing over
C.
Independent assortment
D.
Recessiveness
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 19: Origin and Evolution of Life
# TN 10th Science
Prepare / Learn
Q4.
The ‘use and disuse theory’ was proposed by ______________.
A.
Charles Darwin
B.
Ernst Haeckel
C.
Jean Baptiste Lamarck
D.
Gregor Mendel
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 20: Breeding and Biotechnology
# TN 10th Science
Prepare / Learn
Q5.
Pusa Komal is a disease resistant variety of _________.
A.
sugarcane
B.
rice
C.
cow pea
D.
maize
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 21: Health and Diseases
# TN 10th Science
Prepare / Learn
Q6.
World 'No Tobacco Day' is observed on
A.
May 31
B.
June 6
C.
April 22
D.
October 2
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
# Chapter 22: Environmental Management
# TN 10th Science
Prepare / Learn
Q7.
What are the steps will you adopt for better waste management?
A.
reduce the amount of waste formed
B.
reuse the waste
C.
recycle the waste
D.
all of the above
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
# Chapter 23: Visual Communication
# TN 10th Science
Prepare / Learn
Q8.
All files are stored in the ______________
A.
Folder
B.
box
C.
Pai
D.
scanner
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
# Chapter 1: Laws of Motion
# TN 10th Science
Prepare / Learn
Q9.
Impulse is equals to
A.
rate of change of momentum
B.
rate of force and time
C.
change of momentum
D.
rate of change of mass
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 2: Optics
# TN 10th Science
Prepare / Learn
Q10.
Where should an object be placed so that a real and inverted image of same size is obtained by a convex lens
A.
f
B.
2f
C.
infinity
D.
between f and 2f
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
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