Chapter 9: Plant Breeding - Online Test
Q1.
Assertion: Genetic variation provides
the raw material for selection
Answer : Option B
Explaination / Solution:
No Explaination.
Q2. While studying the history of domestication of various cultivated plants _______ were recognized earlier
Answer : Option A
Explaination / Solution:
No Explaination.
Q3. Pick out the odd pair.
Answer : Option C
Explaination / Solution:
No Explaination.
Q4.
Match Column I with Column II
Column I : Column II
i) William S. Gaud I) Heterosis
ii) Shull II) Mutation breeding
iii) Cotton Mather III) Green revolution
Answer : Option B
Explaination / Solution:
No Explaination.
Q5. The quickest method of plant breeding is
Answer : Option B
Explaination / Solution:
No Explaination.
Q6. Desired improved variety of economically useful crops are raised by
Answer : Option B
Explaination / Solution:
No Explaination.
Q7. Plants having similar genotypes produced by plant breeding are called
Answer : Option A
Explaination / Solution:
No Explaination.
Q8. Importing better varieties and plants from outside and acclimatising them to local environment is called
Answer : Option D
Explaination / Solution:
No Explaination.
Q9. Dwarfing gene of wheat is
Answer : Option C
Explaination / Solution:
No Explaination.
Q10. Crosses between the plants of the same variety are called
Answer : Option C
Explaination / Solution:
No Explaination.
