Download App

Classical Genetics — BIO BOTANY STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYClassical Genetics1 Mark
MCQ
Which is not a correct statement?
(A) Variations are the raw materials for evolution
(B) Variations provide genetic material for natural selection
(C) It helps the individual to adapt to the changing environment
(D) Variations allow breeders to improve the crop field
  • A
     A and D
  • B
     B only
  • C
     C and D
  • ✓
    none of the above
✓

Answer

Correct option: D.
none of the above
none of the above

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Choose the most appropriate answer from the given alternatives and write the option code and the corresponding answer." from Classical Genetics→Classical Genetics — all question types→BIO BOTANY STD 12 question papers→Tamilnadu Board STD 12 question papers→Tamilnadu Board question paper generator→

Similar questions

Methane is __________ times as effective as $CO _2$ at trapping heat.
→
Pick out the edaphic factor among the following.
→
ABO blood group is a classical example for __________
→
Read the statement and select the correct terminology for the same:
“Carrying away of inorganic compounds of soil by water”.
→
Identify the incorrect statement:
→
Azolla is best suited biofertilizer for ____________
→
Assertion (A) : Codominance is an example for intragenic interaction
Reason (R) : Interaction take place between the alleles of same gene
→
Identify the non-fungal species used in SCP production.
(i) Candida
(ii) Chlorella
(iii) Chlamydomonas
(iv) Cellulomonas
→
____________ is the process of bringing a plant species under human control.
→
The environment of any community is called
→