Download App

Question Bank [2022] — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYQuestion Bank [2022]1 Mark
MCQ
In humans, the sex chromosome complement i
  • ✓
    XX-XY
  • B
    XX-XO
  • C
    ZZ-ZO
  • D
    ZW-ZZ
✓

Answer

Correct option: A.
XX-XY
XX-XY

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 "MCQ" from Question Bank [2022]→Question Bank [2022] — all question types→BIOLOGY STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

During infection of $E$. coli cells by bacteriophage $T2.$
→
From the following, which water will show greatest water potential (ψ)
→
Acrosome of spermatozoa is formed from ……………….
→
The full potential of penicillin as an antibiotic was established by :
→
If more than one code designates the single amino acid it is:
→
Aim of plant breeding is to produce :
→
Centre for thirst and hunger are located in ……………….
→
…………………. bacteria are used as herbicides.
→
While isolating $\text{DNA}$ from bacteria, which of the following enzymes is not used ?
→
A large number of married couples the world over are childless. It is shocking to know that in India the female partner is often blamed for the couple being childless.
  1. Why in your opinion the female partner is often blamed for such situations in India? Mention any two values that you as a biology student can promote to check this social evil.
  2. State any two reasons responsible for the cause of infertility.
  3. Suggest a technique that can help the couple to have a child where the problem is with the male partner.
→