EASY
UPSC CDS
IMPORTANT
Earn 100

Mature sclerenchyma cells have _____.
(a)Cellulose wall and are living
(b)lignified wall and are living
(c)suberized wall and are dead
(d)lignified wall and are dead

50% studentsanswered this correctly

Important Questions on UPSC CDS (II) Previous Year Paper 2020
EASY
UPSC CDS
IMPORTANT
In human beings, the chromosomes that determine birth of a normal female child are__________________.

EASY
UPSC CDS
IMPORTANT
Antibiotic such as penicillin blocks _____.

EASY
UPSC CDS
IMPORTANT
The radioactive isotope of hydrogen is ________________.

EASY
UPSC CDS
IMPORTANT
Which one of the following is used for storing biological tissues?

EASY
UPSC CDS
IMPORTANT
Which one of the following does not form oxide on reaction with oxygen?

EASY
UPSC CDS
IMPORTANT
The valency of phosphorus is

EASY
UPSC CDS
IMPORTANT
Lead nitrate on heating gives

EASY
UPSC CDS
IMPORTANT
Which one of the following is a decommissioned aircraft carrier?
