1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following cellular parts is correctly described ?
A
Lysosomes - optimally active at a pH of about 8.5
B
Centrioles - sites for active RNA synthesis
C
Thylakoids - flattened membranous sacs forming the grana of chloroplasts
D
Ribosomes - those on chloroplasts are larger (80s) while those in the cytoplasm are smaller (70s)
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following structures is an organelle within an organelle ?
A
Mesosome
B
Peroxisome
C
Ribosome
D
ER
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Identify the human developmental stage shown below as well as the related right place of its occurrence in a normal pregnant woman, and select the right option for the two, together. AIPMT 2012 Mains Biology - Human Reproduction Question 24 English
A
Developmental stage $$ \to $$ 8-celled morula, Site of occurrence $$ \to $$ Starting point of Fallopian tube
B
Developmental stage $$ \to $$ Blastula, Site of occurrence $$ \to $$ End part of Fallopian tube
C
Developmental stage $$ \to $$ 8-celled morula, Site of occurrence $$ \to $$ Starting point of Fallopian tube
D
Developmental stage $$ \to $$ Blastocyst, Site of occurrence $$ \to $$ Uterine wall
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following sets of items in the option A – D are correctly categorized with one exception in it ?
A
ITEMS CATEGORY EXCEPTION
Kangaroo, Koala, wombat Australian masupials Wombat
B
ITEMS CATEGORY EXCEPTION
Typhoid, Pneumonia, Diphtheria Bacterial diseases Diphtheria
C
ITEMS CATEGORY EXCEPTION
UAA, UAG, UGA Stop codons UAG
D
ITEMS CATEGORY EXCEPTION
Plasmodium, Cuscuta, Trypanosoma Protozoan parasites Cuscuta
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