1
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is INCORRECT in case of severe haemorrhage?

A

Osmoreceptors in hypothalamus stimulate ADH secretion.

B

ADH stimulates reabsorption of water from last part of DCT and entire collecting duct.

C

Urine volume increases.

D

Osmolarity of blood decreases.

2
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Select the INCORRECT statements.

i. The rate of formation of $\mathrm{H}_2 \mathrm{CO}_3$ is slower in RBCs and faster in plasma.

ii. Dissociation of $\mathrm{H}_2 \mathrm{CO}_3$ into $\mathrm{H}^{+}$and $\mathrm{HCO}_3^{-}$ takes place due to carbonic anhydrase.

iii. The carbonic anhydrase is present in leucocytes,

iv. The prosthetic group of carbonic anhydrase is Mn .

Select the correct option.

A
i and iv only
B
ii and iii only
C
i, iii and iv only
D
i, ii and iv only
3
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Following table shows ABO blood group in man. Observe carefully and identify 'P', 'Q' and ' R '.

MHT CET (PCB) 2025 9th April Morning Shift Biology - Principles of Inheritance and Variation Question 2 English
A

$\quad \mathrm{P}-\mathrm{I}^{\mathrm{A}} \mathrm{I}^{\mathrm{A}}, \quad \mathrm{Q}-\mathrm{AB}, \quad \mathrm{R}-$ antibody a

B

$\quad \mathrm{P}-\mathrm{I}^{\mathrm{A}} \mathrm{I}^{\mathrm{B}}, \quad \mathrm{Q}-\mathrm{NIL}, \quad \mathrm{R}-$ antibody b

C

$\mathrm{P}-\mathrm{I}^{\mathrm{B}} \mathrm{I}^{\mathrm{B}}, \quad \mathrm{Q}-\mathrm{B}, \quad \mathrm{R}-\mathrm{NIL}$

D

$\quad \mathrm{P}-\mathrm{I}^{\mathrm{O}} \mathrm{I}^{\mathrm{A}}, \quad \mathrm{Q}-\mathrm{A}, \quad \mathrm{R}-$ antibody ab

4
MHT CET (PCB) 2025 9th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

In the above logistic growth curve of population, identify ' $A$ ', ' $B$ ' and ' $C$ '.

MHT CET (PCB) 2025 9th April Morning Shift Biology - Organisms and Populations Question 1 English
A

A - Stationary phase, B - Log phase, C Lag phase

B

A - Lag phase, B - exponential phase, C Stationary phase

C

A - Log phase, B - Lag phase, C Diminishing growth phase

D

A - Log phase, B - Stationary phase, C Lag phase