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

Action of salivary amylase stops when food gets mixed with gastric juice due to __________

A

Bacteria

B

Change in pH

C

Lysozymes

D

hormones

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

Identify the correct sequence of steps in Hershey and Chase's experiment.

A

Infection $\rightarrow$ Centrifugation $\rightarrow$ Blending $\rightarrow$ Detection of radioactivity.

B

Centrifugation $\rightarrow$ Infection $\rightarrow$ Blending $\rightarrow$ Detection of radioactivity

C

Infection $\rightarrow$ Blending $\rightarrow$ Centrifugation $\rightarrow$ Detection of radioactivity

D

Blending $\rightarrow$ Infection $\rightarrow$ Centrifugation $\rightarrow$ Detection of radioactivity

3
MHT CET (PCB) 2025 9th April Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which one of the following is a non-symbiotic biofertilizer?

A

VAM

B

Azotobacter

C

Rhizobium

D

Anabaena with Azolla

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

Non-disjunction of X - chromosome during meiosis leads to __________

A

Klinefelter's syndrome

B

Down's syndrome

C

sickle cell anaemia

D

Huntington's disease