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

Which one of the following is the activator for enzyme enolase in glycolysis?

A

$\mathrm{Mn}^{++}$

B

$\mathrm{Mg}^{++}$

C

$\mathrm{Ca}^{++}$

D

$\mathrm{Zn}^{++}$

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

Match parts of human ear in Column I with their structure / characteristic in Column II.

Column I Column II
i. Organ of Corti a. Dynamic balance is maintained
ii. Semi-circular Canal b. Sensory epithelium over basilar membrane of cochlea
iii. Tympanic membrane c. Connects middle ear to the pharynx
iv. Eustachian tube d. Transmits sound waves to middle ear
Choose the correct option:
A

i - b, ii - a, iii - d, iv - c

B

i - c, ii - d, iii - a, iv - b

C

i-d, ii -c, iii -a, iv - b

D

i - a, ii - d, iii - c, iv - b

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

Following components of the ecosystem are all linked to function as an 'ecosystem unit' EXCEPT ________

A

productivity

B

decomposition

C

stratification

D

energy flow

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

Elimination of defective gene and insertion of healthy gene in a genome is achieved by ________

A

traditional biotechnology

B

microbiology

C

rDNA technology

D

Cytogenetics