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

'Algal bloom' mainly includes _________ .

A

red algae

B

green algae

C

brown algae

D

blue-green algae

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

Identify thermoplastic polymer from following.

A

Urea formaldehyde resin

B

Polystyrene

C

Nylon 6,6

D

Vulcunized rubber

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

Which from following compounds is called Gammexane?

A

Chlorobenzene

B

DDT

C

Benzene hexachloride

D

Benzoyl chloride

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

Which of the following cations is involved in formation of chlorophyll molecule in plants?

A

$\mathrm{Na}^{+}$

B

$\mathrm{Sr}^{2+}$

C

$\mathrm{Mg}^{2+}$

D

$\mathrm{Ca}^{2+}$