1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Match List-I with List-II

List-I List-II
(a) Aspergillus niger (i) Acetic Acid
(b) Acetobacter aceti (ii) Lactice Acid
(c) Clostridium butylicum (iii) Citric Acid
(d) Lactobacillus (iv) Butyric Acid


Choose the correct answer from the options given below
A
(a) (b) (c) (d)
(iv) (ii) (i) (iii)
B
(a) (b) (c) (d)
(iii) (i) (iv) (ii)
C
(a) (b) (c) (d)
(i) (ii) (iii) (iv)
D
(a) (b) (c) (d)
(ii) (iii) (i) (iv)
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which of the following is put into Anaerobic sludge digester for further sewage treatment?
A
Effluents of primary treatment
B
Primary sludge
C
Floating debris
D
Activated sludge
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Match the following columns and select the correct option.
Column-I Column-II
(a) Clostridium butylicum (i) Cyclosporin-A
(b) Trichoderma polysporum (ii) Butyric Acid
(c) Monascus purpureus (iii) Citric Acid
(d) Aspergillus niger (iv) Blood cholesterol lowering agent
A
(A) $$ \to $$ (iii), (B) $$ \to $$ (iv), (C) $$ \to $$ (ii), (D) $$ \to $$ (i)
B
(A) $$ \to $$ (i), (B) $$ \to $$ (ii), (C) $$ \to $$ (iv), (D) $$ \to $$ (iii)
C
(A) $$ \to $$ (iv), (B) $$ \to $$ (iii), (C) $$ \to $$ (ii), (D) $$ \to $$ (i)
D
(A) $$ \to $$ (ii), (B) $$ \to $$ (i), (C) $$ \to $$ (iv), (D) $$ \to $$ (iii)
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm?
A
Acidic pH of stomach
B
Body temperature
C
Alkaline pH of gut
D
Moist surface of midgut
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