1
NEET 2026
MCQ (Single Correct Answer)
+4
-1
Change Language

What is the reason behind production of large holes in 'Swiss Cheese'?

A

The production of large amount of $\mathrm{CO}_2$ by Propionibacterium sharmanii

B

The production of large amount of $\mathrm{CO}_2$ by Clostridium butylicum

C

The production of large amount of $\mathrm{CO}_2$ and $\mathrm{H}_2$ by lactic acid bacteria called Lactobacillus

D

The production of large amount of $\mathrm{CO}_2$ and $\mathrm{H}_2$ by Trichoderma polysporum

2
NEET 2026
MCQ (Single Correct Answer)
+4
-1
Change Language

The toxin proteins isolated from Bacillus thuringiensis, coded by which of the following genes would contrl cotton bollworms and corn borer, respectively?

A

cryIAc and cryIAb

B

crylAc and cryllAb

C

cryllAb and crylAc

D

cryIAc and cryIIIAb

3
NEET 2026
MCQ (Single Correct Answer)
+4
-1
Change Language

Ecological pyramids represent the relationship between the organisms at different trophic levels and they are generally inverted for:

A

Pyramid of number in grassland

B

Pyramid of energy in pond ecosystem

C

Pyramid of biomass in grassland

D

Pyramid of biomass in sea

4
NEET 2026
MCQ (Single Correct Answer)
+4
-1
Change Language

Choose the correct statement regarding GIFT to overcome infertility.

A

Ova collected from a female donor are transferred to the uterus of an infertile female.

B

Early embryos with up to 8 blastomeres are transferred to the uterus of an infertile female.

C

Early embryos with up to 8 blastomeres are transferred into the fallopian tube of an infertile female.

D

It is the transfer of an ovum collected from a donor into the fallopian tube of another female who cannot