Assertion : In Balanoglossus notochord is replaced by pygochord.
Reason : Pygochord supports adbominal region.

Assertion : In Balanoglossus, proboscis is involved in excretion Reason : Glomerulus is present in proboscis.

Assertion : In Balanoglossus, proboscis is involved in excretion Reason : Glomerulus is present in proboscis.

Assertion : Balanoglossus is often considered as ''acom worms'' Reason : The word 'acom worm' has no meaning.

Assertion : In Banyan prop roots grow horizontally from the tree. Reasoning : They give additional support to the tree.

Assertion : The hotspots are the regions of accelerated habitat loss. Reason : Hotspots are the region of high levels of species richness.

Assertion : PCR primers must not have self complementary regions. Reason : Self complementary regions result in hairpin structures adversely affecting the PCR.

Assertion : PCR primers must not have self complementary regions. Reason : Self complementary regions result in hairpin structures adversely affecting the PCR.