Magazine For NEET Preparation

Category: Zoology

Human Health and Diseases

Amoebiasis

1. Which of the following is the causative agent of amoebiasis? A. Giardia lamblia B. Entamoeba histolytica C. Balantidium coli D. Cryptosporidium parvum 💬 Explanation: Entamoeba histolytica is the protozoan parasite responsible for amoebiasis....

‘Aristotle’s Lantern’ seen in

A. Sea cucumber B. Brittle star C. Sea urchin D. Sea gooseberry

‘Gonophore’ is a reproductive organ in

A. Hydrozoa B. Porifera C. Molluscs D. Echinodermata

‘Gastrovascular cavity’ is found in which phylum

A. Echinodermata B. Porifera C. Molluscs D. Cnidaria

Which is ‘Box jellyfish’?

A. Cubozoa B. Scyphozoa C. Staurozoa D. Hydrozoa

Which is ‘true jellyfish’?

A. Cubozoa B. Scyphozoa C. Staurozoa D. Hydrozoa

Platyhelminthes exhibit which type of symmetry?

A. Radial symmetry B. Bilateral symmetry C. Pentamerous radial symmetry D. Asymmetrical

‘Catch connective tissue’ is found in which phylum

A. Echinodermata B. Porifera C. Molluscs D. Cnidaria

Water vascular system is found in which phylum

A. Echinodermata B. Porifera C. Molluscs D. Cnidaria

Symmetry exhibited by echinoderms

A. Radial B. Bilateral C. Pentamerous radial D. Biradially symmetrical

Which is most appropriate for symmetry exhibited by Ctenophores

A. Radial B. Bilateral C. Pentamerous radial D. Biradially symmetrical

Porifera exhibit which type of symmetry?

A. Radial B. Bilateral C. Pentamerous radial D. Asymmetrical

‘veliger larva’ is the planktonic larva found mostly in

A. Platyhelminthes B. Nematoda C. Molluscs D. Annelida

Radial symmetry exhibited by

A. Platyhelminthes B. Nematoda C. Molluscs D. Cnidaria

Which is the copper containing respiratory pigment present in Mollusca?

A. Hemosiderin B. Hemocyanin C. Anthocyanins D. Leghemoglobin

All of the following in arthropods helps for excretion EXCEPT-

A. Malpighian tubules B. Green glands C. Coxal glands D. Flame cells

Which is the balancing organ in arthropods ?

A. Pinacocytes B. Solenocytes C. Statocysts D. Colloblasts

Statocysts in arthropods function as

A. Excretion B. Digestion C. Balancing organ D. Reproduction

Statocysts are found in

A. Platyhelminthes B. Nematoda C. Arthropoda D. Annelida

Which cells are similar to ‘Flame cells’?

A. Pinacocytes B. Solenocytes C. Choanocytes D. Colloblasts

Largest phylum of the Kingdom Animalia

A. Platyhelminthes B. Nematoda C. Arthropoda D. Annelida

Pin worm

A. Ascaris lumbricoides B. Enterobius vermicularis C. Wuchereria bancrofti D. Ancylostomaa deuodenale

All TRUE about ‘Flame cells’ EXCEPT –

A. It has Non-nucleated cell body B. Help in osmoregulation C. Help in excretion D. It has “cup-shaped” projection

Flame cells help in

A. Defense B. Food capture C. Osmoregulation D. Reproduction

Lasso cells are present in

A. Sycon B. Platyhelminthes C. Ctenophora D. Cnidarians

Colloblasts or Lasso cells in Ctenophora help in

A. Defense B. Food capture C. Maintain osmolality D. Reproduction

Which larval stage called ‘cydippid larva’?

A. Sycon B. Platyhelminthes C. Ctenophora D. Cnidarians

First group of animals to exhibit tissue level organisation

A. Sycon B. Platyhelminthes C. Ctenophora D. Cnidarians

Venus’ flower basket

A. Sycon B. Spongilla C. Euspongia D. Euplectella

Which of the following are stinging cells on tentacles?

A. Pinacocytes B. Nematocysts C. Flame cells D. Choanocytes