List of top Zoology Questions

Study the following and pick up the correct combinations:
 

Sl.No.ClassesFeaturesExamples
IOsteichthyesFilamentous gillsScoliodon
IIAmphibiaSternum appeared first timeIchthyophis
IIIReptilesTemporal fossaeBungarus
IVAvesCorpus callosum in brainCorvus

Match the following:
 

Zoological Name Common Name 
A) Pila I) Apple snail 
B) Lepisma II) Silver fish 
C) Daphnia III) Water flea 
D) Aranea IV) Spider 
It is the fore-runner of thyroid gland of vertebrates:
Identify the flatworms among the following non-chordate animals:

I. Euspongia
II. Aurelia
III. Beroe
IV. Taenia
V. Wuchereria
VI. Convoluta

Choose the correct option: 
Statement I: Synaptic transmission occurs from presynaptic to postsynaptic neuron.
Statement II: Presynaptic membrane contains receptors for neurotransmitters.
 

Study the following and identify the correct option.
Statement I: The juxtaglomerular cells release renin in response to decreased blood pressure.
Statement II: Renin directly acts on distal convoluted tubule, leading to increased blood pressure.
Neurilemma around axon of a neuron is formed by:
Find the mismatched pair:
Assertion (A): Arthropods are schizocoelomates
Reason (R): Coelom in arthropods is formed by splitting of mesoderm
Which of the following is not an alien species in India?
What is MHC-I related to?
What are the steps of muscle cell contraction?
Where is Satellite DNA located?
What is a post-zygotic mechanism?
Which organism has a segmented body?
When did the Air and Water Control and Prevention Act occur?
When was the Wildlife Protection Act launched?
In pollution measurement, which element requires monitoring?
What is the larval stage of Crinoids?
What is the larval stage of a starfish?

Match the following

Assertion [A]: Nematodes are pseudocoelomates. 
Reason [R]: Perivisceral space is filled with parenchyma derived from mesoderm. 
 

Identify the nekton from the following organisms:

Choose the incorrect combination among the following: 


 

Statement I: Acid rains are due to pollution of sulphur dioxide and nitrogen oxides.
Statement II: Incinerators are used to dispose of electronic wastes.