Which of the following is not an Echinoderm character?

1. Exclusively marine

2. Radial symmetry in adults

3. Protostome embryonic development

4. Water vascular system

Subtopic:  Phylum Echinodermata |
 81%
From NCERT
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Birds are not characterized by:

1. Forelimbs modified into wings

2. Fully ossified endoskeleton

3. Skin dry without glands except for oil gland

4. Oviparous and external fertilization

Subtopic:  Study of Aves & Mammals |
 70%
From NCERT
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Echinoderms are not characterized by:

1. An absence of excretory system

2. Bisexual animals

3. Usually external fertilization

4. Indirect development with free swimming larva

Subtopic:  Phylum Echinodermata |
 60%
From NCERT
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Operculum and an air bladder are present in :

1. Clarias

2. Pristis

3. Trygon

4. Carcohrodon

Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 73%
From NCERT
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Identify the incorrectly matched pair:

Animals Feature present in both
1. Balanoglossus and Pinctada Open circulatory system
2. Branchiostoma and Ascidia Persistent notochord
3. Aplysia and Pheretima True coelom
4. Gorgonia and Pennatula Cnidoblasts
Subtopic:  Phylum Chordata |
 60%
From NCERT
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Pteropus is a/an:

1. Limbless amphibian
2. Extinct reptile that evolved into mammals
3. Bony fish that migrates from sea water to fresh water for breeding
4. Mammal with flight
Subtopic:  Study of Aves & Mammals |
 71%
From NCERT
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Which of the following is not an arthropod characteristic?

1. Jointed appendages

2. Non-segmented bodies

3. Periodic moulting

4. Articulated exoskeleton

Subtopic:  Phylum Arthropoda |
 77%
From NCERT
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Amniotes include all except:

(1) Amphibians

(2) Reptiles

(3) Birds

(4) Mammals

Subtopic:  General Introduction: Vertebrates & Agnatha |
 61%
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An animal with the following body wall organization will not have:

1. Cephalization

2. Three germ layers

3. Bilateral symmetry

4. A complete digestive tract

Subtopic:  Basis of Classification:I | Basis of Classification:II | Basis of Classification |
From NCERT
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Which of the following represents order of 'Horse'?

(1) Equidae

(2) Perissodactyla

(3) Caballus

(4) Ferus

Subtopic:  Study of Aves & Mammals |
NEET - 2017
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