Related Questions
What is the correct answer?
4
Which of the following belong to phylum arthropoda?
B. Laccifer and Anopheles
What is the correct answer?
4
Which of the following statements (i – v) are incorrect ?
- Circulatory system in arthropods is of closed type.
- Parapodia in annelids helps in swimming.
- Phylum mollusca is the second largest animal phylum.
- Aschelminthes are dioecious.
What is the correct answer?
4
Which of the following group of animals reproduces only by sexual means?
What is the correct answer?
4
Which of the following features distinguish mammals from other vertebrates ?
A. Hairy skin and oviparity
B. Hairy skin and mammary glands
C. Mammary glands and teeth
What is the correct answer?
4
Select the incorrect feature of mollusca from the given statements.
- Terrestrial or aquatic animals having cellular system level of organization.
- Radial symmetrical and acoelomate animals and possesses two germinal layers.
- A file like rasping organ called radula is present.
- Usually dioecious and viviparous animals.
- Examples include Pila, Octopus, and Dentalium.
C. (i), (ii) and (iv) only
D. All the five statements.
What is the correct answer?
4
Which of the following statements (i v) are incorrect?
(i) Parapodia are lateral appendages in arthropods used for swimming.
(ii) Radula in molluscs are structures involved in excretion.
(iii) Aschelminthes are dioecious.
(iv) Echinoderm adults show radial symmetry.
(v) Ctenophorans are diploblastic.
What is the correct answer?
4
Match the phylum given in column - I with the special features present in them given in column - II and choose the correct option.
Column -I | Column- II | (Phylum) | (Special features present) |
A. Porifera | I. Mammary glands |
B. Mollusca | II. Cloaca |
C. Ctenophora | III. Choanocytes |
D. Amphibia | IV. Radula |
E. Mammalia | V. Comb plates |
A. A III; B IV; C V; D II; E I
B. A IV; B III; C V; D II; E I
C. A III; B IV; C II; D V; E I
D. A III; B V; C IV; D II; E I
What is the correct answer?
4
Few cnidarians like corals have a skeleton composed of
What is the correct answer?
4
Hemichordates have now been placed with the nonchordates, close to echinoderms, because true
B. pharyngeal gill-slits are lacking.
C. dorsal nerve cord is absent.
What is the correct answer?
4
Which of the following is a living fossil?
What is the correct answer?
4
Which of the following character is absent in all chordates?
C. Pharyngeal gill clefts
What is the correct answer?
4
Polyp phase is absent in
What is the correct answer?
4
Which of the following statements is incorrect ?
A. Prawn has two pairs of antennae.
B. Nematocysts are characteristic feature of the phylum cnidaria.
C. Millipedes have two pairs of appendages in each segment of the body.
D. Animals that belong to phylum porifera are exclusively marine.
What is the correct answer?
4
Which of the following traits is not shared by both sea anemones and jellyfish ?
A. A medusa as the dominant stage in the life cycle.
B. Possession of a gastro vascular cavity.
D. Nematocysts present on the tentacles.
What is the correct answer?
4
Which of the following statement(s) is/are correct regarding phylum coelenterata?
(i) They are aquatic, mostly marine, sessile or freeswimming, radially symmetrical animals.
(ii) They have a central gastro-vascular cavity with a single opening called hypostome.
(iii) Digestion is extracellular and intracellular.
(iv) Examples are Sycon, Spongilla and Euspongia.
What is the correct answer?
4
Tracheae of cockroach and mammal are similar in having
B. non-collapsible walls.
C. ciliated inner lining.
What is the correct answer?
4
Which one of the following categories of animals is correctly described with no single exception in it?
A. In chondrichthyes notochord is persistent throughout life.
B. All mammals are viviparous and possess diaphragm for breathing.
C. All sponges are marine.
D. All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal).
What is the correct answer?
4
Column I contains zoological names of animals and column II contains their common name. Match the following and choose the correct option.
Column -I | Column- II | A. Physalia | I. Sea anemone |
B. Meandrina | II. Brain coral |
C. Gorgonia | III. Sea fan |
D. Adamsia | IV. Portuguese man-of-war |
A. A III; B II; C I; D IV
B. A IV; B III; C II; D I
C. A IV; B II; C III; D I
D. A II; B III; C I; D IV
What is the correct answer?
4
In phylum echinodermata, the adult echinoderms are ______A__________ but larvae are _______B______ .
A. A radially symmetrical; B bilaterally symmetrical
B. A bilaterally symmetrical; B radially symmetrical
C. A bilaterally symmetrical; B asymmetrical
D. A metamerically segmented; B asymmetrical
What is the correct answer?
4
Which of the follwoing statement(s) is/are correct?
(i) Organ systems in different group of animals show various patterns of complexities.
(ii) The digestive system in platyhelminthes has only a single opening to the outside of the body that serve as both mouth and anus, and is hence called complete.
(iii) In open type of circulatory system, the blood is pumped out of the heart and the cells and tissues are directly bathed in it.
(iv) In closed type, the blood is circulated through a series of vessels of varying diameters (arteries, veins and capillaries).
What is the correct answer?
4
A file like rasping organ for feeding, called radula, present in the phylum __________.
What is the correct answer?
4
In amphibians, heart is ________ chambered.
What is the correct answer?
4
In amphibians, respiration occurs through
What is the correct answer?
4
Which of the following is not a characteristic feature of kingdom animalia ?
A. Storage of carbohydrates as starch.
C. Obtaining nutrients by ingestion.
D. Having eukaryotic cells without walls.
What is the correct answer?
4
Match the characteristic feature/terms given in column I with the phylum to which they belongs given in column II and choose the correct option.
Column-I | Column-II | (Characteristic feature/term) | (Phylum) |
A. Choanocytes | I. Platyhelminthes |
B. Cnidoblasts | II. Ctenophora |
C. Flame cells | III. Porifera |
D. Nephridia | IV. Coelenterata |
E. Comb plates | V. Annelida |
A. A II; B I; C IV; D V; E III
B. A II; B IV; C I; D V; E III
C. A V; B I; C III; D II; E IV
D. A III; B IV; C I; D V; E II
What is the correct answer?
4
Identify the figure with its correct name and phylum.
B. Aurelia - Coelenterata
C. Pleurobrachia - Ctenophora
D. Tapeworm - Platyhelminthes
What is the correct answer?
4
Which of the following is a connecting link between invertebrates and non-invertebrates?
What is the correct answer?
4
The following statement are associated with the occurrence of notochord. Identify the incorrect statement.
A. It is present only in larval tail in ascidians.
B. It is replaced by a vertebral column in adult frog.
C. It is absent throughout the life in humans from the very beginning.
D. It is present throughout life in Amphioxus.
What is the correct answer?
4
Which of the following characteristic is probably most responsible for the great diversification of insects on land ?
What is the correct answer?
4
Heart is three - chambered in reptiles, except