Which one of the following has an open circulatory system?
1. Pheretima
2. Periplaneta
3. Hirudinaria
4. Octopus
Which of the following is true for the given diagram?
1.Locust
2.Gregarious pest
3.Member of Insecta
4.All of these
Which of the following is true for the given diagram?
1. 4 Pairs of legs
2. Viviparous
3. Respire through book lungs
4. All of these
Which of the following is a gregarious pest?
1.Limulus
2.Locust
3.Laccifer
4.Palaemon
Which of the following is a vector?
1. Aedes
2. Culex
3. Anopheles
4. All of these
Which of the following is not a member of Arthropoda?
1.Silver fish
2.Centipede
3.House spider
4.Cuttle fish
Which of the following belongs to Arthropoda?
1.Dog fish
2.Star fish
3.Devil fish
4.Silver fish
Match the organism in Column-I with its excretory structure in Column-II
|
Column-I |
|
Column-II |
(A) |
Cockroach |
(p) |
Nephridia |
(B) |
Earthworm |
(q) |
Proboscis gland |
(C) |
Balanoglossus |
(r) |
Kidney |
(D) |
Clarias |
(s) |
Malpighian tubules |
1. (A)(s),(B)(p),(C)(q),(D)(r)
2. (A)(s),(B)(p),(C)(r),(D)(q)
3. (A)(q),(B)(p),(C)(r), (D)(s)
4. (A)(s), (B)(q),(C)(r),(D)(p)
What is common among silverfish, scorpion, crab and
honeybee?
(a) Compound eyes.
(b) Poison glands.
(c) Jointed appendages.
(d) Metamorphosis.
Which one of the following pairs of items correctly belong to the category of organs mentioned against it?
1. Nephridia of earthworm and malpighian tubules of cockroach - excretory organs.
2. Wings of honey bee and wings of crow - homologous organs
3. Thorns of Bougainvilea and tendrils of Cucurbita - analogous organs
4. Nictitating membrane and blind spot in human eye - vestigial organs
Match the name of the animal (column I), with one characteristics (column II), and the phylum/class (column III) to which it belongs
Column I |
Column II |
Column III |
|
1. |
Ichthyophis |
terrestrial |
Reptilia |
2. |
Limulus |
body covered by chitinous exoskeleton |
Pisces |
3. |
Adamsia |
radially symmetrical |
Porifera |
4. |
Petromyzon |
ectoparasite |
Cyclostomata |
Insects are not characterized by:
1. The main body segments – head, thorax and abdomen
2. Three pairs of legs
3. Two pairs of antennae
4. Excretion by Malpighian tubules
Mark the incorrect match
1. Gregarious pest - locust
2. Living fossil - limulus
3. Economically - giardia
important insect
4. Vector - anopheles
The metameric segmentation is present in
1. Annelids only
2. Annelida and Arthropoda
3. Platyhelminthes and Annelida
4. Earthworm and Taenia solium
In which of the following animals, levels of organisation, Symmetry and Coelom are similar?
1. Sycon and Hydra
2. Fasciola and Ascaris
3. Ancylostoma and Pheretima
4. Pheretima and Locust
Bilateral symmetry, segmentation, coelom and open circulatory system are the characters of
1. Arthropoda
2. Mollusca
3. Annelida
4. Platyhelminthes
Read the following features carefully
a. Triploblastic, schizocoelomate.
b. Organ system level of organisation.
c. Body can be divided into identical left and right halves in only one plane.
d. Digestive system has two openings, mouth and anus.
e. Blood is pumped out of the heart and the cells and tissues are directly bathed in it.
Choose the phylum whose members have all these, features
1. Echinodermata
2. Achelminthes
3. Annelida
4. Arthropoda
Match the following diseases with the causative organism and select the correct option:
Column I | Column II | ||
(a) | Gregarious, polyphagous pest | (i) | Asterias |
(b) | Adult with radial symmetry and larva with bilateral symmetry | (ii) | Scorpion |
(c) | Book lungs | (iii) | Ctenoplana |
(d) | Bioluminescence | (iv) | Locusta |
(a) | (b) | (c) | (d) | |
1. | (iv) | (i) | (ii) | (iii) |
2. | (iii) | (ii) | (i) | (iv) |
3. | (ii) | (i) | (iii) | (iv) |
4. | (i) | (iii) | (ii) | (iv) |
The figure shows four animals (a), (b), (c) and (d). Select the correct answer with respect to a common characteristics of two of these animals.
1. (a) & (d) have cnidoblasts for self-defence
2. (c) & (d) have a true coelom
3. (a) & (d) respire mainly through body wall
4. (b) & (c) show radial symmetry
Match each item in Column I with one item in Column II and select the correct match from the codes given:
COLUMN I | COLUMN II | ||
A | Largest marine animal phylum | P | Arthropoda |
B | Largest animal phylum | Q | Mollusca |
C | Largest vertebrate class | R | Pisces |
D | Largest vertebrate endotherm class | S | Aves |
A | B | C | D | |
1. | P | Q | R | S |
2. | Q | P | S | R |
3. | P | Q | S | R |
4. | Q | P | R | S |
Match the organism in Column-I with its excretory structure in Column-II:
Column I | Column II |
(a) Cockroach | (p) Nephridia |
(b) Earthworm | (q) Proboscis gland |
(c) Balanoglossus | (r) Kidney |
(d) Clarias | (s) Malpighian tubules |
(a | (b) | (c) | (d) | |
1. | (s) | (p) | (q) | (r) |
2. | (s) | (p) | (r) | (q) |
3. | (q) | (p) | (r) | (s) |
4. | (s) | (q) | (r) | (p) |
1. | This is the largest phylum of kingdom Animalia and over two-thirds of all named species on earth are arthropods |
2. | The body of arthropods is formed of calcareous exoskeleton |
3. | Tracheal system acts as respiratory organ in most of the arthropods |
4. | They are mostly dioecious oviparous and have internal fertilization |
A: | Bilateral symmetry |
B: | Body covered with a plate like exoskeleton |
C: | Legs with joints and wings |
1. | Hemichordates | Worm like with proboscis, collar and trunk |
2. | Mollusca | External skeleton of shell usually present |
3. | Porifera | Body with pores and canals in walls |
4. | Arthropoda | Exoskeleton of cellulose and jointed appendages |