0

Diversity of Living World

Attempted 0/25 Correct 0 Score 0

The structure 'typhlosole' in earthworms is used for

  1. crushing food

  2. slowing down passage of food

  3. increasing the absorptive area

  4. extra secretion of digestive enzymes


Correct Option: C
Explanation:

The structure 'typhlosole' in earthworms is used for increasing the absorptive surface area.

Five kingdoms of classification associated with taxonomy were proposed by

  1. Traviranus

  2. Linnaeus

  3. Whittaker

  4. Johanson


Correct Option: C
Explanation:

He was the first to propose the five kingdom taxonomic classification of the world's biota into Animalia, Plantae, Fungi, Protista and Monera in 1959.

A sponge found in fresh water is known as

  1. Euspongia

  2. Spongilla

  3. Scypha

  4. Sycon


Correct Option: B
Explanation:

Spongilla is a fresh water sponge.

In Platyhelminthes, flame cells are associated with

  1. Respiration

  2. Excretion

  3. Gas exchange

  4. Nutrition


Correct Option: B
Explanation:

In Platyhelminthes, flame cells are associated with excretion .

Which of the following organisms is called sea pen?

  1. Gorgonia

  2. Physalia

  3. Obelia

  4. Pennatula


Correct Option: D
Explanation:

Pennatula is commonly called sea pen.

The term 'Binomial nomenclature' associated with taxonomy means

  1. one name given by two different scientists

  2. two names in which one is Latinized and other of a person

  3. one scientific name consisting of a generic and a specific epithet

  4. two names in which one is scientific and other is local


Correct Option: C
Explanation:

The term Binomial nomenclature means naming an organism by giving one scientific name consisting of a generic and a specific epithet.

Wucheraria larvae microfilariae are carried by

  1. Sandfly

  2. Culex mosquito

  3. Anopheles mosquito

  4. Housefly


Correct Option: B
Explanation:

Wucheraria larvae microfilariae are carried by culex mosquito and causes filaria.

Recently extinct bird Dodo belonged to

  1. India

  2. Indonesia

  3. Mauritius

  4. Australia


Correct Option: C
Explanation:

Recently extinct bird Dodo belonged to Mauritius.

Mouth parts in cockroach are

  1. Cutting type

  2. Siphoning type

  3. Sponging type

  4. Cutting and biting type


Correct Option: D
Explanation:

Mouth parts in cockroach are biting and chewing type.

Inner lining of alveoli of lung is made of which type of tissues?

  1. Columnar epithelium

  2. Collagen fibres

  3. Areolar connective tissue

  4. Sqamous epithelium


Correct Option: D
Explanation:

Inner lining of alveoli of lung is made of squamous epithelium.

Zoological name of our national animal is

  1. Panthera tigris

  2. Panther leo - persica

  3. Panthera pardus

  4. Felis leo


Correct Option: A
Explanation:

Zoological name of our national animal is Panthera tigris.

Tube feet are the locomotory organs of

  1. spider

  2. catfish

  3. reptiles

  4. starfish


Correct Option: D
Explanation:

In starfish, locomotion is done by tube feet.

Which of the following groups includes jawless vertebrates?

  1. Amphibia

  2. Reptilia

  3. Chondricthyes

  4. Agnatha


Correct Option: D
Explanation:

Agnatha includes jawless vertebrates, as the name itself indicates.

Which mammal lays eggs ?

  1. Kangaroo

  2. Platypus

  3. Koala

  4. Whale


Correct Option: B
Explanation:

Platypus is an egglaying mammal.

Excretory organs of an annelids like earthworm are known as

  1. Green glands

  2. Flame cells

  3. Malphigian tubules

  4. Nephridia


Correct Option: D
Explanation:

Nephridia are excretory organs in annelids.

Which of the following phylum have pseudocoelomic animals?

  1. Cnidaria

  2. Ctenophora

  3. Platyhelminthes

  4. Aschelminthes


Correct Option: D
Explanation:

Phylum aschelminthes includes pseudocoelomates.

Radula is a rasping organ found in

  1. Cnidaria

  2. Mollusca

  3. Echinodermata

  4. Porifera


Correct Option: B
Explanation:

Radula  is  a rasping organ found in molluscans.

Which of the following is a flightless bird?

  1. Columba

  2. Passer

  3. Struthio

  4. Pavo


Correct Option: C
Explanation:

Struthio also known as ostrich is a large flightless bird.

Comb jellies come under the phylum

  1. Porifera

  2. Mollusca

  3. Ctenophora

  4. Echinodermata


Correct Option: C
Explanation:

Comb jellies belong to phylum ctenophora.

Which are the three main segments of the body of insects?

  1. Head, abdomen, and trachea

  2. Head, abdomen, and cephalothorax

  3. Cephalothorax, abdomen, and trachea

  4. Head, thorax and abdomen


Correct Option: D
Explanation:

The body plan of insects is composed of  head, thorax and abdomen.

An exclusive mammalian trait is

  1. Kidney for excretion

  2. Diaphragm

  3. Four chambered heart

  4. Vivipary


Correct Option: B
Explanation:

Diaphragm is found only in mammals.

Canal system is a characteristic feature of

  1. Cnidaria

  2. Porifera

  3. Mollusca

  4. Echinodermates


Correct Option: B
Explanation:

Canal system is a characteristic feature of porifera.

Which of the following phyla fully consists of diploblastic animals?

  1. Mollusca and Ctenophora

  2. Ctenophora and Platyhelminthes

  3. Ctenophora and Cnidaria

  4. Cnidaria and Platyhelminthes


Correct Option: C
Explanation:

Cnidaria and ctenophora are diploblastic.

Cartilaginous fishes are grouped under

  1. Amphibia

  2. Agnatha

  3. Osteichthyes

  4. Chondrichthyes


Correct Option: D
Explanation:

Chondrichthyes includes cartilaginous fish.

An internal shell is found in

  1. pila

  2. unio

  3. oyster

  4. sepia


Correct Option: D
Explanation:

Sepia has an internal shell.

- Hide questions