The exclusively sedentary protochordate animals are found in the class—
(A) Pterobranchia
(B) Larvacea
(C) Ascidiacea
(D) Thaliacea
Answer:
Cytopyge is found in—
(A) Paramecium
(B) Entamoeba
(C) Amoeba
(D) Trypanosoma
Answer:
Littoral form of animals is found—
(A) In fresh water
(B) In sea water near the shore
(C) In deep sea
(D) At the bottom of the sea
Answer:
Bladder worm is a larva of—
(A) Obelia
(B) Silkmoth
(C) Taenia
(D) Nereis
Answer:
Which of the following secretions associated with digestion does not have enzymes ?
(A) Bile
(B) Gastric juice
(C) Saliva
(D) Pancreatic juice
Answer:
Yellow fever is transmitted by—
(A) Female Culex
(B) Female Anopheles
(C) Female Aedes
(D) Housefly
Answer:
The covering membrane of the vacuole is known as—
(A) Tonoplast
(B) Cell wall
(C) Plasma layer
(D) None of these
Answer:
Age of fishes was known as—
(A) Devonian
(B) Ordovician
(C) Crustaceous
(D) Silurian
Answer:
‘Quartan malaria’ is caused by—
(A) Plasmodium vivax
(B) Plasmodium malariae
(C) Plasmodium ovale
(D) Plasmodium falciparum
Answer:
The word ‘species’ was coined by—
(A) John Ray
(B) Mayer
(C) J. Huxley
(D) C. Linnaeus
Answer: