22 questions · timed · auto-graded
ln binornial nomenclature, the name of an organism consists of two words in Latin; the first word denotes specific name and the second name the generic name.
False.
Explanation:
False, In binomial nomenclature, the name of an organism consists of two words in Latin; the first word denotes generic name and the second name denotes species name.
Monocots have parallel venation in their leaves, while dicots have netted venation.
True.
Explanation:
True, monocots have parallel venation in their leaves while dicots have netted venation.
Prokaryotes lack true nucleus but possess all other types of organelles.
False.
Explanation:
False, prokaryotes lack true nucleus as well as membrane-bound organelles like mitochondria.
Platypus and Echidna are reptiles that lay eggs.
False.
Explanation:
False, Platypus and Echidna are mammals that lay eggs.
During the course of evolution several species vanished from the surface of the Earth.
True.
Explanation:
True, During the course of the evolution several species vanished from the surface of the Earth and became extinct.
During classification, species are distinguished, named and grouped into genera based on correlated characteristics.
True.
Explanation:
True, Genus comprises a group of related species which has more characters in common in comparison to species of other genera.
True.
Explanation:
True, The diversity we see today is the result of 3.5 billion years of organic evolution.
As mammals have hair, similarly reptiles have scales and feathers.
False.
Explanation:
False, skin of mammals is covered with hair. The body of reptiles is covered with dry and cornified skin. Reptiles do not have feathers.
Bryophytes are amphibiaas of plant kingdom.
True.
Explanation:
True, bryophytes are known as amphibians of plant kingdom.
Order is an assemblage of related classes.
False.
Explanation:
False, Order being a higher category, is the assemblage of families which exhibit a few similar characters.
The taxonomic term taxon can substitute for any rank in the classification.
True.
Explanation:
True, Each category, referred to as a unit of classification, in fact, represents a rank and is commonly termed as taxon (pl.: taxa).
Paramecium has cilia for locomotion.
True.
Explanation:
True, Paramecium has hair-like cilia for moving around.
Plasmodium is a pathogenic human parasite.
True.
Explanation:
True, Plasmodium is a malarial parasite which causes malaria in human beings.
Echinoderms are exclusively found in sea water.
True.
Explanation:
True, echinoderms are marine animals.
The red and brown algae do not contain any chlorophyll.
False.
Explanation:
False, both red and brown algae have chlorophyll alongwith other pigments.
Blue whale is the largest known fish.
False.
Explanation:
False, Blue whale is not a fish. It is a mammal that live underwater.
The largest bird is ostrich.
True.
Explanation:
True, Struthio (Ostrich) is a largest bird.
Cartilaginous fish have gill covers.
False.
Explanation:
False, Cartilaginous fishes do not have gill covers (operculum).
True.
Explanation:
True, Every organism whether plant, animal or microorganism is unique in itself.
Lichen is formed by symbiotic association between an alga and a fungus.
True.
Explanation:
True, Lichen is a symbiotic association between an alga and a fungus.
True.
Explanation:
True, no two organisms can have the same the same combination of genus and species.
Chameleon is an amphibian.
False.
Explanation:
False, chameleon is a reptilia.