#Stay_Ahead of your Class
Listen NCERT Audio Books to boost your productivity and retention power by 2X.
Which division among plants has the simplest organisms?
What is the basis for grouping organisms into five kingdoms?
On what basis are plants and animals put into different categories?
How many chambers are present in the heart of fishes and frogs?
What is meant by biodiversity?
Give Reasons for the Following:
Why do we classify organisms?
Why fungi and bacteria are considered as plants even though they do not have chlorophyll?
Why bryophytes and pteridophytes grow in moist and shady places?
Why whales are not grouped in the fishes?
Why are local names not sufficient to recognize the organisms?
Differentiate between primitive and advanced organisms.
How are pteridophytes different from the phanerogams?
Give differences between aves and mammals?
Differentiate between amphibians and reptiles.
How do poriferan animals differ from coelenterate animals?
How do annelid animals differ from arthropods?
What is the criterion for classification of organisms as belonging to kingdom Monera?
What are the advantages of classifying organisms?
How would you choose between two characteristics to be used for developing a hierarchy in classification?
What are the major divisions in the Plantae? What is the basis for these divisions?
How scientific name of an organism is written? What types of conventions are followed while writing the scientific names?
Give two salient features or any unique feature, each of the following division or phylum:
A. Division Thallophyta.
B. Division Pteridophyta.
C. Division Gymnosperms.
D. Phylum Coelenterata.
E. Phylum Annelida.
F. Phylum Arthropoda.
G. Phylum Protochordata.
H. Phylum Vertebrata.
Hair-like cilia or whip-like flagella for locomotion are present in Kingdom:
The branch of biology which deals with the principles and practice of classification of plants and animals is:
The organisms having ‘pores’ all over the body and a canal system for bringing in food and oxygen belongs to phylum:
All organisms that are similar enough to breed and perpetuate are called:
Which among the following have an open circulatory system?
In which group of animals, coelom is filled with blood?
Elephantiasis is caused by:
Which one is the most striking or (common) character of the vertebrates?
Find the incorrect sentence:
Which among the following has a specialised tissue for conduction of water?
Which among the following have scales?
(i) Amphibians (ii) Pisces
(iii) Reptiles (iv) Mammals
Find out the false statement:
The locomotory organs of Echinodermata are:
Which among the following produce seeds?
Which one is a true fish?
Which among the following is exclusively marine?
5-Kingdom classification was given by:
The well defined nucleus is absent in:
The ‘Origin of Species’ is written by:
Skeleton is made entirely of cartilage in:
One of the following is not an Annelid?
The book ‘Systema Naturae’ was written by:
The animals having blood-filled coelomic cavity belongs to phylum:
The animals having two-chambered heart belongs to the class?
The system of scientific naming was introduced by:
Organisms without nucleus and cell organelles belong to:
Which of the following is not a criterion for classification of living organisms?
The feature that is not a characteristic of protochordate?
Real organs are absent in:
Hard calcium carbonate structures are used as a skeleton by:
Pteridophyta do not have:
Identify a member of porifera:
Which is not an aquatic animal?
Amphibians do not have the following:
In taxonomic hierarchy family comes between:
Plants that do not have well- differentiated body design fall into the group called:
The common name for Fasciola hepatica and Taenia solium are:
The phylum in which organisms contain pseudocoelom is:
Sehaj and Sidak observed an animal in their garden. Sehaj called it an insect while Sidak said it was an earthworm. Choose the character from the following which confirms that it is an insect:
Write true or false for the following statements:
Cryptogame means those with open reproductive organs.
Plants with well-differentiated reproductive tissues that ultimately make seeds are called pteridophytes.
Thallophytes are called the amphibians of the plant kingdom.
Seeds consist of the embryo along with stored food, which serves for the initial growth of the embryo during germination.
The plants of the Angiosperm group bear naked seeds.
Gymnosperms are usually perennial, evergreen and woody.
Cotyledons represent a bit of pre- designed plant in the seed.
Platyhelminthes are either free living or parasitic.
The animals belonging to phylum Nematoda contain only tissues and no real organs.
The animals belonging to phylum Mollusca have a peculiar water-driven tube system that they use for moving around.