EASY
9th CBSE
IMPORTANT
Earn 100
Which among the following have scales?
(i) Amphibians (ii) Pisces (iii) Reptiles (iv) Mammals
50% studentsanswered this correctly
Important Questions on Diversity in Living Organisms
MEDIUM
9th CBSE
IMPORTANT
Characteristic features of Aves are
(i) Mammary glands are absent
(ii) Mammary glands are present
(iii) Forelimbs are modified into wings
(iv) Wings are absent
MEDIUM
9th CBSE
IMPORTANT
Bony fishes are characterised by
(i) Cartilaginous endoskeleton (ii) 5 - 7pairs of gill slits
(iii) Terminal entering mouth (iv) 4 pairs of gill slits
EASY
9th CBSE
IMPORTANT
Annelids have________
(i) Unjointed appendages
(ii) Closed circulatory system
(iii) Jointed appendages
(iv) Open circulatory system
MEDIUM
9th CBSE
IMPORTANT
Reptilia are characterised by _____
(i) Three chambered heart
(ii) Incompletely four chambered heart
(iii) Fertilization is external
(iv) Fertilization is internal
EASY
9th CBSE
IMPORTANT
Male Ascaris can be distinguished from female one______
(i) Curved posterior (ii) Round shape end
(iii) Presence of penial setae (iv) Straight posterior
MEDIUM
9th CBSE
IMPORTANT
| Column I | Column II |
| A. Jointed legs | (i) Mollusca |
| B. Soft bodied animals | (ii) Echinodermata |
| C. Diploblastic | (iii) Arthopoda |
| D. Spiny skinned animals | (iv) Coelenterata |
| E. Pore bearing animals | (v) Porifera |
MEDIUM
9th CBSE
IMPORTANT
| Column I | Column II |
| A. Naked seed | (i) Euglena |
| B. Covered seed | (ii) Gymnosperms |
| C. Flagella | (iii) Angiosperms |
| D. Penicillium | (iv) Bryophyta |
| E. Marsilea | (v) Fungi |
MEDIUM
9th CBSE
IMPORTANT
| Column I | Column II |
| A. Algae | (i) Pinus |
| B. Comb jellies | (ii) Funaria |
| C. Winged seeds | (iii) Thallophytes |
| D. Ferns | (iv) Pteridophyte |
| E. Moss | (v) Ctenophora |
