EASY
9th CBSE
IMPORTANT
Earn 100

How many chambers are present in the heart of : (i) Fishes; (ii) Frog?

Important Questions on Diversity in Living Organisms

EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 136
Name four Chordata classes having cold blooded animals.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 137
Name the superclass of Chordata in which lateral line sense organs are found.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 138

Identify the following fishes:

(a) Fish with 5 to 7 pairs of gills; (b) Fish with air bladder.

EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 139

Give one example of (a) cartilaginous fish; (b) bony fish.

EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 140

Give the scientific name of the following :

(a) Mosquito fish; (b) Flying fish.

EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 141
Why amphibians are present close to the water bodies?
EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 142
What do you understand by the term tetrapoda? Name two classes belonging to tetrapoda.
EASY
9th CBSE
IMPORTANT
Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>REVISION QUESTIONS>Q 143

Name the following

(a) Organism in which external ear (pinna) is present.
(b) Organism in which nictitating membrane is present.