The excretory organs of Annelida are

Important Questions on Diversity in Living Organisms

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 17

Respiration in arthropods occurs through

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 18

Which of the following classes has largest number of animals?

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 19

Spiders and scorpions are

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 20

Amphioxus belongs to

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 21

Herdmania is a

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 22

Common between ostrich, penguin and kiwi is that all are _____ birds.

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 23

Which of the following has two chambered heart?

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth Class (Part-3) Biology>Chapter 4 - Diversity in Living Organisms>Multiple Choice Questions>Q 24

swim bladder is present in