CBSE Class 6 Science Diversity in the Living World (Class 6 NCERT New) Quiz 29

1. Which of the following is a characteristic feature of floating plants like waterlilies and lotuses?

A They have thin roots and stems. B Their leaves are small and submerged underwater. C They have porous roots and stems, and waxy-coated leaves with stomata on the upper side. D They grow cone-shaped roots above the ground for breathing.

2. Which plant is given as an example of a submerged plant in the video?

A Lotus B Waterlily C Hydrilla D Sugarcane

3. What are the rope-like structures growing from the branches of a banyan tree, as explained by the gardener?

A Climbing roots B Stilt roots C Breathing roots D Prop roots

4. What is the primary function of breathing roots, as seen in mangrove trees?

A To provide extra support to heavy branches. B To help the plant climb upwards. C To absorb nutrients from the air. D To take oxygen from the atmosphere in waterlogged areas.

5. What are the parts of a plant that are observable on the outside called?

A Internal structures B External structures C Hidden structures D Microscopic structures

6. What is the primary function of roots mentioned in the video?

A To produce flowers and fruits B To absorb sunlight for photosynthesis C To take in water and nutrients for the plant D To provide structural support above ground

7. Besides absorbing water and nutrients, what other crucial function do roots perform?

A Attracting pollinators B Storing excess food for the plant C Holding the plant firmly in the soil D Releasing oxygen into the atmosphere

8. What type of roots are characterized by being shallow and branching out to cover a large area?

A Taproots B Aerial roots C Fibrous roots D Prop roots

9. What is the main characteristic of a taproot?

A It grows horizontally along the surface of the soil B It consists of many small, hair-like roots C It is a single, main root that grows deep into the soil D It is visible above ground and supports the plant

10. What part of a plant is a carrot?

A Stem B Leaf C Fruit D Root