Question
Sketch, labell and classify: Roundworm
✓
Answer
Classification:
Kingdom: Animalia
Division: Non-Chordata
Phylum: Aschelminthes
Example: Ascaris (Roundworm)
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Balance the following equation stepwise.
$NaOH _{(aq)} + H_2SO_{4(aq)} \rightarrow Na_2SO_{4(aq)} +H_2O_{(l)}.$
→$NaOH _{(aq)} + H_2SO_{4(aq)} \rightarrow Na_2SO_{4(aq)} +H_2O_{(l)}.$
A rainbow is the combined effect (an exhibition) of the refraction, dispersion, and total internal reflection of light (taken together). (Practice Activity Sheet – 1)
(OR)
With a neat labelled diagram, explain how the formation of rainbow occurs.
(OR)
With a neat labelled diagram, explain how the formation of rainbow occurs.
Explain with diagram step-by-step energy conversion in Solar thermal power plant.
What types of benefit and harm occur to human from animals of phylum Arthropoda?
A four carbons atoms containing neutral organic compound $X$ reacts with sodium metal to evolve a gas which burns with 'pop' sound. Another four carbon atoms containing carbon compound reacts with sodium hydrogen carbonate to evolve a gas which turns lime water milky. When compounds $X$ and $Y$ are heated together in the presence of a little of concentrated sulphuric acid, then a new compound $Z$ is formed.
→- What is compound $X?$ Also write its formula.
- What is compound $Y?$ Also write its formula.
- What is compound $Z?$ Also write its formula.
- What type of smell is given by compound $Z?$
- What is the general name of compounds like $Z?$
- What is the general name of the reaction which which takes place between $X$ and $Y$ to form $Z?$
What is a synapse? What happens at the synapse between two neurons? How are the messages carried across a synapse? Explain with the help of a labelled diagram.
State the functions of the following hormones:
- Thyroxine.
- Adrenaline.
- Growth hormone.
Write on significant space missions carried out by man.
An object is placed at a distance of 10cm from a concave mirror of focal length 20cm.
- Draw a ray diagram for the formation of image.
- Calculate the image distance.
- State two characteristics of the image formed.
When a moist slice of bread was kept aside for a few days then some organism grew on it to form a white cottony mass which later turned black. When this slice of bread was observed through a magnifying glass, then fine thread-like projections and thin stems having bulb-like structures at the top were seen.
- What is the common name and scientific name of the organism which grew on the moist slice of bread?
- How did this organism grow on the moist slice of bread automatically?
- What are the fine, thread-like projections on the surface of slice of bread known as?
- What name is given to the knob-like structures and what do they contain?
- What is the name of this method of reproduction?
- Name one unicellular organism which reproduces by this method.
- Name tow non-flowering plants which reproduce by this method.