Question
Describe structure, location and functions of cuboidal epithelium.
✓
Answer
It is composed of a single layer of cube- like cells. It is found in kidney tubules and salivary glands. It provides mechanical support to organs and helps in absorption and excretion.
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
Why are manure and fertilizers used in fields?
What are the three main parts of a neuron?
How many electrons can be accommodated in a M and N-shell?
Describe the motion of a body which is accelerating at a constant rate of $10\ ms^{-2}.$ If the body starts from rest, how much distance will it cover in $2s?$
→A stone is thrown vertically upward with an initial velocity of $50\ m/s$. Take, $g$ as $10\ m/s^2$ Find the maximum height reached by the stone. What is the net displacement and the total distance covered by the stone?
→Explain various steps in hybridization of crop plants.
Classify the following into osmosis/ diffusion:
- Swelling up of a raisin on keeping in water.
- Spreading of virus on sneezing.
- Earthworm dying on coming in contact with common salt.
- Shrinking of grapes kept in thick sugar syrup.
- Preserving pickles in salt.
- Spreading of smell of cake being baked through out the house.
- Aquatic animals using oxygen dissolved in water during respiration.
A child wanted to separate the mixture of dyes constituting a sample of ink. He marked a line by the ink on the filter paper and placed the filter paper in a glass containing water as shown in the filter paper was removed when the water moved near the top of the filter paper.
- What would you expect to see, if the ink contains three different coloured components?
- Name the technique used by the child.
- Suggest one more application of this technique.
A device called oscillator is used to send waves along a stretched string. The string is 20cm long, and four complete waves fit along its length when the oscillator vibrates 30 times per second. For the waves on the string:
- What is their wavelength?
- What is their frequency?
- What is their speed?
A car weight 20000N climbs up a hill at a steady speed of 8 m/s, gaining a height of 120m in 100s. Calculate:
- Work done by the car.
- Power of engine of car.