2) Explain four kind of teeth in humans. State their function.
3) Explain the process of digestion in cattle.
4) Give the use for each of the following substances. a) Tartaric acid b) Potassium hydroxide c) Calamine solution(zinc oxide)
5) What is a cyclone? Explain its effects.
6) Write a short note on digestion in Amoeba.
give ans
Answers
Answer:
2. Incisors are the teeth that you use to bite into your food. Canines - Your canines are the next teeth that develop in your mouth. You have four of them and they are your sharpest teeth, used for tearing apart food. Premolars - Premolars are used for tearing and crushing food.
3. The cow has four stomachs and undergoes a special digestive process to break down the tough and coarse food it eats. When the cow first eats, it chews the food just enough to swallow it. ... The cud then goes to the third and fourth stomachs, the omasum and abomasum, where it is fully digested.
4. ----
5. Causes and Effects of Cyclone in Points
Tropical cyclones trigger serious rainfall and landslides. They cause serious damage to towns and villages. Also, they destroy coastal companies, such as shipyards and oil well. ... Torrential rains often accompany these cyclones, which trigger flooding.
6. Digestion: The food is digested in the food vacuole with the help of enzymes. Absorption: It is then absorbed in the cytoplasm of the Amoeba by diffusion. Assimilation: The absorbed food provides energy and a part of nutrition is used for growth. Egestion: The undigested and the waste food particles are thrown out.