Question

1. Distinguish between Autotrophic and Heterotrophic nutrition.


2. List a few animals other than sheep which produce wool. Also mention the main use

of their wool.


3. What would happen if we replaced the wire in a fuse with thick copper wire?


4. Write the types of soil with one characteristics of each.

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Answer 1

Answer:

“Autotrophs are organisms that prepare their own food through the process of photosynthesis, whereas heterotrophs are organisms that cannot prepare their own food and depend upon autotrophs for nutrition.”

Other than sheep, wool can be obtained from the animals like camels, goats and rabbits. The Alpaca, a camel breed, gives fibres which are light weight, soft and shiny in nature. The Cashmere goat gives soft and warm fibre which is called Cashmere fibre.

Explanation:

If the wire inside the fuse (i.e. Tungsten Or Nickrome) is replaced with thick Copper (Cu) wire, it will melt inside and the Glass may break. Because Copper cannot withstand the high electric curre