Question

please answer the following ​

Answer 1

Answer:

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Answer 2

Answer:

1) ans: 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.

2) ans: The Sun is called the ultimate source of energy because plants require sunlight, water, and CO2 for photosynthesis. Plants convert light energy from the sun into chemical energy which is in the form of food. ... The wind energy, wave power depends on the sun. Hence sun called the ultimate source of energy.

3) ans: Inside the pitcher there are hair which are directed downwards. When an insect lands in the pitcher the lid closes and the trapped insect gets entangled into the hair. The insect is digested by the digestive juices secreted in the pitcher. Such insect eating plants are called insectivorous plants.

4) ans: Rhizobium is a bacterium found in soil that helps in fixing nitrogen in plants. It is important to farmers.

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