Question

D. Tick () the correct option:
1. Life on the earth depends on plants because they produce :
(1) nectar and flowers
(ii) wood and oil
(iii) oxygen and food
(iv) none of these
2. A heterotroph that obtains nutrients from decaying organic matter is called a :
(1) parasite
(ii) saprophyte
(iii) camphorate
(iv) all of these
3. The most plants and some unicellular algae are :
(i) autotrophic
(ii) heterotrophic
(iii) saprophyte
(iv) photosynthesis
4. A total parasitic plant has no :
(i) stem
(ii) flowers
(iii) chlorophyll
(iv) none of these
​

Answer 1

1. nectar, flowers

2. saprophyte

4.chlorophyll

Answer 2

Answer:

1. iii

2.ii

3.i

4.iii

Explanation:

1. Life on the earth depends on plants because plants gives us oxygen by the process of photosynthesis and they also gives us food that is fruits , vegetables.

2. A heterotroph that obtains nutrients from decaying organic matter is called saprophyte. They are they are saprophytic in nature.