Question

Q1. Photosynthesis leads to the production of
a) Oxygen and glucose b) Oxygen and starch
c) Oxygen and alcohol d) Oxygen and water

Q2. What is the name of the green pigment in plants?
Q3.Give reasons:
a) Life cannot exist on earth in the absence of photosynthesis.
b) Tigers, leopards, lions do not eat plants yet they cannot survive without plants.

Q4. While white washing the house a can of varnish accidentally fell on the leaves of a money plant.it died after a few days. What could be the reason?

Answer 1

Answer:

1-a

2-chlorophyll

3-because photosynthesis is the only proess through which oxygen is released into the atmosphere thats why life can'texist on the earth in the absence of photosynthesis

Answer 2

Answer:

Q 1 a

Q 2 Chlorophyll

Q 3In this process they use carbon

dioxide and light to make sugars

and oxygen. This is great for other

animals that utilize this oxygen and

eat the plants for food. Answer 3:

... Animals also need elemental

oxygen,and photosynthesis

produces this as a waste product

Q 4 because the stomata of the money plant leaf was covered and the exchange of gases cannot take place in this what's the reason why money plant died

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