RuBisCo is an enzyme that acts both as a carboxylase and oxygenase. Why do you think RuBisCo carries out more carboxylation in `C_(4)` plants?

Justify the role of RUBISCO enzyme which acts as Carboxylase and Oxygenase?

The mean value can be calculated from both ungrouped and grouped data. Which one do you think is more accurate? Why?

Now-a-days cancer-death is increasing day by day. Is this due to the change in living habits? a. What do you think about this statement? b. Give some characters of this disease. c . It is found out that mutations in some genes cause cancer. Justify this statement.

Car rear view mitrrors carry a warning message that" objects in the rear view mirror are closer than they appear". Why do you think this is so?

Assertion (A): RUBISCO-RUBP Carboxylase Oxygenase enzyme is the most abundant protein found on earth. Reason (R): RUBISCO constitutes 16% of the chloroplast protein. It acts are carboxylase in the presence of CO_(2) and Oxygenase in the absence of

Why is the colour of a leaf kept in the dark frequently yellow, or pale green? Which pigment do you think is more stable?

In Botany class, teacher explains, Synthesis of one glucose requires 30 ATPs in C_(4) plants and only 18ATPs in C_(3) plants. The same teacher explains C_(4) plants are more advantageous than C_(3) plants. Can you identify the reason for this cont

Both the kidneys of Ravi (28 years) were not functioning and he was undergoing dialysis. He was admitted to a hospital with renal failure. His mother Suganthi (47 years) was willing to donate one of her kidneys to her son after she was given counseling. Their blood groups were matching and later approval was obtained from transplant committee and technical committee. Operation was performed for 5 hrs. He was administered with immunosuppressive drugs and anti inflammatory drugs. He recovered from the operation and returned home. 1. Name the disease Ravi was suffering from. 2. What relation is the donor of the kidney 3. Name the type of matching done to perform the transplant. 4. Why approval has to be got from transplant committee and technical committee? 5. What do you think about Suganthi donating her kidney?

Harish observed two different types of papaya plants in his garden. One produced male flowers only and the other type produced female flowers as well as fruits. a. What are these type of plants called in which male and female flowers seen separately? b. Name another plant with the same feature. c. If both male and female flowers are seen separately in the same plant, what do you call them? Give examples.