On germination a seed first produces shoots with leaves, flowers appear later. Why do you think this happens?

On germination a seed first produces shoots with leaves, flowers appear later.How is this advantages to the plant?

On germination a seed first produces shoots with leaves, flowers appear later.Pigment involved in Photoperception in flowering plants is ____________

A man jogs 10 kms daily. However one day he experiences cramping in the muscles of his left leg'. Why do you think this occurred?

Study the following experimental set-up and answer the following questions. What do you think will happen in test tube B?

Veena observes that during winter setting of milk into curd takes more time while during summer, the same process happens faster. She asks about this difference in time taken to her elder sister. She also asks her sister about why certain reactions occur rapidly while others occur slowly. Her sister explains her about the various factors that affect the rate of chemical reactions. Based on the above scenario, answer the following questions. Why do you think setting of curd occur at different rates during different seasons?

Why is that in certain plants deficiency symptoms appear first in younger parts of the plant while in others they do so in mature organs?

How do you distinguish between hypogeal germination and epigeal germination? What is the role of cotyledon (s) and the endosperm in the germination of seeds?

The number of students of Std. 6 and Std. 7 who went to visit the Tadoba Tiger Project at Chandrapur was 140 and 196 respectively. The students of each class are to be divided Into groups of the same number of student. Each group can have a paid guide. What is the maximum number of students there can be in each group ? Why do you think each group should have the maximum possible number of students ?