(a) Draw a longitudinal section of a flower and label the following parts: (i) Part that produces pollen grain. (ii) Part that transfers male gametes to the female gametes. (iii) Part that is sticky to trap the pollen grain. (iv) Part that develops into a fruit. (b) Differentiate between pollination and fertilisation.

What type of questions asked from the lesson of magnetic effect of electric current 

Wavelength of green light is

A) 400-450 nm

B) 500-550 nm

C) 660-720 nm

D) 720-800 nm

What is the difference between anaerobic & aerobic respiration? Name some organism that uses the aerobic mode of respiration?

What are the main components of our environment? Explain each of them briefly.

What are examples of hydrotropism plants?