Answer:
Fertilization, which is the union of sperm and egg, occurs deep within the flower after pollination. When a pollen grain lands on the stigma, it generates a tiny tube tipped with sperm. The tube fits into a conduit called a style in the female pistil.
Explanation:
Answer:
*first attempt the questions , it will give u a good sense of how the questions can come
*read every chapter very throughly
*this may sound wierd but . imagine ur a teacher in a classroom and explain the chapter to ur class and take a quiz ( but its on urself) if they ( you) answer correctly then ask why
this is the correct way of revising any chapter , it works for me perfectly.
it is said that if u teach someone something , u are more likely to remember it ( in this case ur imaginary students)
if you study like this , u wont need any extra material
hope it helps ,pls mark me as brainliest
Answer:
The answer is A. Invented SCUBA
Explanation:
- Emile Gagnan and Jacques Cousteau were engineers who invented the first SCUBA device, the Aqua-Lung.
- Gagnan's most important contribution to this discovery was his theory that a valve commonly used in gas generator engines would be useful in regulating air supply under water in varying pressures.
The iron in the supplement is already in the ferrous form.
