1. Observe this picture and identify the phenomena that is represented by it.
2. Choose the odd one out
3. Pollengrain responds to stimulus as pollen tube grows to reach the ovule for fertilization , The type of response is called ___
4. The functional region of contact between two neurons are called
5. The hormone that controls menstrual cycle
6. Sathis touch mimosa pudica leaves. They are folded by his touch. The reason is
7. Brain is covered by there layers called
8. Identify the name of the following diagram
9. Which one is not matched correctly?
A. Sun flower plant -----> i. Photo tropism
B. Mimosa pudica -----> ii. Chemotropism
C. Cucumber creeper -----> iii. Thigmotropism
10. The hormone responsible for Secondary Sexual characters in female is
11. Which of the following is incorrect ?
A. The Brain weight - 1400 gms
B. Adult male brain weight - 1375 gms
C. Adult female brain weight - 1275 gms
B. Energy is used by the brain - 25%
12. Neurons receive nutrients from
13. The number of spinal nerves present in man
14. Adrenal gland : Adrenalin : : Testis : _____
15. This hormone is known as fight and flight hormone
16. Which plant hormone is responsible for closing of stomata ?
17. Iodine is required for the proper functioning of this endocrine gland ____
18. The elevations and depressions are present in cerebrum are called____
19. The action upon a blood vessel which alters its diameter is called _____
20. Electrical impulses travel in a neuron from
