Science Quiz for Railway/SSC - 9

1. The only vein that carries oxygenated blood is:
(1) Hepatic portal vein
(2) Renal vein
(3) Hepatic vein
(4) Pulmonary vein

2.The part of  heart in which the oxygenated blood is poured from the lungs is:
(1) Right auricle
(2) Right ventricle
(3) Left auricle
(4) Left ventricle

3. The blood vessels that carry blood away from the heart is :

(1) Veins
(2) Capillary
(3) Arteries
(4) None of these

4.The tissue which help in the conduction of water and minerals in the plant:

(1) Phloem
(2) Xylem
(3) Vein
(4) none of these

5. The pressure that develop in the root due to continuous inflow of water in it:

(1) Turgor Pressure
(2) Root Pressure
(3) Transpiration pull
(4) None of these

6. Bryophyllum reproduces vegetatively through:

(1) Root
(2) Leaf
(3) Stem
(4) Flower

7. The plants which have monocotyledonous seed is:

(1) Gram
(2) Bean
(3) Rice
(4) Mango

8. The part of embryo which develops into the root system is:

(1) Plumule
(2) Hilum
(3) Radicle
(4) Tegmen

9. The part of inner ear is 

(1) Incus
(2) Pinna
(3) Cochlea
(4) Eardrum

10. The harmone which prepares the body for stress is:

(1) Thyroxine
(2) Adrenaline
(3) Prolactin
(4) Insulin