Biology Organization of life I X AKUEB

Biology Organization of life I X AKUEB

1. The cell wall of bactreia is made up of:

a) Cellulose
b) Protein
c) Lipids
d) Chitin
2. In eukaryitic cells, all organelles are membrane bounded except:

a) Mitouchondria
b) Glogi complex
c) Ribosomes
d) Cholroplast
3. The number of chromosomes in human cell is:

a) 18
b) 16
c) 46
d) 14
4. In mitosis , the chromatids start seprating in:

a) Telophase
b) Metaphase
c) Inter phase
d) prophase
5. Xylem is involved in the conduction of:

a) Glucose
b) Proteins
c) H2O & salts
d) Strach
6. In Brassica root layer next to endodermis is called:

a) Cambium
b) Vascular Tissues
c) Pith
d) Pericycle
7. Photosynthetic part of plain is:

a) Stem
b) Leaf & green stem
c) Roots
d) Flower
8. Frog is:

a) Insectivore
b) Carnivore
c) Omnivore
d) Herbivore
9. In lungs, which parts is involved in exchange of gases:

a) Trachea
b) Bronchioles
c) Bronchi
d) Alveoil
10. During hibernation, exchange of gases in frog takes place by:

a) Lungs
b) Skin
c) Buccal cavity
d) Both b&c
11. The membrane that encloses the heart is known as:

a) Pericardium
b) Peritoneum
c) Septum
d) Epithelium
12. The two atria contract and push their blood into:

a) Truncus arteriosus
b) Ventricles
c) Sinus venosus
d) Lungs
13. Renal portal vein takes the blood to:

a) kidneys
b) Liver
c) Post cavel
d) Hind limb
14. In ovary of frog eggs are formed in:

a) Follicles
b) Oviduct
c) Uterus
d) Ureter
15. The posterior part of the brain continues into:

a) Cerebrum
b) Spinal cord
c) Medulla
d) Olfactory lobe
16. In male frog urinogential duct performs the function of:

a) Excretion of urine
b) Excretion of sexual material
c) Excretion
d) both a & b
17. In brassica. the upper part of pedicel is called:

a) Corolla
b) Thalamus
c) Stamen
d) Bile
18. Secretion of liver is called:

a) Pancreatic juice
b) Pepsin
c) Renin
d) Bile
19. The female reproductive organ in flower is called:

a) Carpel
b) Sepal
c) Stamen
d) gynoeciom
20. The urine collected by the kidney's come into

a) Small intestine
b) Urinaty bladder
c) Ureter
d) Pelvis
21. In frog's heart oxygenated blood is recived by left auricle through:

a) Pulmonary arty
b) Pulmonary vein
c) Aorta
d) Trunchus arteriosus
22. The inner membrane of chloroplast gives rise stacked membrane system called:

a) Storma
b) Granum
c) Cristae
d) Cisternae
23. Centriotes are involved in:

a) Protein synthesis
b) Respiration
c) Spindle formation
d) Cell secretion
24. In plants, opening and closing of stomata is regulated by:

a) Guard cells
b) Parenchyma cell
c) Xylem vessels
d) Phloem cell
25. The part of plant which develops from the plumule of the seed is:

a) Root
b) Shoot
c) Leaves
d) Flower
26. With the help of electron microscope object could be seen how larger than irs original size:

a) One lack times more
b) Two and half lack times more
c) Eighteen lack times more
d) Twenty lack times more
27. The term "cell " was first time used by:

a) Schleiden
b) Schwann
c) J pukindl
d) Robert hook
28. The organelle, which provides energy to the cell is:

a) Mitochondria
b) Glogi bodies
c) Nucleo plasm
d) Cell sap
29. In side the nucleus, nucleoli and granular matter is:

a) Cytoplasm
b) Protoplasm
c) Nucleo plasm
d) Cell sap
30. Which organelle prepares protein:

a) Ribosomes
b) Vacuole
c) Glogi bodies
d) Centrosomes
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