Options:
- A. 10%
- B. 30%
- C. 75%
- D. 90%
View Answer
C. 75%
Biology
The single healthy megaspore retained within the megasporangium germinates to form an egg containing female gaemtophyte called______________?
Options:
- A. Ovule
- B. Seed
- C. Fruit
- D. Embroyo sac
View Answer
D. Embroyo sac
An antibody is made of _________ polypeptide chains?
Options:
- A. 1
- B. 2
- C. 3
- D. 4
View Answer
D. 4
Alternation of generations is absent in___________?
Options:
- A. Hydration
- B. Obelia
- C. Jelly fish
- D. Physalia
View Answer
A. Hydration
95% of the cytoplasm of RBCs is____________?
Options:
- A. Hemoglobin
- B. Enzymes
- C. Salts
- D. Other proteins
View Answer
A. Hemoglobin
Out of total organisms on earth, _____________are vascular plants?
Options:
- A. 53.10%
- B. 19.90%
- C. 17.60%
- D. 9.40%
View Answer
C. 17.60%
Double fertilization is feature of____________?
Options:
- A. Ferns
- B. Whisk ferns
- C. Gymnosperms
- D. Angiosperms
View Answer
D. Angiosperms
Breakdown of large molecules into smaller ones utilizing water molecules is_________?
Options:
- A. Hydration
- B. Hydrolysis
- C. Dehydration synthesis
- D. Electrolysis
View Answer
B. Hydrolysis
If bile pigments are prevented from leaving digestive tract, then they cause_____________?
Options:
- A. Hepatitis
- B. Jaundice
- C. Gall stones
- D. Blockage
View Answer
B. Jaundice
Intake of liquid material by cell membrane is called___________?
Options:
- A. Endocytosis
- B. Exocytosis
- C. Phagocytosis
- D. Pinocytosis
View Answer
D. Pinocytosis