Options:
- A. flowering plants
- B. seed plants
- C. ferns
- D. none of these
View Answer
B. seed plants
Biology
Accumulation of lipid molecules in brain cells lead to__________?
Options:
- A. paralysis
- B. oedema
- C. mental retardation
- D. all of these
View Answer
C. mental retardation
The hormone that helps in Parthenocarpy?
Options:
- A. Abscisic acid
- B. Cytokinin
- C. Ethylene
- D. Gibberellin
View Answer
D. Gibberellin
Ingestion of bacteria by certain type of cells is termed as ________ ?
Options:
- A. Acclimatization
- B. Agglutination
- C. Paralysis
- D. Phagocytosis
View Answer
D. Phagocytosis
Addition of salts and other solutes from other cells into xylem sap, __________ the water potential of the xylem sap
Options:
- A. Increases.
- B. Lowers.
- C. Doesn
- D. Maintains.
View Answer
B. Lowers.
Amount of water required to excrete 1gN of Urea is_________?
Options:
- A. 1 ml
- B. 50 ml
- C. 100 ml
- D. 150 ml
View Answer
B. 50 ml
Blubber a thick layer of fat is present in___________?
Options:
- A. Fresh water mammals
- B. Terrestrial mammals
- C. Marine Mammals
- D. Flying mammals
View Answer
C. Marine Mammals
Which of the following fish drink large amount of sea water and excrete concentrated urine resulting in maximum salt excretion and minimal water loss?
Options:
- A. Hagfish
- B. Fresh water fishes
- C. Bony fishes
- D. None of these
View Answer
C. Bony fishes
Scolidon or dog fish belong to the group of fishes called__________?
Options:
- A. Cartilaginous fishes
- B. Bony fishes
- C. Running fishes
- D. Jawless fishes
View Answer
A. Cartilaginous fishes
Which one of the following is representing the group of diatoms?
Options:
- A. Pinnularia, Navicula, Cymbella, Melosira
- B. Euglenamorpha, Hedneria , Heteronema, Colacium
- C. Nostoc, Anabaena, Aulosira, Cylindrospermum
- D. Cochlodinium, Gymnodinium, Lenodinium, Peridinium
View Answer
A. Pinnularia, Navicula, Cymbella, Melosira