Options:
- A. diastase
- B. invertase
- C. maltase
- D. amylase
View Answer
A. diastase
Biology
Which of the following statement is incorrect about antibiotics?
Options:
- A. They are used against microorganisms
- B. They are always effective against bacteria
- C. They are used in diseases like tuberculosis and pneumonia
- D. They are derived from bacteria only
View Answer
D. They are derived from bacteria only
Communities are ________ collection of organisms?
Options:
- A. Static
- B. Dynamic
- C. May be static or dynamic
- D. None of these
View Answer
B. Dynamic
Breeders have developed new and better varieties of food items by using which technique?
Options:
- A. Pasteurization
- B. Hydroponic culture technique
- C. Genetic engineering
- D. Biological control techniques
View Answer
C. Genetic engineering
Fungi resemble plants because they lack___________?
Options:
- A. Cell wall
- B. Cytoplasm
- C. Centriole
- D. Nucleus
View Answer
C. Centriole
Co-enzyme is often formed from ?
Options:
- A. lipid
- B. protein
- C. inorganic ion
- D. vitamin
View Answer
D. vitamin
Which treatment is instituted in a cancerous patient?
Options:
- A. Antibiotic therapy
- B. Radiotherapy
- C. Gene therapy
- D. None of these
View Answer
B. Radiotherapy
Messenger RNA is formed in_________?
Options:
- A.nucleus
- B.chloroplast
- C.mitochondria
- D.none of these
View Answer
A.nucleus
Which is a parasitic plant?
Options:
- A. cuscuta
- B. rose
- C. ferns
- D. mosses
View Answer
A. cuscuta
Astronauts may use which technique to grow fruits and vegetables ?
Options:
- A. Tissue culture techniques
- B. Cloning
- C. Pasterisation
- D. Hydroponic culture technique
View Answer
D. Hydroponic culture technique