Options:
- A. A cellular, eukaryotic organisms
- B. Non-chlorophylls, multicellular eukaiyotlc organisms
- C. Non-chlorophylls, multicellular,thailophytic organisms
- D. both B and C
View Answer
D. both B and C
Biology
On the basis of collected facts and ?gures, a scientist formulates a factitive statement called:
Options:
- A. Observation
- B. Research work
- C. Hypothesis
- D. Inductive Reasoning
View Answer
C. Hypothesis
The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by ?
Options:
- A. Molecular biologists
- B. Microbiologists
- C. Freshwater biologists
- D. Social biologist
View Answer
A. Molecular biologists
The evaporative cooling in the respiratory tract of dogs is called?
Options:
- A. Vasodilation
- B. Vasoconstriction
- C. Panting
- D. All of these
View Answer
C. Panting
Starch is converted into maltose by?
Options:
- A. diastase
- B. invertase
- C. maltase
- D. amylase
View Answer
A. diastase
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
The one which is present in all living things
Options:
- A. Cell nucleus
- B. DNA or RNA
- C. Cell membrane
- D. Vacuole
View Answer
B. DNA or RNA
Fibers of the extracellular matrix is the characteristics of_______________?
Options:
- A. Plant cell wall
- B. Bacterial cell wall
- C. Cell membrane of bacteria
- D. Fluid mosaic model of cell membrane
View Answer
D. Fluid mosaic model of cell membrane
Percentage of water in brain cells is_______?
Options:
- A. 20%
- B. 65%
- C. 85%
- D. 89%
View Answer
C. 85%