-
- Azobacter
- Campylobacter
- Salmonella
- Nitrobacter
Biology MCQs
Intelligence is under the control of_____.
-
- Thalamus
- Cerebellum
- Cerebrum
- Hypothalamus
Molecular formula of chlorophyll b is_____.
-
- C55 H71 O6 N4 Mg
- C55 H70 O6 N4 Mg
- C55 H10 O4 N6 Mg
- C55 H70 O6 N5 Mg
Dipeptides into amino acids are are converted through _____.
-
- Erypsin
- Trypsin
- Pepsin
- Amino peptidase
Viruses are _____ times smaller than bacteria.
-
- 10 – 100
- 10 – 1000
- 100 – 1000
- 1000 – 10000
Plasmids are used as cloning vectors for which of the following reasons?
-
- Can be multiplied in laboratories with the help of enzymes
- Can be multiplied in culture
- Self-replication in bacterial cells
- Replicate freely outside bacterial cells
Important factors which affect the capacity of haemoglobin to combine with oxygen is _____.
-
- Carbon dioxide
- pH
- Temperature
- All of these
All of the following are similarities between nervous and endocrine system except _____.
-
- Produce chemical messengers
- Having slow but prolonged effects
- Homestatic in function
- Release chemical messengers in extracellular space
During digesting the phagocytosed food particles vesicles formed from fusion of phagocytic vacuole with the enzymes secreted by Golgi apparantus are called_____.
-
- Primary lysosomes
- Lysosomes
- Food vacuole
- Secondary lysosomes
Keratin is a type of Protein Found in _____.
-
- Skin Fiber
- Nails
- Muscle Cells
- Blood Cells