Which of the following microbes is correctly paired with its function?
Aspergillus niger- Production of lactic acid
Trichoderma polysporum- Lowers blood cholesterol
Saccharomyces cerevisiae- Production of citric acid
Methanogenic bacteria- Gobar gas formation
Match Column - I with Column - II and select the correct option from the codes given below
Column I | Column II |
A. Chlorophyta | (i) Equisetum |
B. Lycopsida | (ii) Chara |
C. Phaeophyta | (iii) Selaginella |
D. Sphenopsida | (iv) Ectocarpus |
A - (ii), B - (iii), C - (iv), D - (i)
A - (iv), B - (i), C - (ii), D - (iii)
A - (ii), B - (iii), C - (i), D - (iv)
A - (iv), B - (i), C - (iii), D - (ii)
Which of the following gastric secretions is correctly matched with its source?
Pepsin - Chief cells
Chymotrypsin - Parietal cells
HCl - Goblet cells
Mucus - Oxyntic cells
Which of the following is true for excretion in humans?
Glucose and amino acids are reabsorbed in PCT by simple diffusion.
OCT is impermeable to water.
Or an average, 25-30 gm of urea is excreted out per day.
Maximum reabsorption occurs in the loop of Henle.
C.
Or an average, 25-30 gm of urea is excreted out per day.
Glucose and amino acids are reabsorbed in PCT by secondary active transport. Water, Sodium (Na) and Chloride ions are reabsorbed in OCT. It is permeable to water. Maximum reabsorption takes place within the PCT. Humans are ureotelic and excrete out 25-30 gm of urea per day.
Which of the following is the correct floral formula for the floral diagram given below?
or (5) ()
%
Which of the following is true for the function disease in family A and B? of labelled parts in the diagram below?
A - Blind spot - Image is formed here
B - Fovea - No visual activity is present
C - Cornea - Helps to hold lens in place
D - Iris - Visible coloured portion of eye
Which of the following is true for the labelled parts in the figure below?
A - Z- line - located at centre of I - band
B - Thin filament - occurs in A- band only
C - Thick filament - confined to I- band
D - H- zone - located at centre of M - Line
Which of the following is correctly matched without exception in regard to plant classification?
Family - Poaceae - ae
Division - Pteridophyta - phyta
Class - Bryopsida - sida
Genus - Solanum - um
In the given table, some organisms are classified into categories. However, there is one exception. Select the option with correctly mentioned exceptional organism.
Organisms | Category | Exception |
Penicillium, Aspergillus, Mucor | Fungi | Mucor |
Organisms | Category | Fungi |
Cacti, Venus flytrap | Plants | Cacti |
Organisms | Category | Exception |
Ascaris, Nereis, Wuchereria | Aschelminthes | Nereis |
Organisms | Category | Exception |
Scorpion, Prawn, Anopheles | Arthropoda | Prawn |