Sea weeds are used in the production of
A) Colours
B) Medicines
C) Phycocolloids
D) Varnish
1 Answers
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Sea horses (Hippocampus) are used in medicine of A) Chinese B) Indian
Correct option is B) Indian
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Bio-diesel is extracted from …….. (or) I am a plant. My seeds are used for production of biofuel. Who am I ?
Answer is (B) Jatropa
2 Answers 1 views
Weeds and some wild plants are not eaten by insects, pests and animals because
C) The plants may contain toxic chemicals and unpleasant to taste
2 Answers 1 views
a. How can microbial cultures be used for the production of different metabolites?
a. Production of food, vaccines/ Production of primary metabolites; acids, alcohol/ Production of secondary metabolites: antibiotics/ Biotransformation reactions: enzymatic, steroids b. Strain improvement is done in order to maximize metabolite production...
2 Answers 1 views
The chemical substance which destroy weeds ……
Answer is (B) 2 – 4 – D
2 Answers 1 views
Q. 4. Show the following details with suitable index in the world map given below: (1) Area of high salinity in Atlantic Ocean (2) Area of less salinity near India (3) Dead Sea (4) Baltic Sea (5) Part of Red Sea having less salinity.
37000 32000 34000
2 Answers 20 views
Match the following: Group – A 1. Sea weeds
1) C 2) A 3) E 4) G 5) B
2 Answers 3 views
You have collected the information about ocean weeds. Identify the ocean weed from given below names.
(B) Agar-Agar
2 Answers 1 views
1. Sea turtles – a. threaten the survival of sea turtles. 2. Hatchlings – b. uses its front flippers to swim.
1. c 2. d 3. b 4. a
2 Answers 1 views
_______ gas cylinders are used for breathing purpose for a diver going deep into the sea (a) Hydrogen (b) Carbon-di-oxide
Correct answer is (c) Oxygen
2 Answers 1 views