Secondary productivity is rate of formation of new organic matter by
Secondary productivity is rate of formation of new organic matter by Options (a) Parasite (b) Consumer (c) Decomposer (d) Producer…
7 years ago
NEET2013
Which of the following represent maximum number of species among global
Which of the following represent maximum number of species among global biodiversity? Options (a) Lichens (b) Fungi (c) Mosses and…
7 years ago
A sedentary sea anemone gets attached to the shell lining of hermit crab
A sedentary sea anemone gets attached to the shell lining of hermit crab. The association is : Options (a) Symbiosis…
7 years ago
Seed coat is not thin membranous in
Seed coat is not thin membranous in Options (a) coconut (b) groundnut (c) maize (d) gram Correct Answer: coconutExplanation:No explanation…
7 years ago
Which of othe following is paramagnetic?
Which of the following is paramagnetic? Options (a) O₂⁻ (b) CN⁻ (c) NO⁺ (d) CO Correct Answer: O₂⁻Explanation:O₂⁻ (17) =…
7 years ago
XeF₂ is isostructural with:
XeF₂ is isostructural with: Options (a) ICl₂⁻ (b) SbCl₃ (c) BaCl₂ (d) TeF₂ Correct Answer: ICl₂⁻Explanation:No explanation available. Be the…
7 years ago
Which one of the following moleculescontains no π bond?
Which one of the following molecules contains no π bond? Options (a) H₂O (b) SO₂ (c) NO₂ (d) CO₂ Correct…
7 years ago
6.02 x 10²° molecules of urea are present in 100 mL of its solution
6.02 x 10²° molecules of urea are present in 100 mL of its solution. The concentration of the solution is…
7 years ago
Which of the following is electron-deficient?
Which of the following is electron-deficient? Options (a) (SiH₃)₂ (b) (BH₃)₂ (c) PH₃ (d) (CH₃)₂ Correct Answer: (BH₃)₂Explanation:Electron deficient molecules…
7 years ago
What is the maximum number of electrons that can be associated with the following
What is the maximum number of electrons that can be associated with the following set of quantum numbers? n=3, l=1…
7 years ago